| 1500 U17 Women 2018 to 5:15.0 | Head to Head Top 10 |
| Rank | Perf | | | PB | | Name | | Year | Coach | Club | Venue | Date | |
| 1 | 4:20.88 | | | 4:16.89 | | Emily Marmion-Williams | | 2 | Shane Smith | Kettering | Sportcity | 12 May 18 |  |
| 2 | 4:24.97 | | | 4:15.61 | | Ella McNiven | | 2 | Lynn Webb | Liverpool H | Stretford | 26 Jun 18 | |
 UK 10 TARGET: 4:28.00 |
| 3 | 4:28.91 | | | 4:25.36 | | India Pentland | | 2 | David Lowes | Darlington H | Jarrow | 25 Jul 18 | |
| 4 | 4:29.05 | | | 4:29.05 | PB | Keely Hodgkinson | | 2 | Margaret Galvin | Leigh | Stretford | 24 Apr 18 | |
| 5 | 4:29.42 | | | 4:27.6 | | Charlotte Alexander | | 2 | Wayne Vinton | Herne Hill | Watford | 25 Jul 18 | |
| 6 | 4:29.66 | | | 4:29.66 | PB | Ava White | | 1 | Phillip Kissi | Blackheath & Bromley | Street | 5 May 18 | |
| 7 | 4:30.50 | | | 4:18.90 | | Stephanie Moss | | 2 | Trevor Painter | Sale Harriers Manchester | Stretford | 18 Aug 18 | |
| 8 | 4:30.78 | | | 4:20.57 | | Olivia Mason | | 2 | Graeme Mason | Border | Stretford | 12 Jun 18 | |
| 9 | 4:30.86 | | | 4:30.86 | PB | Maya Todd McIntyre | | 1 | Graham Moffatt | Rushcliffe | Loughborough | 23 Jun 18 | |
| 10 | 4:32.41 | | | 4:32.41 | PB | Lia Radus | | 2 | Ali Kadir | Shaftesbury Barnet | Leeds | 2 Aug 18 | |
| 11 | 4:33.06 | | | 4:26.09 | | Morgan Squibb | | 1 | Andy Frankish | Blackheath & Bromley | Brighton | 30 May 18 | |
| 12 | 4:33.07 | | | 4:31.79 | | Sian Heslop | | 1 | Alison Hartopp | Macclesfield | Birmingham | 16 Jun 18 | |
| 13 | 4:34.26 | | | 4:34.26 | PB | Madeleine Johnson | | 2 | Bob Smith | Dorchester | Street | 5 May 18 | |
| 14 | 4:34.86 | | | 4:05.58 | | Alexandra Millard | | 2 | | Invicta East Kent | Watford | 30 May 18 | |
| 15 | 4:34.92 | | | 4:11.10 | | Mena Scatchard | | 1 | Kieron Hall | Ripon | Loughborough | 23 Jun 18 | |
| 16 | 4:35.03 | | | 4:35.03 | PB | Alice Goodall | | 2 | John Lees | Edinburgh AC | Loughborough | 23 Jun 18 | |
| 17 | 4:35.71 | | | 4:27.58 | | Ella Semple | | 1 | Catherine Muth | Wolverhampton & Bilston | Birmingham | 16 Jun 18 | |
| 18 | 4:35.79 | | | 4:31.10 | | Isla Calvert | | 1 | | Livingston | Grangemouth | 13 May 18 | |
| 19 | 4:35.95 | | | 4:35.95 | PB | Isobel Mannion | | 2 | Ian Byett | Basingstoke & Mid Hants | Milton Keynes | 2 Jun 18 | |
| 20 | 4:36.06 | | | 4:19.71 | | Molly Canham | | 2 | Gavin Pavey | Exeter | Street | 5 May 18 | |
| 21 | 4:36.09 | | | 4:28.67 | | Ellie Farrow | | 2 | Vince Stamp | City of Portsmouth | Brighton | 30 May 18 | |
| 22 | 4:36.32 | | | 4:04.98 | | Shannon Flockhart | | 2 | Robert Pocklington | Huntingdonshire | Birmingham | 13 Jul 18 | |
| 23 | 4:37.00 | | | 4:34.95 | | Mia Roberts | | 2 | John Messum | Deeside AAC | Leeds | 2 Aug 18 | |
| 24 | 4:37.02 | | | 4:23.20 | | Mia Atkinson | | 2 | Dean Miller | Charnwood | Birmingham | 13 Jul 18 | |
| 25 | 4:37.32 | | | 4:27.27 | | Lauren McNeil | | 1 | Richard Massey | Mansfield | Sportcity | 12 May 18 | |
| 26 | 4:37.74 | | | 4:37.74 | PB | Jodie Hill | | 1 | | Hallamshire | Stretford | 26 Jun 18 | |
| 27 | 4:37.87 | | | 4:30.73 | | Georgia Ledingham | | 1 | David Arnott | Corstorphine | Grangemouth | 13 May 18 | |
| 27 | 4:37.87 | | | 4:37.87 | PB | Darcey Lonsdale | | 1 | Peter Crook | Preston | Stretford | 12 Jun 18 | |
| 29 | 4:37.98 | | | 4:33.10 | | Holly Smith | | 2 | Andrew Carter | Vale Royal | Stretford | 24 Jul 18 | |
| 30 | 4:38.23 | i | | 4:22.00i | | Sarah Coutts | | 1 | | Pitreavie | Emirates Arena | 7 Feb 18 | |
| 4:39.38 | | | | | | | | | | Grangemouth | 5 Sep 18 | |
| 31 | 4:38.35 | | | 4:24.01 | | Charlotte Buckley | | 2 | Adrian Hemery | Thames Valley | Bedford | 25 Aug 18 | |
| 32 | 4:38.72 | | | 4:13.75 | | Molly Hudson | | 2 | Helen Clitheroe | Derby | Birmingham | 13 Jul 18 | |
| 33 | 4:38.83 | | | 4:38.83 | PB | Lara Crawford | | 1 | Paul Roden | Sale Harriers Manchester | Leeds | 2 Aug 18 | |
| 34 | 4:38.84 | i | | 4:32.49 | | Lily-Jane Evans-Haggerty | | 1 | | Victoria Park City of Glasgow | Emirates Arena | 7 Feb 18 | |
| 4:43.22 | | | | | | | | | | Scotstoun | 27 Jul 18 | |
| 35 | 4:38.94 | | | 4:38.94 | PB | Daisy Cumming | | 1 | | Dunfermline Track & Field | Grangemouth | 13 May 18 | |
| 36 | 4:39.45 | | | 4:39.45 | PB | Sioned Cordiner | | 1 | | Wrexham | Newport | 23 Jun 18 | |
| 37 | 4:40.03 | | | 4:23.10 | | Samantha Mason | | 1 | Duncan Mason | Salford H | Watford | 26 May 18 | |
| 38 | 4:40.08 | | | 4:30.76 | | Alice Garner | | 1 | Mick Woods | Aldershot, Farnham & District | Watford | 30 May 18 | |
| 39 | 4:40.55 | | | 4:36.48 | | Molly Peel | | 1 | Bill Foster | Nene Valley | Birmingham | 13 Jul 18 | |
| 40 | 4:41.29 | | | 4:25.47 | | Nia Clatworthy | | 1 | Arwyn Davies | Cardiff | Newport | 1 Aug 18 | |
| 41 | 4:41.59 | | | 4:41.59 | PB | Martha Calton-Seal | | 1 | | City of York | Birmingham | 13 Jul 18 | |
| 42 | 4:41.81 | | | 4:41.81 | PB | Grace Ingles | | 1 | Jeremy Sothcott | Watford | Loughborough | 23 Jun 18 | |
| 43 | 4:42.03 | | | 4:39.14 | | Katie Goodge | | 1 | | Tonbridge | Croydon | 1 Jul 18 | |
| 44 | 4:42.5 | | | 4:38.96 | | Molly Sweetman | | 2 | Eileen Naylor | Havering | Colchester | 3 Jun 18 | |
| 45 | 4:43.05 | | | 4:33.51 | | Abbey Brooke | | 2 | Bill Foster | Wakefield | Birmingham | 13 Jul 18 | |
