Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

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

Ren WALKENHORST

Nationality

United States of America

Age

20-34 Men

Connect to claim this page

Team

Trail Kooks

UTMB Index

Index

20K

50K

100K

100M

581

579

505

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.14.2025

The Rut Mountain Runs 2025 - 50k

50K

50 KM
3200 M+

08:34:32

141 / 523

105 / 358

04.12.2025

Gorge Waterfalls 2025 - 30K

20K

30 KM
820 M+

02:55:34

38 / 351

27 / 159

02.25.2024

The Big Alta 2024 - 28K

20K

28 KM
1190 M+

02:41:59

43 / 248

33 / 140

08.14.2019

TRANSROCKIES RUN 2019 - TRANSROCKIES RUN3

50K

95.2 KM
1930 M+

12:27:39

14 / 62

10 / 27

Statistics

Filter by UTMB INDEX

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

Join us

Sponsorship

Race Organisers

Jobs

Stay in Touch

FAQ and Help

Contact Us

Follow us

Terms & conditions

Privacy Policy

Cookies preferences

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..