Allie Bailey
ID 673135
Born : 1981 Cat. W45 Ultrarunner since 2015 GBR
45
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
71
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?GBRUnited Kingdom
39,3%
Rank quotient ?This runner's calculation uses 46 eligible race(s): Σ(rank − 1) = 3 652; Σ finishers = 9 303. 3 652 / 9 303 × 100 = 39.26%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed60
Km — ultra races6 545 km
> 100 km22
> 160 km19
> 200 km6
> 24h1
Longest race431,3 km
14th Winter Spine Race — 11/1/2026

Km per year (ultra races)

770
9 races
2022
1 054
7 races
2023
926
5 races
2024
637
2 races
2025
431
1 race
2026

Race types (share of distance)

Trail80,0%
Stage18,4%
Elim.1,5%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F3
🏅 Top 30
🏅 Top 3 F7
Longest winning streak0
Current streak0

Records

50 km7h26'42100 km10h54'5750 mi8h30'38100 mi20h43'146 h47,80 kmBackyard15 loops

HISTORY

48 race(s) · 4 stage(s) nested
DateRacePerf.Rk
2026
11.01 268mi GBR14th Winter Spine Race 5d 10:22:35 h33
2025
01.09 380km/6stages GBR10th Dragon's Back Race 3d 09:21:57 h66
16.06 160mi GBRSummer Spine Challenger North 2d 05:11:57 h6
2024
11.12 200mi GBR2nd Winter Downs 200 2d 17:34:51 h13
26.07 105mi GBRLakeland 100 Mile 33:18:31 h171
15.06 108mi GBRSummer Spine Challenger South 37:22:43 h21
06.04 100km GBR4th Lakes Traverse 100km 17:44:51 h57
26.01 100mi GBR10th The Arc of Attrition 100 Mile 34:00:48 h188
2023
14.10 100mi GBR12th Autumn 100 Mile Race 23:42:03 h92
16.09 62mi GBR13th Hardmoors 60 14:57:55 h75
26.08 46mi GBR10th The Grand Tour of Skiddaw 11:45:20 h34
10.06 100mi GBR11th South Downs Way 100 Mile Race 24:58:43 h78
13.05 47mi GBRThe Lap Clockwise 12:19:34 h155
05.04 200mi GBRSouth Wales 200 3d 09:38:00 h8
27.01 100mi GBR9th The Arc of Attrition 100 Mile 32:58:31 h170
2022
12.11 50mi GBR6th Wendover Woods 50 13:23:38 h137
22.10 55mi GBR3rd Nidderdale Way Ultra One Loop 14:13:43 h13
27.08 44mi GBRThe Grand Tour of Skiddaw 11:25:57 h30
13.05 6h GBRSwan Challenge 47.797 km12
29.04 97mi/3stages GBRThe Devil's Challenge 18:59:03 h18
16.04 Backyard Ultra GBR2nd The Cow Shed Backyard Ultra 100.590 km (15h)26
09.04 50mi GBR10th South Downs Way 50 Mile Race 10:05:31 h179
02.04 40mi GBRThe South Canum - Canal Ultra Marathon 9:14:00 h67
27.03 50mi GBRSalcey 50 miles 8:30:38 h6
2021
23.10 28mi GBR2nd Nidderdale Way Ultra Half Loop 6:56:00 h25
12.06 100mi GBR9th South Downs Way 100 Mile Race 25:13:43 h176
2020
10.10 100mi GBR9th Autumn 100 Mile Race 22:19:40 h61
05.09 100mi GBR9th Thames Path 100 20:43:14 h42
08.08 103mi GBR10th North Downs Way 100 Mile Race 25:18:52 h30
11.01 45mi GBR12th GB Ultra Country to Capital 8:52:08 h288
2019
22.06 52.4mi GBRRace to the King Ultra Marathon 14:09:53 h395
18.05 188km GBRDevon Coast To Coast Ultra - Non Stop 36:46:00 h37
11.05 50mi GBR3rd Ox 50 Mile 11:33:19 h34
2018
27.10 48mi GBR11th GB Ultra Thames Trot 9:06:52 h49
07.10 36.8mi GBR6th Downs Link Ultra 7:16:05 h71
09–12.08 184mi/4stages GBRThames Challenge Stage Race 41:12:00 h5
16.06 111km GBR7th The Wall Ultra Run 111 km nonstopp 15:23:48 h129
09.06 100mi GBR7th South Downs Way 100 Mile Race 23:28:05 h101
14.04 100km/2stages GBRUltra Tour of Arran - Low Course 18:15:28 h60
18.03 41mi GBR5th The Millennium Way 8:39:21 h21
24.02 33mi GBRCoastal Trail Series - Northumberland Ultra 7:30:44 h80
2017
21.10 100mi GBR6th Autumn 100 Mile Race 23:35:42 h82
13.08 50km GBRSalisbury 54321 Trail Races 7:26:42 h243
11.08 63mi GBRThames Challenge Stage Race - Stage 2 (Oxford Ultra) 15:30:00 h6
10.08 47mi GBRThames Challenge Stage Race - Stage 1 (Cotswold Ultra) 10:28:00 h6
2016
10.09 100km GBRThames Path Challenge 10:54:57 h8
28.05 100km GBRLondon 2 Brighton Challenge 13:39:44 h65
2015
02.05 60mi/2stages GBRPony Express New Forest Multistage Ultra 11:04:18 h41