| 46 | 4:43.06 | | | 4:43.06 | PB | Martha Smith | | 1 | Stephen Williams | Chelmsford | Watford | 22 Aug 18 | |
| 47 | 4:43.14 | | | 4:43.14 | PB | Abigail Durand | | 1 | Tim Ash | North Norfolk Harriers | Watford | 26 May 18 | |
| 48 | 4:43.33 | | | 4:41.57 | | Olivia McDonald | | 2 | Sue Goode | Guildford & Godalming | Brighton | 30 May 18 | |
| 49 | 4:43.38 | | | 4:43.38 | PB | Caitlin Gwyther | | 1 | Kevin Tobin | Swansea | Newport | 23 Jun 18 | |
| 50 | 4:43.43 | | | 4:20.95i | | Hannah Anderson | | 1 | | East Kilbride | Crownpoint | 28 Aug 18 | |
| 51 | 4:43.57 | | | 4:26.82 | | Jessica Norkett | | 1 | | Thetford | Birmingham | 13 Jul 18 | |
| 52 | 4:44.01 | | | 4:33.61 | | Georgina Campbell | | 1 | Paul Hawkins | Stratford-upon-Avon | Birmingham | 13 Jul 18 | |
| 53 | 4:44.3 | | | 4:44.3 | PB | Catherine Roberts | | 2 | | Darlington H | Darlington | 24 Jun 18 | |
| 54 | 4:44.56 | | | 4:31.63 | | Holly Fisher | | 1 | Stephen Hicks | Ipswich | Watford | 30 May 18 | |
| 55 | 4:44.83 | | | 4:31.95 | | Cera Gemmell | | 2 | Henry Muchamore | Team East Lothian | Grangemouth | 13 May 18 | |
| 56 | 4:44.85 | | | 4:29.49 | | Amelia Wills | | 2 | | Bracknell AC | Street | 5 May 18 | |
| 57 | 4:44.97 | | | 4:18.74 | | Jessica Spilsbury | | 1 | Richard Goddard | Sale Harriers Manchester | Watford | 26 May 18 | |
| 58 | 4:45.26 | | | 4:40.91 | | Saffron Moore | | 1 | Alex Budd | City of Portsmouth | Eltham | 23 May 18 | |
| 58 | 4:45.26 | | | 4:45.26 | PB | Francesca Davidson | | 1 | | Giffnock North | Crownpoint | 28 Aug 18 | |
| 60 | 4:45.31 | | | 4:45.31 | PB | Jane Williamson | | 1 | Steve Perkin | Chiltern | Lee Valley | 8 Jul 18 | |
| 61 | 4:45.5 | | | 4:22.69 | | Megan Gadsby | | 1 | Simon Eisenmann | City of Norwich | Norwich | 12 May 18 | |
| 62 | 4:45.6 | | | 4:45.6 | PB | Sophia Malpass | | 2 | | Wrekin College Triathlon Club | Cosford | 24 May 18 | |
| 63 | 4:45.63 | | | 4:45.0 | | Grace Burrell | | 2 | | Basildon | Chelmsford | 9 Jun 18 | |
| 64 | 4:45.7 | | | 4:45.7 | PB | Rosie Woodhams | | 2 | Bill Foster | Kendal | Carlisle | 19 Aug 18 | |
| 65 | 4:46.09 | | | 4:30.25 | | Molly Jones | | 2 | Shireen Higgins | Windsor Slough Eton & Hounslow | Bromley | 27 May 18 | |
| 66 | 4:46.17 | | | 4:46.17 | PB | Jessica Neal | | 1 | Andy Frankish | Blackheath & Bromley | Bromley | 21 May 18 | |
| 67 | 4:46.26 | | | 4:40.88 | | Grace Sullivan | | 1 | Joanna Evans | Cleethorpes | Leigh | 7 Jul 18 | |
| 68 | 4:46.75 | | | 4:36.54 | | Pippa Carcas | | 1 | Sandy Cameron | Edinburgh AC | Grangemouth | 13 May 18 | |
| 69 | 4:46.87 | | | 4:45.59 | | Annalie Cole | | 2 | | Orion | Bedford | 25 Aug 18 | |
| 70 | 4:46.91 | | | 4:32.80 | | Alyssa Davey | | 2 | Paul Roden | Sale Harriers Manchester | Stretford | 9 Jun 18 | |
| 71 | 4:46.93 | | | 4:45.95 | | Holly Peck | | 1 | Mike Bateman | Morpeth | Jarrow | 25 Jul 18 | |
| 72 | 4:47.02 | | | 4:41.79 | | Amy Miller | | 1 | Andy Frankish | Blackheath & Bromley | Bromley | 14 Apr 18 | |
| 73 | 4:47.10 | | | 4:47.10 | PB | Isobel Penniceard | | 1 | James McDonald | Herne Hill | Kingston | 9 Jun 18 | |
| 74 | 4:47.25 | | | 4:42.09 | | Imogen King | | 1 | Barry Hearn | Marshall Milton Keynes | Watford | 27 Jun 18 | |
| 75 | 4:47.62 | | | 4:47.62 | PB | Lydia James | | 1 | Lynn Cooper | Houghton Harriers | Jarrow | 25 Jul 18 | |
| 76 | 4:47.71 | | | 4:47.71 | PB | Lois Dooley | | 1 | | Brighton & Hove | Lee Valley | 8 Jul 18 | |
| 77 | 4:48.2 | | | 4:48.2 | PB | Alex Scrivener | | 1 | Trevor Painter | Banbury | Cheltenham | 9 Jun 18 | |
| 78 | 4:48.45 | | | 4:48.45 | PB | Grace Smith | | 2 | William Winter | Leicester | Sportcity | 12 May 18 | |
| 79 | 4:48.50 | | | 4:39.95 | | Sophie Hoare | | 2 | Phillip Kissi | Blackheath & Bromley | Bromley | 27 May 18 | |
| 80 | 4:48.64 | | | 4:48.64 | PB | Emiko Salvi | | 1 | David Mills | Reigate Priory | Eltham | 23 May 18 | |
| 81 | 4:48.65 | | | 4:48.65 | PB | Faye Sweeting | | 1 | Stephen Williams | Chelmsford | Chelmsford | 12 May 18 | |
| 82 | 4:48.7 | | | 4:21.01 | | Beatrix Wraith | | 1 | David Rice | Hertford & Ware | Watford | 15 Apr 18 | |
| 83 | 4:48.88 | | | 4:46.27 | | Emma Frew | | 2 | Alan Sprang | Ayr Seaforth | Scotstoun | 27 Jul 18 | |
| 84 | 4:49.13 | | | 4:49.13 | PB | Ellie Hinks | | 1 | | Garscube | Linwood | 26 Jun 18 | |
| 85 | 4:49.22 | | | 4:49.22 | PB | Ellie Phillips | | 2 | David Lowes | Darlington H | Chester-le-Street | 4 Jun 18 | |
| 86 | 4:49.70 | i | | 4:41.37 | | Kate Richardson | | 1 | Dudley Walker | Giffnock North | Emirates Arena | 7 Feb 18 | |
| 5:01.91 | | | | | | | | | | Grangemouth | 11 Aug 18 | |
| 87 | 4:49.80 | | | 4:49.80 | PB | Nia Riley | | 2 | Dan Nash | Cardiff Archers | Swansea | 10 Jun 18 | |
| 87 | 4:49.80 | | | 4:48.54 | | Isabella Beck | | 1 | Mike Chambers | Winchester | Lee Valley | 8 Jul 18 | |
| UK 100 TARGET: 4:50.00 |
| 89 | 4:50.0 | | | 4:50.0 | PB | Daisy Palmer | | 1 | Paul Kelsey | Oxford City | Horspath | 12 May 18 | |
| 90 | 4:50.20 | | | 4:50.20 | PB | Chloe Olford | | 2 | Steven Phillips | Newton Abbot | Exeter | 31 Jul 18 | |
| 91 | 4:50.2 | | | 4:13.66 | | Tia Wilson | | 2 | Bill Foster | Bedford & County | Bedford | 15 Apr 18 | |
| 91 | 4:50.2 | | | 4:41.32 | | Amy Young | | 1 | Shireen Higgins | Windsor Slough Eton & Hounslow | Reading | 9 Jun 18 | |
