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UTMB World Series Events

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North America

02 - 04 October 2025

09 - 11 October 2025

22 - 23 November 2025

05 - 07 March 2026

09 - 12 April 2026

23 - 25 April 2026

27 - 28 June 2026

24 - 25 July 2026

14 - 16 August 2026

26 - 28 September 2025

18 - 21 September 2025

Asia

17 - 19 October 2025

17 - 19 October 2025

17 - 19 October 2025

08 - 09 November 2025

14 - 16 November 2025

29 November - 07 December 2025

06 - 08 March 2026

15 - 17 May 2026

26 - 28 September 2025

19 - 22 June 2025

01 - 04 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 November 2025

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

18 - 21 September 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Ben KACZMARSKI

Nationality

United States of america

Age

20-34 Men

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UTMB Index

Index

20K

50K

100K

100M

528

-

-

528

517

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

02.08.2025

Black Canyon Ultras 2025 - 100K

100K

101 KM
1600 M+

12:11:46

153 / 775

108 / 549

10.27.2024

Javelina Jundred 2024 - 100 Miles

100M

159.2 KM
1810 M+

21:46:11

92 / 421

65 / 257

12.04.2022

McDowell Mountain Frenzy Trail Runs 2022 - 50 Miles

50K

80 KM
1540 M+

11:07:11

38 / 78

28 / 60

12.04.2016

The North Face Endurance Challenge California 2016 - Half Marathon

20K

21.9 KM
820 M+

02:10:09

130 / 909

97 / 482

Statistics

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

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