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UTMB World Series Events

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North America

23 - 26 April 2026

15 - 17 May 2026

27 - 28 June 2026

23 - 25 July 2026

14 - 16 August 2026

21 - 23 August 2026

10 - 12 September 2026

17 - 20 September 2026

01 - 03 October 2026

08 - 11 October 2026

13 - 15 November 2026

16 - 18 April 2026

09 - 12 April 2026

Asia

30 April - 03 May 2026

12 - 14 June 2026

18 - 21 June 2026

11 - 13 September 2026

11 - 13 September 2026

02 - 04 October 2026

16 - 18 October 2026

06 - 08 November 2026

13 - 15 November 2026

28 November - 06 December 2026

10 - 12 December 2026

10 - 12 April 2026

14 - 15 March 2026

06 - 08 March 2026

Oceania

14 - 17 May 2026

26 - 28 November 2026

13 - 14 February 2027

Africa

29 - 31 May 2026

South America

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

20 - 22 March 2026

MYUTMB

Harold SHEFFERY

Nationality

United States of America

Age

20-34 Men

UTMB Index

Index

20K

50K

100K

100M

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Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.30.2023

BEAR 100 2023 - 100 Mile

100M

158.1 KM
6220 M+

31:24:25

137 / 240

108 / 179

11.19.2022

JFK 50 MILE 2022

50K

81.8 KM
1350 M+

11:08:37

601 / 967

481 / 737

07.16.2022

Vermont 100 Endurance Race 2022 - 100 Miles

100M

160 KM
5150 M+

26:20:19

103 / 188

84 / 139

11.20.2021

JFK 50 MILE 2021

50K

81.8 KM
1350 M+

09:24:06

276 / 933

223 / 701

08.17.2019

TWISTED BRANCH TRAIL RUN 2019

100K

104.1 KM
3160 M+

15:23:03

35 / 123

28 / 85

Statistics

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

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