| 93 | 4:50.5 | | | 4:42.37 | | Katie Goldsmith | | 2 | Peter Gore | City of Norwich | Great Yarmouth | 22 Jul 18 | |
| 94 | 4:50.68 | | | 4:50.68 | PB | Helen Chong | | 1 | Dudley Walker | Giffnock North | Crownpoint | 28 Aug 18 | |
| 95 | 4:50.78 | | | 4:26.69 | | Keira Stern | | 2 | Deborah Steer | St. Albans AC | Hemel Hempstead | 9 Jun 18 | |
| 96 | 4:50.8 | | | 4:38.39 | | Hayley Instance | | 2 | | Thurrock | Gillingham | 23 Jun 18 | |
| 97 | 4:51.16 | | | 4:45.79 | | Daisy Davies | | 2 | | Yeovil | Street | 5 May 18 | |
| 98 | 4:51.3 | | | 4:51.3 | PB | Francesca Harris | | 1 | Andrew Carter | Vale Royal | Telford | 12 May 18 | |
| 99 | 4:51.41 | | | 4:51.41 | PB | Lily Tappenden | | 2 | Andy Frankish | Blackheath & Bromley | Bromley | 21 May 18 | |
| 100 | 4:51.5 | | | 4:51.5 | PB | Pia Lewis | | 1 | | Brighton & Hove | Gateshead | 7 Jul 18 | |
| 101 | 4:51.52 | | | 4:51.52 | PB | Jessica Hoggarth | | 2 | Enid Johnstone | Edinburgh AC | Grangemouth | 20 May 18 | |
| 102 | 4:51.81 | | | 4:51.81 | PB | Aela Stewart | | 1 | Sean Laverty | City of Derry | Belfast | 9 Jun 18 | |
| 102 | 4:51.81 | | | 4:51.81 | PB | Lucy Taylor | | 1 | Nadeem Shaikh | Stevenage & North Herts | Watford | 25 Jul 18 | |
| 104 | 4:51.87 | | | 4:48.53 | | Nicole Ainsworth | | 1 | Vince Stamp | City of Portsmouth | Portsmouth | 12 May 18 | |
| 105 | 4:51.9 | | | 4:46.61 | | Laura Trask | | 2 | | Hallamshire | Doncaster | 9 Jun 18 | |
| 105 | 4:51.9 | | | 4:40.22 | | Naomi Harris | | 1 | Rob McKim | Reading AC | Reading | 9 Jun 18 | |
| 107 | 4:51.92 | | | 4:51.92 | PB | Morgan Hanson | | 2 | Shireen Higgins | Windsor Slough Eton & Hounslow | Bromley | 27 May 18 | |
| 108 | 4:52.02 | | | 4:40.40 | | Emily Hathaway | | 1 | | Trent Park | Milton Keynes | 2 Jun 18 | |
| 109 | 4:52.4 | | | 4:52.4 | PB | Ellie Sakaria | | 2 | | Guildford & Godalming | Eton | 1 Sep 18 | |
| 110 | 4:52.45 | | | 4:47.27 | | Evie Collier | | 1 | Duncan Mason | Salford H | Stretford | 24 Apr 18 | |
| 111 | 4:52.57 | | | 4:52.57 | PB | Sophia Staab | | 2 | | Shaftesbury Barnet | Watford | 25 Jul 18 | |
| 112 | 4:52.59 | | | 4:52.59 | PB | Eimear McBrien | | 1 | | Lagan Valley | Belfast | 9 Jun 18 | |
| 113 | 4:52.65 | | | 4:45.63 | | Elizabeth Bentham | | 2 | Catrina Lewis | Luton | Reading | 29 Apr 18 | |
| 114 | 4:52.7 | | | 4:26.68 | | Beth Sykes | | 2 | Rita Brownlie | Bromsgrove & Redditch | Kidderminster | 27 May 18 | |
| 115 | 4:52.88 | | | 4:41.20 | | Charlotte Vaughan | | 2 | | Walton | Watford | 27 Jun 18 | |
| 116 | 4:53.12 | | | 4:53.12 | PB | Ellie Grinnell | | 2 | Andrew Carter | Vale Royal | Stretford | 26 Jun 18 | |
| 117 | 4:53.2 | | | 4:25.53 | | Freya Bennett | | 1 | Dean Miller | Coventry | Rugby | 24 Jun 18 | |
| 118 | 4:53.26 | | | 4:44.46 | | Niamh Gallagher | | 1 | | St. Albans AC | Hemel Hempstead | 9 Jun 18 | |
| 119 | 4:53.3 | | | 4:53.3 | PB | Annie Duffy | | 1 | Peter Crook | Preston | Wigan | 5 May 18 | |
| 120 | 4:53.33 | | | 4:53.33 | PB | Alisha Sivell | | 1 | Arthur Smith | Kilbarchan | Linwood | 26 Jun 18 | |
| 121 | 4:53.35 | | | 4:31.48 | | Hannah Gilliland | | 2 | Lawson Cochrane | Willowfield | Belfast | 9 Jun 18 | |
| 122 | 4:53.36 | | | 4:53.36 | PB | Sabrina Mannes | | 1 | Phillip Kissi | Blackheath & Bromley | Eton | 1 Jul 18 | |
| 123 | 4:53.45 | | | 4:53.11 | | Hazel Williams | | 1 | | Lincoln Wellington | Lincoln | 8 Jul 18 | |
| 124 | 4:53.46 | i | | 4:53.46i | PB | Isla Britton | | 1 | | Victoria Park City of Glasgow | Emirates Arena | 7 Feb 18 | |
| 5:00.33 | | | | | | | | | | Carlisle | 29 Apr 18 | |
| 125 | 4:53.47 | | | 4:50.15 | | Lorna Spiers | | 2 | James Thie | Northern (Isle of Man) | Stretford | 26 Jun 18 | |
| 126 | 4:53.5 | | | 4:38.01 | | Fern Kimber | | 1 | Annette Lewis | Poole Runners | Poole | 24 Jun 18 | |
| 126 | 4:53.5 | | | 4:32.58 | | Freya Stapleton | | 1 | Jeremy Sothcott | Shaftesbury Barnet | Ipswich | 2 Sep 18 | |
| 128 | 4:53.55 | | | 4:53.55 | PB | Nina Pearce | | 1 | | Ilkley | Leeds | 2 Aug 18 | |
| 129 | 4:53.62 | | | 4:53.62 | PB | Jill Carswell | | 1 | | Giffnock North | Grangemouth | 20 May 18 | |
| 130 | 4:54.10 | | | 4:54.10 | PB | Matilda Taylor | | 1 | | Cambridge & Coleridge | Peterborough | 12 May 18 | |
| 131 | 4:54.2 | | | 4:15.97 | | Phoebe Anderson | | 2 | Wayne Vinton | Windsor Slough Eton & Hounslow | Horspath | 12 May 18 | |
| 131 | 4:54.2 | | | 4:54.2 | PB | Sasha Tydeman | | 1 | David Vosser | Winchester | Reading | 9 Jun 18 | |
| 133 | 4:54.23 | | | 4:54.23 | PB | Betty Bergstrand | | 1 | Martin Peevor | Middlesbrough (Mandale) | Middlesbrough | 13 May 18 | |
| 134 | 4:54.41 | | | 4:48.78 | | Lucy Smith | | 2 | Andrew Carter | Vale Royal | Stretford | 24 Jul 18 | |
| 135 | 4:54.42 | | | 4:54.42 | PB | Louise Cocking | | 2 | | Chesterfield | Lincoln | 8 Jul 18 | |
| 136 | 4:54.45 | | | 4:54.45 | PB | Holly Bigger | | 1 | Simon Prior | Wells City | Exeter | 26 Jun 18 | |
| 137 | 4:54.54 | i | | 4:22.56 | | Charlotte Young | | 1 | Steve Fury | Medway & Maidstone | Lee Valley | 18 Mar 18 | |
| 4:59.78 | | | | | | | | | | Ashford | 13 May 18 | |
| 137 | 4:54.54 | | | 4:48.72 | | Enya Maylor | | 1 | | Team Bath | Yate | 9 Jun 18 | |
| 139 | 4:54.88 | | | 4:53.64 | | Holly Jackson | | 2 | Paul Roden | Sale Harriers Manchester | Stretford | 24 Apr 18 | |
