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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

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Jeffrey KLASSEN

Nationality

United States of america

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

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Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

10.15.2022

Dalmacija Ultra Trail 2022 - ETHNO DUT

20K

18.4 KM
830 M+

02:41:20

63 / 137

47 / 77

08.22.2015

MATTERHORN ULTRAKS 2015 - MATTERHORN ULTRAKS 45K

50K

46.6 KM
3530 M+

09:06:26

359 / 520

299 / 434

07.11.2015

Trail Verbier St Bernard 2015 - Liddes Verbier

50K

29.5 KM
2640 M+

06:17:16

70 / 277

47 / 145

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

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