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UTMB World Series Events

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North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

31 July - 02 August 2026

18 - 21 September 2025

19 - 21 June 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Zac CLOWES

Nationality

United Kingdom

Age

35-39 Men

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UTMB Index

Index

20K

50K

100K

100M

552

553

529

456

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

05.18.2025

Ultra-Trail Snowdonia by UTMB® 2025 - ERYRI 25K

20K

24.5 KM
1310 M+

02:50:24

23 / 585

21 / 360

01.25.2025

Arc Of Attrition by UTMB 2025 - Arc 25

50K

40 KM
1000 M+

04:12:39

62 / 584

53 / 424

08.02.2024

KAT100 by UTMB® 2024 - Endurance Trail

100K

83.2 KM
4850 M+

17:10:59

119 / 210

109 / 181

06.01.2024

Maverick Adidas TERREX X Series Peak District 2024 2024 - The Maverick Adidas Terrex X Series Peak District

50K

54 KM
1500 M+

05:58:20

79 / 313

75 / 254

05.11.2024

Ultra-Trail Snowdonia by UTMB® 2024 - UTS 50K

50K

55.6 KM
3388 M+

09:43:52

112 / 796

98 / 622

08.20.2023

Ultra X Wales 2023 - Ultra X 50 Wales

50K

50 KM
1830 M+

06:56:26

27 / 158

25 / 127

Statistics

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

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