| 139 | 4:54.88 | | | 4:28.74 | | Martha Collings | | 1 | Barbara Rodriguez | Woking | Kingston | 12 May 18 | |
| 141 | 4:54.89 | | | 4:39.08i | | Lizzy Ingram | | 1 | | Yeovil | Exeter | 26 Jun 18 | |
| 142 | 4:54.9 | | | 4:50.16 | | Kaya Sittampalam Main | | 2 | | Bracknell AC | Reading | 15 Apr 18 | |
| 143 | 4:54.98 | | | 4:50.95i | | Aimee Anderson | | 1 | Norrie Hay | Airdrie Harriers | Scotstoun | 27 Jul 18 | |
| 144 | 4:55.0 | | | 4:54.6 | | Poppy Pellow | | 1 | | Wells City | Street | 13 Jun 18 | |
| 145 | 4:55.09 | | | 4:55.09 | PB | Alana Meenan | | 1 | | Absolute Tri | Loughborough | 16 May 18 | |
| 146 | 4:55.10 | | | 4:47.22 | | Amelia Kane | | 1 | | Lagan Valley | Antrim | 4 Aug 18 | |
| 147 | 4:55.1 | | | 4:55.1 | PB | Katie Challinor | | 1 | | Ipswich | Ipswich | 6 May 18 | |
| 148 | 4:55.28 | | | 4:23.89 | | Ty Brockley-Langford | | 1 | Paul Roden | Salford H | Stretford | 24 Apr 18 | |
| 149 | 4:55.33 | | | 4:16.08 | | Alice Wright | | 1 | Bruce Warren | Brighton Phoenix | Brighton | 30 May 18 | |
| 150 | 4:55.38 | | | 4:55.38 | PB | Ellie Osmond | | 1 | Andy Frankish | Blackheath & Bromley | Watford | 25 Jul 18 | |
| 151 | 4:55.4 | | | 4:45.69 | | Harmony Cooper | | 2 | Bruce Warren | Hastings AC | Carshalton | 28 Apr 18 | |
| 152 | 4:55.45 | i | | 4:47.48 | | Lucrezia Polloni | | 1 | Phillip Kissi | Blackheath & Bromley | Sheffield | 25 Feb 18 | |
| 153 | 4:55.47 | | | 4:52.23 | | Katie Agnew | | 2 | | Ballymena & Antrim | Belfast | 9 Jun 18 | |
| 154 | 4:55.5 | | | 4:55.5 | PB | Montana Edghill | | 2 | Sharon Edghill | Marshall Milton Keynes | Chelmsford | 23 Jun 18 | |
| 155 | 4:55.62 | | | 4:53.57 | | Natasha Farrington | | 2 | Martin Exley-Deane | Tavistock | Exeter | 31 Jul 18 | |
| 156 | 4:55.65 | | | 4:43.39 | | Robyn Greenway | | 1 | Joanna Evans | Cleethorpes | Liverpool | 11 Aug 18 | |
| 157 | 4:55.68 | | | 4:55.68 | PB | Danielle Whipp | | 2 | Stan Taylor | Blackpool, Wyre & Fylde | Leigh | 7 Jul 18 | |
| 158 | 4:56.15 | | | 4:35.1 | | Harriet Bloor | | 1 | David Leach | Hailsham | Brighton | 30 May 18 | |
| 159 | 4:56.27 | i | | 4:52.96i | | Rosie Davidson | | 1 | | Ayr Seaforth | Emirates Arena | 7 Feb 18 | |
| 4:59.00 | | | | | | | | | | Kilmarnock | 13 May 18 | |
| 160 | 4:56.3 | | | 4:53.61 | | Lydia Attwell | | 1 | Christopher Brown | Stroud | Cheltenham | 9 Jun 18 | |
| 161 | 4:56.37 | | | 4:38.98 | | Aoife McGreevy | | 1 | | Lagan Valley | Bangor | 21 Jul 18 | |
| 162 | 4:56.38 | | | 4:49.8 | | Emily Andrew | | 2 | Ross Cairns | Inverness | Scotstoun | 24 Jun 18 | |
| 163 | 4:56.42 | | | 4:56.42 | PB | Nancy Britten | | 1 | Richard Massey | Mansfield | Loughborough | 1 Aug 18 | |
| 164 | 4:56.61 | | | 4:50.64 | | Catherine Gallagher | | 2 | Norman Waterson | Wirral | Genk, BEL | 19 Jul 18 | |
| 165 | 4:56.62 | | | 4:46.43 | | Rachel Pharaoh | | 2 | Andrew Kennard | Walton | Watford | 27 Jun 18 | |
| 166 | 4:56.70 | | | 4:34.75 | | Mia Billins | | 2 | Steven Purser | City of Portsmouth | Brighton | 30 May 18 | |
| 167 | 4:56.72 | | | 4:56.72 | PB | Cameron-Ellie Mander | | 1 | | Wrekin College Triathlon Club | Tipton | 22 May 18 | |
| 168 | 4:56.80 | | | 4:54.44 | | Olivia Mead | | 1 | Derek Darnell | Nene Valley | Hendon | 8 Jul 18 | |
| 169 | 4:56.81 | | | 4:47.6 | | Zara Tyas | | 1 | Ian Hill | Holmfirth | Middlesbrough | 2 Sep 18 | |
| 170 | 4:56.83 | i | | 4:56.83i | PB | Jemma Jamieson | | 2 | | Pitreavie | Emirates Arena | 28 Jan 18 | |
| 5:00.34 | | | | | | | | | | Carlisle | 29 Apr 18 | |
| 171 | 4:56.95 | | | 4:56.95 | PB | Jessica Patrick | | 1 | | Shaftesbury Barnet | Watford | 22 Aug 18 | |
| 172 | 4:56.97 | | | 4:56.97 | PB | Ella Carey | | 1 | Barry Hearn | Marshall Milton Keynes | Watford | 27 Jun 18 | |
| 173 | 4:56.99 | | | 4:33.59 | | Caitlin Purcell | | 1 | Nichola Crawford | Aberdeen | Aberdeen | 17 Jun 18 | |
| 174 | 4:57.2 | | | 4:57.2 | PB | Hermione Walker | | 2 | | Reading AC | Reading | 9 Jun 18 | |
| 175 | 4:57.23 | | | 4:21.79 | | Abigail Hancock | | 2 | Andrew Kinnersley | Reading AC | Hendon | 29 Jul 18 | |
| 176 | 4:57.4 | | | 4:57.4 | PB | Sophie Smith | | 1 | | Marlborough Athletics | Swindon | 9 Jun 18 | |
| 177 | 4:57.47 | | | 4:48.2 | | Amy-Nicola Davies | | 1 | Richard Taylor | Blackburn | Stretford | 28 Aug 18 | |
| 178 | 4:57.55 | | | 4:57.55 | PB | Sorcha Mullan | | 1 | | Omagh | Belfast | 9 Jun 18 | |
| 179 | 4:57.6 | | | 4:48.14 | | Jess Humphreys | | 2 | | Wolverhampton & Bilston | Telford | 12 May 18 | |
| 180 | 4:57.61 | | | 4:49.02 | | Anna Pigford | | 1 | Lynn Cooper | Houghton Harriers | Chester le Street | 9 Jul 18 | |
| 181 | 4:57.7 | | | 4:57.7 | PB | Claudia Spice | | 1 | Paul Owen | Bristol & West | Whitehall | 18 Apr 18 | |
| 182 | 4:57.88 | | | 4:53.66 | | Charlotte Edwards | | 1 | | Wigan & District | Wigan | 8 Apr 18 | |
| 183 | 4:58.04 | | | 4:57.73 | | Scarlet Dalrymple | | 1 | | Bedford & County | Hendon | 8 Jul 18 | |
| 184 | 4:58.1 | | | 4:45.85 | | Maisy Rose | | 1 | Jason Marchant | Dartford H | Dartford | 14 Apr 18 | |
| 185 | 4:58.13 | | | 4:57.09 | | Rachel Nealon | | 1 | Nicki Nealon | Wreake & Soar Valley | Loughborough | 13 Jun 18 | |
| 186 | 4:58.3 | | | 4:55.5 | | Lucy Wells | | 1 | Les Rayment | Bracknell AC | Reading | 15 Apr 18 | |
| 187 | 4:58.47 | | | 4:54.75 | | Rebekah Riches | | 1 | Anne Hegvold | Hercules Wimbledon | Stjørdal, NOR | 2 Jun 18 | |
