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UTMB World Series Events

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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

13 - 15 March 2026

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 2026

11 - 13 September 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

11 - 20 April 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

Zachary HARWERTH

Nationality

United States of America

Age

20-34 Men

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UTMB Index

Index

20K

50K

100K

100M

536

423

535

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

12.07.2025

Chiangmai Thailand by UTMB® 2025 - SUTHEP 20-DAY

20K

21 KM
1200 M+

03:21:19

135 / 1182

105 / 662

03.15.2025

Mt. Hiei International Trail Run 2025 - 50km

50K

48.6 KM
3010 M+

10:16:23

411 / 458

352 / 393

11.11.2023

Run The Rock 2023 - 50 Mile

50K

76.5 KM
2260 M+

11:38:24

72 / 88

57 / 69

09.09.2023

Superior Fall Trail Race 2023 - 26.2m

50K

42.2 KM
3350 M+

05:12:58

28 / 307

23 / 157

Statistics

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

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