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

16 - 17 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

David ZYLSTRA

Nationality

United States

Age

35-39 Men

UTMB Index

Index

20K

50K

100K

100M

433

-

-

433

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

03.26.2023

Georgia Death Race 2023

100K

119 KM
5000 M+

23:33:13

131 / 171

113 / 147

08.20.2022

Nesters Market Squamish 50 2022 - 50 Mile

100K

80 KM
3500 M+

16:12:30

325 / 345

222 / 232

11.07.2020

Georgia Death Race 2020

100K

115.6 KM
4980 M+

18:57:50

18 / 80

13 / 59

08.19.2018

PIKES PEAK 2018 - Marathon

50K

42 KM
2376 M+

07:35:18

348 / 667

283 / 494

08.18.2018

PIKES PEAK 2018 - Ascent

20K

11.2 KM
1034 M+

01:54:58

467 / 1689

375 / 1054

08.19.2017

PIKES PEAK 2017 - Ascent

20K

21 KM
2360 M+

04:18:33

563 / 1750

407 / 1042

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..