| 188 | 4:58.5 | | | 4:58.5 | PB | Abby O'Neill | | 2 | Jack Dobson | East Cheshire | Stockport | 15 Jul 18 | |
| 189 | 4:58.51 | | | 4:54.70 | | Kirsty Oldham | | 2 | | Aberdeen | Aberdeen | 16 May 18 | |
| 190 | 4:58.6 | | | 4:51.38 | | Maya Ramnarine | | 1 | | Hastings AC | Lewes | 23 Jun 18 | |
| 191 | 4:58.89 | | | 4:48.87 | | Rebecca Wallace | | 2 | Eamonn Christie | Lagan Valley | Antrim | 18 May 18 | |
| 192 | 4:58.96 | | | 4:48.3 | | Ellie Taylor | | 2 | Peter Gore | City of Norwich | Bromley | 23 Jun 18 | |
| 193 | 4:59.0 | | | 4:59.0 | PB | Charlotte Haywood-Percival | | 1 | Duncan Mason | Salford H | Connah's Quay | 5 May 18 | |
| 194 | 4:59.08 | | | 4:57.19 | | Charlotte Hey | | 1 | Spencer Duval | Royal Sutton Coldfield | Nuneaton | 12 May 18 | |
| 195 | 4:59.13 | | | 4:59.13 | PB | Clare Wallace | | 2 | | Giffnock North | Grangemouth | 20 May 18 | |
| 195 | 4:59.13 | | | 4:53.55 | | Esther Rowe-Towle | | 1 | Jamie Russell | Sheffield & Dearne | Sheffield | 23 May 18 | |
| 197 | 4:59.22 | i | | 4:45.0 | | Helena Dyce | | 2 | | Cambridge & Coleridge | Lee Valley | 4 Feb 18 | |
| 198 | 4:59.3 | | | 4:59.3 | PB | Emma Allroggen | | 1 | | Coventry | Telford | 5 May 18 | |
| 199 | 4:59.49 | | | 4:59.49 | PB | Lauren Watchorn | | 2 | | Deeside AAC | Salford | 8 Jul 18 | |
| 200 | 4:59.51 | | | 4:59.51 | PB | Seren Rayment | | 2 | Paul Hill | Cardiff Archers | Swansea | 29 Jul 18 | |
| 201 | 4:59.53 | | | 4:59.10 | | Tiegan Ward | | 1 | Derek Osborne | Brecon | Swansea | 10 Jun 18 | |
| 202 | 4:59.69 | | | 4:48.95 | | Amelia McMurtrie | | 1 | | Rugby & Northampton | Watford | 5 Sep 18 | |
| 203 | 4:59.7 | | | 4:29.30 | | Georgia Palmer | | 1 | | Cheltenham | Nottingham | 5 Aug 18 | |
| 204 | 4:59.76 | | | 4:55.0 | | Clarissa Nicholls | | 2 | Les Rayment | Bracknell AC | Crawley | 20 May 18 | |
| 205 | 4:59.84 | | | 4:57.41 | | Jojo Littlefield | | 1 | | Victoria Park City of Glasgow | Grangemouth | 8 Jun 18 | |
| 206 | 4:59.87 | | | 4:59.87 | PB | Megan Lewis | | 1 | Jack Dobson | East Cheshire | Bury | 12 May 18 | |
| 207 | 5:00.00 | | | 5:00.00 | PB | Ava Manson | | 1 | | City of Lisburn | Antrim | 28 Apr 18 | |
| 208 | 5:00.27 | | | 5:00.27 | PB | Hope McBride | | 1 | | North Belfast | Antrim | 18 May 18 | |
| 209 | 5:00.3 | | | 4:54.69 | | Sophie Robson | | 2 | Michael Bunn | Jarrow & Hebburn | Jarrow | 18 Apr 18 | |
| 210 | 5:00.41 | | | 5:00.41 | PB | Ellie Blakey | | 1 | | Nottinghamshire Schs | Birmingham | 16 Jun 18 | |
| 211 | 5:00.5 | | | 4:49.49 | | Bluebell Cooke | | 1 | Catrina Lewis | Shaftesbury Barnet | Stevenage | 7 May 18 | |
| 211 | 5:00.5 | | | 4:58.55 | | Eden O'Dea | | 1 | | Wrexham | Warrington | 9 Jun 18 | |
| 213 | 5:00.54 | | | 4:54.5 | | Amy Killick | | 1 | David Killick | Leighton Buzzard | Sandy | 29 Sep 18 | |
| 214 | 5:00.79 | | | 5:00.79 | PB | Melina Duer | | 1 | Geoffrey Hawes | Thames Valley | Lee Valley | 8 Jul 18 | |
| 215 | 5:00.8 | | | 4:59.12 | | Bethany Thornton | | 2 | Richard Goddard | Sale Harriers Manchester | Warrington | 4 Aug 18 | |
| 216 | 5:00.83 | | | 5:00.83 | PB | Sophie Wetheridge | | 1 | | Basildon | Watford | 27 Jun 18 | |
| 217 | 5:01.00 | | | 5:01.00 | PB | Sarah Elsden | | 2 | Stuart Holding | Wigan & District | Stretford | 24 Jul 18 | |
| 218 | 5:01.07 | | | 4:55.58 | | Zoe White | | 1 | Andy Frankish | Blackheath & Bromley | Battersea Park | 20 May 18 | |
| 219 | 5:01.1 | | | 5:01.1 | PB | Susannah Hirst | | 1 | James McDonald | Herne Hill | Basingstoke | 6 Jun 18 | |
| 220 | 5:01.2 | | | 4:58.20 | | Hollie Gamble | | 1 | John Skevington | Wreake & Soar Valley | Banbury | 24 Jun 18 | |
| 221 | 5:01.23 | | | 4:54.98 | | Libby Jay | | 2 | Gordon Addison | Luton | Watford | 22 Aug 18 | |
| 222 | 5:01.37 | | | 5:01.37 | PB | Bethany Panton | | 1 | | Blackheath & Bromley | Bromley | 11 Jun 18 | |
| 223 | 5:01.4 | | | 5:01.4 | PB | Capucine Rousset | | 1 | Geoffrey Hawes | Thames Valley | Wormwood Scrubs | 27 May 18 | |
| 224 | 5:01.48 | | | 4:46.03 | | Indira Patel | | 2 | Mike Dunphy | Dacorum | Watford | 22 Aug 18 | |
| 225 | 5:01.52 | | | 5:01.52 | PB | Madison Foxcroft | | 1 | Shireen Higgins | Windsor Slough Eton & Hounslow | Watford | 2 May 18 | |
| 226 | 5:01.58 | | | 4:33.33 | | Kirsty Purcell | | 1 | Nichola Crawford | Aberdeen | Grangemouth | 26 Aug 18 | |
| 227 | 5:01.59 | | | 4:50.43 | | Megan Coffey | | 1 | | Walton | Crawley | 16 Jun 18 | |
| 228 | 5:01.67 | | | 5:01.67 | PB | Molly Louise Platts | | 2 | Nigel Brookes | Rotherham | Sheffield | 20 Jun 18 | |
| 229 | 5:01.8 | | | 4:57.8 | | Molly Williams | | 1 | George Jones | Rugby & Northampton | Corby | 13 May 18 | |
| 230 | 5:01.84 | | | 4:56.46 | | Maisie Wiseman | | 1 | | Sale Harriers Manchester | Liverpool | 27 May 18 | |
| 231 | 5:02.06 | | | 4:50.46i | | Kyra Gibb | | 1 | Michael Wright | Central | Carlisle | 29 Apr 18 | |
| 232 | 5:02.1 | | | 5:00.9 | | Ciara Mulvihill | | 2 | Barbara Rodriguez | Woking | Walton | 20 May 18 | |
| 233 | 5:02.34 | | | 4:38.11 | | Keiva Rennocks | | 2 | Nigel Brookes | Rotherham | Cudworth | 12 May 18 | |
| 234 | 5:02.39 | | | 4:58.6 | | Bethan Davies | | 2 | | Colwyn Bay | Deeside | 13 May 18 | |
| 234 | 5:02.39 | | | 5:02.39 | PB | Lucy Crossman | | 1 | Richard Caburn | Taunton | Exeter | 26 Jun 18 | |
