Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

South America

09 - 12 May 2024

02 - 04 August 2024

19 - 22 September 2024

Oceania

16 - 19 May 2024

28 - 30 November 2024

15 - 16 February 2025

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

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

MY UTMB

Ben ZUEHLSDORF

Nationality

United States

Age

40-44 Men

UTMB Index

Index

20K

50K

100K

100M

-

-

-

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

02.15.2020

FOURmidable 2020 - 50k

50K

50.1 KM
1650 M+

05:18:38

31 / 200

28 / 129

05.06.2017

ARMSTRONG REDWOODS TRAIL 2017 - 50KM

50K

50 KM
1830 M+

05:46:50

2 / 19

2 / 19

10.01.2016

Flagstaff Sky Race 2016 - 55 Km

50K

54 KM
2960 M+

07:55:50

21 / 49

19 / 40

09.04.2016

RUN THE RUT 2016 - RUN THE RUT 50K

50K

42.3 KM
2450 M+

05:17:57

67 / 402

58 / 288

05.07.2016

Transvulcania Ultramarathon La Palma Island 2016 - Ultramarathon

100K

73.5 KM
4260 M+

11:39:22

355 / 1356

327 / 1239

04.17.2016

DIABLO TRAIL CHALLENGE 2016 - 50K

50K

50 KM
2500 M+

05:45:29

10 / 159

10 / 107

02.20.2016

FOURmidable 2016 - FOURmidable 50k

50K

47.8 KM
1420 M+

04:37:16

3 / 75

3 / 50

11.28.2015

QUAD DIPSEA 2015

50K

45.7 KM
2800 M+

04:59:38

16 / 280

15 / 211

03.14.2015

Marin Ultra Challenge 2015 - 50 Km

50K

51 KM
2170 M+

04:47:49

14 / 142

13 / 82

11.29.2014

QUAD DIPSEA 2014

50K

45.7 KM
2800 M+

05:13:23

23 / 244

22 / 190

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..