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UTMB World Series Events

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Oceania

14 - 15 February 2026

14 - 17 May 2026

26 - 28 November 2026

North America

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

17 - 20 September 2026

08 - 11 October 2026

13 - 15 November 2026

02 - 04 October 2025

26 - 28 September 2025

Asia

06 - 08 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 2026

10 - 12 December 2026

29 November - 07 December 2025

14 - 16 November 2025

08 - 09 November 2025

17 - 19 October 2025

17 - 19 October 2025

16 - 18 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

Africa

29 - 31 May 2026

MYUTMB

Ruth JACKSON

Nationality

United Kingdom

Age

35-39 Women

UTMB Index

Index

20K

50K

100K

100M

420

282

385

421

361

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

12.05.2025

Winter on the Downs 50k, 55 miles & 100 miles 2025 - Winter on the Downs 100 miles

100M

162.5 KM
4267 M+

32:31:44

44 / 49

5 / 8

10.11.2025

Glasgow to Edinburgh Ultra 2025

50K

90.1 KM
597 M+

12:51:52

296 / 470

64 / 128

09.27.2025

Cheshire Ring Ultra 100 Mile 2025

100K

164 KM
345 M+

29:23:08

75 / 83

15 / 18

09.13.2025

Thames Path Challenge 2025 - 100K CHALLENGE

100K

100 KM
430 M+

14:38:04

174 / 700

22 / 225

09.06.2025

Snowdon Ultra 2025

100K

76 KM
3880 M+

15:48:10

189 / 261

23 / 44

07.26.2025

Beacons Way Ultra 2025 - Beacons Way Ultra 100km

100K

100 KM
3178 M+

19:52:37

75 / 133

10 / 23

07.19.2025

Gower Peninsula Challenge 2025 - Full Continuous 100km

100K

100 KM
1955 M+

15:17:21

24 / 375

3 / 165

06.28.2025

Peak District Challenge 2025 - Peak District Challenge -100km

100K

100.7 KM
2150 M+

17:07:43

60 / 280

9 / 72

06.21.2025

Cotswold Challenge 2025 - Cotswold Challenge - Full

100K

101 KM
2040 M+

17:16:51

40 / 286

7 / 89

06.07.2025

Lake District Challenge 2025 - Lake District - Full

100K

100.4 KM
2380 M+

15:54:10

64 / 353

5 / 91

Statistics

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UTMB® World Series - Ranking of trail runners by performance level on trail running

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