| 236 | 5:02.40 | | | 4:52.33 | | Emily Field | | 2 | | Bingley | Stretford | 26 Jun 18 | |
| 237 | 5:02.4 | | | 4:59.72 | | Frances Haines | | 1 | Mark Vile | Cambridge & Coleridge | St Albans | 6 May 18 | |
| 238 | 5:02.46 | | | 5:01.32 | | Emma Jenkins | | 2 | | Perth Strathtay | Grangemouth | 11 Aug 18 | |
| 239 | 5:02.56 | i | | 4:58.74 | | Ella Morgan | | 1 | Sean Price | Aberdare Valley | Cardiff | 27 Jan 18 | |
| 240 | 5:02.59 | | | 5:02.0 | | Cerys Vico | | 2 | Michael Taylor | Wycombe | Crawley | 1 Jul 18 | |
| 241 | 5:02.60 | | | 4:31.22 | | Rosie Hamilton-James | | 1 | Dean Miller | Westbury | Yate | 20 Jun 18 | |
| 242 | 5:02.74 | | | 4:45.97 | | Isabel Hodder | | 1 | Sarah Kearney | Wirral | Salford | 8 Jul 18 | |
| 243 | 5:02.8 | | | 4:57.90 | | Lily Newton | | 2 | James McDonald | Herne Hill | Catford | 9 Aug 18 | |
| 244 | 5:02.81 | | | 4:48.39 | | Ella van Heerde | | 1 | Shireen Higgins | Windsor Slough Eton & Hounslow | Eton | 13 May 18 | |
| 245 | 5:03.0 | | | 4:49.0 | | Isabel Richardson | | 2 | | Southampton | Southampton | 11 Apr 18 | |
| 246 | 5:03.18 | i | | 5:00.9 | | Carrie Banks | | 1 | | Central | Emirates Arena | 7 Feb 18 | |
| 247 | 5:03.2 | | | 4:54.78 | | Emma Hart | | 1 | Adam Mitchell | Darlington H | Darlington | 24 Jun 18 | |
| 248 | 5:03.22 | | | 5:03.22 | PB | Megan Dingle | | 1 | | Vale Royal | Newport | 23 Jun 18 | |
| 249 | 5:03.3 | | | 5:03.3 | PB | Lottie Roberts | | 1 | | Halesowen | Banbury | 24 Jun 18 | |
| 250 | 5:03.39 | | | 4:20.58 | | Helen Braybrook | | 1 | Bill Boyd | Grantham AC | Loughborough | 13 Jun 18 | |
| 251 | 5:03.46 | | | 4:51.75 | | Katie Clutterbuck | | 1 | Shireen Higgins | Windsor Slough Eton & Hounslow | Watford | 27 Jun 18 | |
| 252 | 5:03.50 | | | 5:03.50 | PB | Christina Durbin | | 1 | | St. Albans AC | Watford | 5 Sep 18 | |
| 253 | 5:03.52 | i | | 5:00.11i | | Ella Quinn | | 2 | | Omagh | Athlone, IRL | 4 Feb 18 | |
| 254 | 5:03.53 | | | 5:03.53 | PB | Libby Sutherland | | 2 | | Kilbarchan | Grangemouth | 17 Jun 18 | |
| 255 | 5:03.55 | | | 5:01.5 | | Bea Winkler | | 2 | Enid Johnstone | Edinburgh AC | Grangemouth | 22 Apr 18 | |
| 256 | 5:03.6 | | | 5:03.6 | PB | Maria Calleia | | 1 | Paul Tabor | Wolverhampton & Bilston | Solihull | 1 Jul 18 | |
| 257 | 5:03.67 | | | 5:03.06 | | Elsie Hollywood | | 1 | Elaine MacKay | Shettleston | Grangemouth | 17 Jun 18 | |
| 258 | 5:03.68 | | | 4:47.87 | | Abigail White | | 2 | Trevor Raggett | Aldershot, Farnham & District | Watford | 30 May 18 | |
| 259 | 5:03.7 | | | 5:03.4 | | Savannah Causer | | 2 | Christopher Hazell | Birchfield H | Wolverhampton | 12 May 18 | |
| 260 | 5:03.74 | | | 5:03.74 | PB | Isabella Wijsman | | 1 | Michael Taylor | Wycombe | Lee Valley | 8 Jul 18 | |
| 261 | 5:04.00 | | | 5:01.69 | | Maya Hodgson | | 2 | Shireen Higgins | Windsor Slough Eton & Hounslow | Watford | 2 May 18 | |
| 262 | 5:04.0 | | | 4:59.85 | | Alice Lily Evans | | 2 | | Pembrokeshire | Carmarthen | 30 May 18 | |
| 262 | 5:04.0 | | | 5:04.0 | PB | Millie Gray | | 1 | | Berkshire Schs | Street | 13 Jun 18 | |
| 262 | 5:04.0 | | | 4:20.70 | | Kate Willis | | 1 | David Pring | City of Norwich | Bury St Edmunds | 16 Sep 18 | |
| 265 | 5:04.02 | | | 4:40.00 | | Ffion Higginson | | 2 | Stephen Jones | Bridgend | Cardiff Met | 25 Apr 18 | |
| 266 | 5:04.14 | | | 5:04.14 | PB | Emily-Jae Mason | | 2 | Darrell Maynard | Cwmbran | Exeter | 26 Jun 18 | |
| 267 | 5:04.32 | | | 5:02.1 | | Kate Pugh | | 2 | | Oswestry | Tipton | 14 Aug 18 | |
| 268 | 5:04.51 | | | 4:37.58 | | Eva Hardie | | 2 | Lynn Cooper | Houghton Harriers | Jarrow | 25 Jul 18 | |
| 269 | 5:04.58 | | | 5:04.58 | PB | Emma Downie | | 2 | Karen Yewer | Newbury | Eton | 13 May 18 | |
| 270 | 5:04.63 | | | 4:57.0 | | Aisling Dunne | | 1 | Mike Chambers | Winchester | Portsmouth | 12 May 18 | |
| 271 | 5:04.76 | | | 4:48.33 | | Harriet Turner | | 2 | Mark Brace | North Devon | Exeter | 24 Apr 18 | |
| 272 | 5:05.07 | | | 5:05.07 | PB | Isabelle Craven | | 1 | Shireen Higgins | Windsor Slough Eton & Hounslow | Milton Keynes | 2 Jun 18 | |
| 273 | 5:05.1 | | | 4:46.82 | | Alice Stiles | | 2 | | Manchester H | Blackpool | 4 Aug 18 | |
| 274 | 5:05.16 | | | 5:05.16 | PB | Susie McLaughlin | | 1 | | Cambuslang | Kilmarnock | 13 May 18 | |
| 275 | 5:05.19 | | | 4:59.2 | | Merryn Hilton | | 2 | | Stroud | Milton Keynes | 2 Jun 18 | |
| 276 | 5:05.2 | | | 5:05.2 | PB | Emily Balshaw | | 1 | Stan Taylor | Blackpool, Wyre & Fylde | Blackburn | 12 May 18 | |
| 277 | 5:05.3 | | | 5:00.7 | | Mia Groom | | 2 | | Shaftesbury Barnet | Watford | 15 Apr 18 | |
| 278 | 5:05.33 | | | 4:57.50 | | Elena Jones | | 2 | | Bracknell AC | Bracknell | 31 Mar 18 | |
| 279 | 5:05.36 | | | 4:33.52 | | Lucy Stevens | | 2 | | Rugby & Northampton | Watford | 25 Jul 18 | |
| 280 | 5:05.46 | | | 5:05.46 | PB | Lucy-Mae Shepherd | | 2 | | Bedford & County | Reading | 29 Apr 18 | |
| 281 | 5:05.5 | | | 4:42.54 | | Charlotte Griffiths | | 2 | | Guildford & Godalming | Woking | 29 Apr 18 | |
| 282 | 5:05.52 | | | 4:39.65 | | Scarlett Kent | | 2 | Jeremy Sothcott | Shaftesbury Barnet | Watford | 5 Sep 18 | |
| 283 | 5:05.54 | | | 4:57.43 | | Amy Mercer | | 2 | | Wimborne | Street | 5 May 18 | |
