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UTMB World Series Events

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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

North America

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

08 - 11 April 2027

23 - 26 April 2026

16 - 18 April 2026

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

Heather GROTHJAN

United States of America

40-44 Women

UTMB Index Race

Unavailable UTMB Index

20K

Unavailable UTMB Index

50K

Unavailable UTMB Index

100K

Unavailable UTMB Index

100M

Unavailable UTMB Index

How does the calculation work?

Evolution

Results

2026

April 12

20K

Trail Sisters Half Marathon

TERREX Lake Sonoma 100k, 50k and Trail Sisters Half Marathon

Cat.

20K

country

Distance

21 KM

713 M+

Time

02:08:43

Rank

10

127

Gender

10

126

2019

November 9

20K

Half

LAKE CHABOT

Cat.

20K

country

Distance

21 KM

440 M+

Time

01:41:35

Rank

8

155

Gender

1

77

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

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