Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

Africa

24 - 26 May 2024

22 - 23 June 2024

North America

29th June 2024

19 - 20 July 2024

20 - 22 September 2024

28 - 29 September 2024

11 - 12 October 2024

07 - 09 November 2024

11 - 13 April 2025

25 - 26 April 2025

South America

02 - 04 August 2024

19 - 22 September 2024

09 - 12 May 2024

Asia

12 - 13 October 2024

17 - 20 October 2024

08 - 10 November 2024

05 - 08 December 2024

03 - 05 May 2024

19 - 21 April 2024

Oceania

28 - 30 November 2024

15 - 16 February 2025

16 - 19 May 2024

MY UTMB

Kolby ZIEMENDORF

Nationality

United States

Age

20-34 Men

UTMB Index

Index

20K

50K

100K

100M

-

-

-

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

06.15.2019

Mohican 100 Trail Run 2019 - 50MI

100K

80.5 KM
2000 M+

10:00:01

22 / 189

18 / 120

07.15.2017

Vermont 100 Endurance Race 2017 - 100M

100M

157.5 KM
4860 M+

27:55:28

214 / 265

174 / 211

05.28.2017

Salomon Trail Running Festival at Pineland Farms 2017 - 50 Mile

50K

77.6 KM
1530 M+

10:41:49

94 / 138

71 / 97

11.19.2016

JFK 50 MILE 2016

50K

81.8 KM
1350 M+

11:18:22

523 / 753

413 / 564

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

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