| 284 | 5:05.57 | | | 5:00.50 | | Connie Crothers | | 1 | | Lagan Valley | Antrim | 28 Apr 18 | |
| 285 | 5:05.72 | | | 4:43.32 | | Rhiannon Paton | | 1 | | Westbury | Cardiff | 27 May 18 | |
| 286 | 5:05.79 | | | 4:58.41 | | Mia Edwards | | 1 | | Brighton Phoenix | Crawley | 9 Jun 18 | |
| 287 | 5:05.80 | | | 4:45.30 | | Nuala McCheyne | | 2 | Janice Hendrie | Inverclyde | Kilmarnock | 13 May 18 | |
| 288 | 5:05.8 | | | 4:59.6 | | Charlotte Bennett | | 1 | | New Marske | Whitley Bay | 3 Jun 18 | |
| 289 | 5:06.1 | | | 4:54.82i | | Lauren Kennard | | 1 | | Worcester | Worcester | 8 Jul 18 | |
| 290 | 5:06.13 | | | 4:54.44 | | Charlotte Parsons | | 1 | Mick Woods | Aldershot, Farnham & District | Watford | 4 Apr 18 | |
| 291 | 5:06.3 | | | 4:58.9 | | Rachel Burton | | 2 | | Radley | Horspath | 10 Jun 18 | |
| 292 | 5:06.31 | | | 5:06.31 | PB | Saphron Davie-Thornhill | | 2 | | Hampshire Schs | Basingstoke | 9 Jun 18 | |
| 293 | 5:06.6 | | | 4:54.9 | | Abigail Woolaston | | 2 | | Andover | Winchester | 8 Apr 18 | |
| 293 | 5:06.6 | | | 5:05.63 | | Maddy Herbert | | 1 | | Dorchester | Poole | 24 Jun 18 | |
| 295 | 5:06.87 | | | 4:55.74 | | Beth Darwent | | 1 | Bernard Wilkins | Abingdon | Watford | 2 May 18 | |
| 296 | 5:06.9 | | | 5:06.9 | PB | Sarah-marie Riise | | 2 | | Shetland | Kirkwall | 2 Jun 18 | |
| 297 | 5:07.0 | | | 5:07.0 | PB | Phoebe Hayashi | | 1 | | Lancaster & Morecambe | Leigh | 1 Jul 18 | |
| 298 | 5:07.02 | | | 5:07.02 | PB | Mia France | | 2 | | Absolute Tri | Loughborough | 13 Jun 18 | |
| 299 | 5:07.1 | | | 5:07.1 | PB | Alice Davies | | 1 | | Stockport | Stockport | 15 Jul 18 | |
| 300 | 5:07.11 | | | 5:07.11 | PB | Elizabeth Clarkson | | 2 | Julia Bailey | Newcastle (Staffs) AC | Stoke | 15 Apr 18 | |
| 301 | 5:07.35 | | | 5:07.35 | PB | Miriam Gilbride | | 1 | | Giffnock North | Grangemouth | 11 Aug 18 | |
| 302 | 5:07.4 | | | 5:03.3 | | Lara Croft | | 1 | | Bracknell AC | Wormwood Scrubs | 23 Jun 18 | |
| 303 | 5:07.46 | | | 4:43.73 | | Bronwen Stratton-Thomas | | 2 | | Swansea | Cardiff Met | 25 Apr 18 | |
| 304 | 5:07.81 | | | 5:04.42 | | Emma Chamberlain | | 1 | Dudley Walker | Giffnock North | Scotstoun | 27 Jul 18 | |
| 305 | 5:07.85 | | | 5:00.6 | | Rebecca Tilley | | 2 | | New Marske | Middlesbrough | 29 Apr 18 | |
| 305 | 5:07.85 | | | 4:51.17 | | Florence Duff | | 2 | | Unattached | Perpignan, FRA | 12 May 18 | |
| 307 | 5:07.99 | | | 4:54.07 | | Beth Ashley | | 2 | | Basildon | Hornchurch | 29 Apr 18 | |
| 308 | 5:08.0 | | | 5:00.24 | | Holly Love | | 2 | David Walker | Worcester | Worcester | 22 Jul 18 | |
| 309 | 5:08.10 | | | 5:08.10 | PB | Lily Heaton | | 1 | | Morpeth | Jarrow | 25 Jul 18 | |
| 310 | 5:08.15 | | | 5:03.07 | | Emma Richards | | 2 | Robert Griffiths | Saffron AC | Loughborough | 25 Apr 18 | |
| 311 | 5:08.17 | | | 5:05.12 | | S Freeman | | 1 | | Essex Schs | Chelmsford | 9 Jun 18 | |
| 312 | 5:08.2 | | | 4:43.22 | | Bethany Reid | | 1 | Steve Green | Chorley ATC | Blackpool | 9 Jun 18 | |
| 313 | 5:08.41 | | | 4:49.84 | | Emily Murray | | 1 | Simon Prior | Wells City | Yeovil | 9 Jun 18 | |
| 314 | 5:08.5 | | | 4:54.77 | | Evie Green | | 1 | Kerry Newell | Yate | Cheltenham | 9 Jun 18 | |
| 314 | 5:08.5 | | | 5:08.5 | PB | Rebecca Pollitt | | 1 | | Leigh | Blackpool | 4 Aug 18 | |
| 316 | 5:08.9 | | | 5:07.4 | | Annabel Dalby | | 1 | | Solihull & Small Heath | Kidderminster | 27 May 18 | |
| 317 | 5:08.91 | | | 5:07.30 | | Jemima Jenkins | | 1 | Darryn McAtee | Newport H | Cardiff | 7 Jul 18 | |
| 318 | 5:09.0 | | | 5:07.9 | | Grace Davidson | | 1 | | Newquay & Par | Carn Brea | 12 May 18 | |
| 319 | 5:09.07 | | | 5:09.07 | PB | Esme Callander | | 2 | | Musselburgh | Grangemouth | 17 Jun 18 | |
| 320 | 5:09.14 | | | 4:59.66 | | Rosie Tinbergen | | 1 | John Skevington | Wreake & Soar Valley | Loughborough | 11 Jul 18 | |
| 321 | 5:09.15 | | | 4:54.77 | | Charlotte Brown | | 1 | Richard Caburn | Taunton | Exeter | 26 Jun 18 | |
| 322 | 5:09.39 | | | 5:06.88 | | Isabel Clark | | 1 | Nicola Haines-Jones | Blaenau Gwent | Brecon | 25 Aug 18 | |
| 323 | 5:09.4 | | | 5:09.4 | PB | Kristi Rendall | | 1 | | Orkney | Kirkwall | 2 Jun 18 | |
| 323 | 5:09.4 | | | 4:55.59 | | Imogen Deakin | | 1 | | St. Mary's Richmond | Tooting | 18 Aug 18 | |
| 325 | 5:09.41 | | | 4:53.19 | | Georgia Tombs | | 1 | Stephen Williams | Chelmsford | Bedford | 18 Aug 18 | |
| 326 | 5:09.53 | | | 4:56.96 | | Lauren Blair | | 1 | Steven Doig | Pitreavie | Livingston | 23 May 18 | |
| 327 | 5:09.55 | | | 5:01.62 | | Mimi Blake | | 1 | Kabir Kemp | London Heathside | Hendon | 9 Jun 18 | |
| 328 | 5:09.66 | | | 5:01.06 | | Grace Tavner | | 1 | | Stroud | Tipton | 22 May 18 | |
| 329 | 5:09.68 | | | 4:41.49 | | Abbie Jones | | 2 | Simon Goldfinch | Maidenhead | Eton | 13 May 18 | |
| 330 | 5:09.7 | | | 5:09.06 | | Helena Samarasinghe | | 2 | | St. Mary's Richmond | Walton | 18 Jul 18 | |
| 331 | 5:10.34 | | | 5:10.34 | PB | Sophie McCluney | | 1 | | Ballymena & Antrim | Belfast | 9 Jun 18 | |
| 332 | 5:10.38 | | | 4:58.55 | | Amalie Primdal | | 1 | | Crawley | Bromley | 20 Aug 18 | |
| 333 | 5:10.42 | | | 5:08.68 | | Jessica Robson | | 1 | | Law | Grangemouth | 22 Apr 18 | |
| 334 | 5:10.7 | | | 5:06.72 | | Ffion Madi Rees Jones | | 1 | Stephen Livett | Menai | Stretford | 6 May 18 | |
| 335 | 5:10.77 | | | 5:07.2 | | Lydia Carter | | 1 | Mick Woods | Aldershot, Farnham & District | Watford | 30 May 18 | |
| 336 | 5:10.9 | | | 4:54.23 | | Mieke Bedlington | | 1 | Bernard Wilkins | Abingdon | Rugby | 6 May 18 | |
| 337 | 5:10.92 | i | | 4:59.63i | | Aoibheann Pearce | | 2 | | Orion | Lee Valley | 4 Feb 18 | |
| 338 | 5:11.3 | | | 4:52.07 | | Hannah Bolton | | 1 | Stephen Williams | Chelmsford | Hemel Hempstead | 3 Jun 18 | |
| 338 | 5:11.3 | | | 5:02.7 | | Rebecca Wren | | 1 | Colin Haggie | Gosforth | Hexham | 24 Jun 18 | |
| 340 | 5:11.4 | | | 4:42.09 | | Darcie Bass | | 1 | John Griffiths | Swansea | Tonbridge | 2 Apr 18 | |
| 341 | 5:11.50 | i | | 4:57.58 | | Cassie Lagan | | 2 | | Omagh | Athlone, IRL | 18 Mar 18 | |
| 342 | 5:11.57 | | | 5:11.57 | PB | Tilly McDowell | | 1 | | Tavistock | Cardiff | 27 May 18 | |
| 343 | 5:11.6 | | | 5:09.37 | | Laura Sharp | | 2 | John Messum | Deeside AAC | Connah's Quay | 5 May 18 | |
| 344 | 5:11.64 | | | 5:10.1 | | Shannon Brown | | 1 | | Banchory Stonehaven | Grangemouth | 8 Jun 18 | |
| 345 | 5:11.8 | | | 4:59.48 | | Amber Park | | 2 | Russell Prosser | Nene Valley | Stevenage | 15 Apr 18 | |
| 345 | 5:11.8 | | | 5:11.8 | PB | Caitriona Farrell | | 2 | | Fleet & Crookham | Swindon | 15 Jul 18 | |
| 347 | 5:12.06 | | | 4:58.42 | | Emily Whitaker | | 1 | | Westbury | Yate | 20 Jun 18 | |
| 348 | 5:12.08 | | | 5:12.08 | PB | Renee Whalley | | 1 | | Reading AC | Bracknell | 3 Jun 18 | |
| 349 | 5:12.13 | | | 5:07.28 | | Chloe Freilinger | | 1 | | Salford H | Stretford | 27 May 18 | |
| 350 | 5:12.16 | | | 5:12.16 | PB | Janani Mohan | | 2 | | Aberdeen | Grangemouth | 29 Jul 18 | |
| 351 | 5:12.2 | | | 5:12.2 | PB | Mia Goddard | | 1 | Liz Davies | Cardiff | Carmarthen | 30 May 18 | |
| 351 | 5:12.2 | | | 5:12.2 | PB | Katie Moss | | 1 | | Manchester H | Leigh | 3 Jun 18 | |
| 351 | 5:12.2 | | | 5:12.2 | PB | Elena Jury | | 2 | Andrew Scoones | Swale Combined | Twickenham | 23 Jun 18 | |
| 354 | 5:12.25 | | | 5:12.25 | PB | Elicia Smith | | 2 | Charles Burke | New Marske | Middlesbrough | 29 Apr 18 | |
| 355 | 5:12.3 | | | 5:02.81 | | Carla Novakovic | | 2 | | St. Mary's Richmond | Perivale | 1 Jul 18 | |
| 356 | 5:12.47 | | | 5:02.79 | | Caitlin Smith | | 1 | | Exeter | Exeter | 24 Apr 18 | |
| 357 | 5:12.5 | | | 4:50.66 | | Elizabeth Stewart | | 2 | | Skyrac | Cleckheaton | 3 Jun 18 | |
| 357 | 5:12.5 | | | 5:02.54 | | Alex Richer | | 2 | Alan Swetman | Horsham Blue Star | Winchester | 14 Jul 18 | |
| 359 | 5:12.8 | | | 5:12.8 | PB | Lauren Matthews | | 2 | | Worcester | Telford | 7 Jul 18 | |
| 360 | 5:12.88 | | | 5:11.0 | | Holly Moss | | 1 | | City of York | Stretford | 27 May 18 | |
| 361 | 5:12.91 | | | 4:59.12 | | Megan Briggs | | 1 | | North Down | Belfast | 9 Jun 18 | |
| 362 | 5:12.94 | | | 5:01.8 | | Hannah Read | | 1 | | Bracknell AC | Street | 5 May 18 | |
| 363 | 5:13.09 | | | 5:13.09 | PB | Beth Thomas | | 2 | | Swansea | Newport | 1 Aug 18 | |
| 364 | 5:13.12 | | | 5:13.12 | PB | Catherine Brooke | | 1 | | Bristol & West | Yate | 12 May 18 | |
| 364 | 5:13.12 | | | 5:11.78 | | Rachel Scott | | 1 | | Lagan Valley | Belfast | 9 Jun 18 | |
| 366 | 5:13.2 | | | 5:13.2 | PB | Lizzie Clapp | | 1 | | Harborough | Leicester | 9 Jun 18 | |
| 367 | 5:13.4 | | | 5:08.5 | | Holly Nixon | | 1 | Ian Kennedy | Wimborne | Winchester | 23 Jun 18 | |
| 368 | 5:13.56 | | | 4:57.7 | | Hannah Reid | | 1 | Gordon Reid | Louth | Leigh | 7 Jul 18 | |
| 369 | 5:13.6 | | | 5:13.6 | PB | Edith Charlesworth | | 1 | | Wenlock | Solihull | 1 Jul 18 | |
| 370 | 5:13.69 | | | 5:13.69 | PB | Jasmine Vigar | | 1 | | Surrey Schs | Battersea | 9 Jun 18 | |
| 371 | 5:13.86 | | | 5:02.11 | | Wren McLean-Jackson | | 1 | John Stow | Woodford Green Essex Ladies | Chelmsford | 12 May 18 | |
| 372 | 5:14.1 | | | 5:08.47 | | Rachel Oram | | 1 | John Dill | Swindon | Cheltenham | 18 Jul 18 | |
| 373 | 5:14.2 | | | 4:58.4 | | Amber Faull | | 1 | | Havant | Swindon | 14 Jul 18 | |
| 374 | 5:14.3 | | | 5:14.3 | PB | Holly Burgess | | 1 | | Manx | Blackburn | 12 May 18 | |
| 375 | 5:14.4 | | | 5:02.72 | | Emily Johnston | | 1 | Nick Taylor | Vale of Aylesbury | Perivale | 1 Jul 18 | |
| 376 | 5:14.49 | | | 5:13.7 | | Georgia Whalley | | 1 | | Reading AC | Bracknell | 31 Mar 18 | |
| 377 | 5:14.5 | | | 5:06.73 | | Amy Dove | | 1 | Alan Driver | Camberley | Reading | 15 Apr 18 | |
| 378 | 5:14.56 | | | 4:53.2 | | Phoebe Coates | | 2 | Graham Davies | Northern (Isle of Man) | Liverpool | 11 Aug 18 | |
| 379 | 5:14.6 | | | 4:36.03 | | Nicola Moynihan | | 2 | Andrew Henderson | Clayton le Moors | Blackpool | 9 Jun 18 | |
| 380 | 5:14.63 | | | 4:55.03 | | Libby Maloney | | 1 | | Lagan Valley | Belfast | 9 Jun 18 | |
| 381 | 5:14.7 | | | 5:00.16 | | Millie Porter | | 1 | | Gloucester | Yate | 1 Jul 18 | |
| 382 | 5:14.78 | | | 5:07.9 | | Niamh Huxford | | 1 | | Bedford & County | Bedford | 18 Aug 18 | |
| 383 | 5:15.0 | | | 5:15.0 | PB | Lauren East | | 1 | | Bournemouth | Poole | 24 Jun 18 | |
| 4:45.29 | | | 4:45.29 | PB | Johanna Tofte | | 1 | Anne Hegvold | Hercules Wimbledon | Milton Keynes | 2 Jun 18 | |
| 4:45.73 | | | 4:45.73 | PB | Sarah Kebbell | | 2 | | Thames Valley | Watford | 25 Jul 18 | |
| 5:10.13 | | | 5:05.47 | | Niamh Murphy | | 1 | | Thames Valley | Battersea | 9 Jun 18 | |