Skip to Content
UTMB Logo Icon
UTMB® World
UTMB World Series Events

Select the event you're interested in

Register to discover the race

Europe

22 - 25 January 2026

19 - 22 March 2026

19 - 21 March 2026

09 - 12 April 2026

24 - 26 April 2026

01 - 03 May 2026

14 - 17 May 2026

15 - 17 May 2026

23rd May 2026

11 - 14 June 2026

12 - 14 June 2026

18 - 20 June 2026

24 - 28 June 2026

01 - 05 July 2026

09 - 11 July 2026

10 - 12 July 2026

15 - 19 July 2026

17 - 19 July 2026

24 - 26 July 2026

01 - 02 August 2026

06 - 08 August 2026

24 - 30 August 2026

10 - 13 September 2026

11 - 13 September 2026

18 - 20 September 2026

24 - 27 September 2026

30 - 31 October 2026

30 October - 01 November 2026

07 - 09 November 2025

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

Sonja BRESTER

Nationality

United States of America

Age

40-44 Women

UTMB Index

Index
20K
50K
100K
100M

498

-

479

-

-

Races

date
Race
country
Cat.
Distance /
m+
Time
Rank
Gender
Score
05.10.2025
DON'T FENCE ME IN TRAIL RUN 2025 - Don't Fence Me In Trail Run 50K
50K
46 KM
1882 M+
06:28:40
71 / 117
20 / 42
06.16.2023
Bighorn Trail Run 2023 - Bighorn Trail 100
100M
160.6 KM
5440 M+
30:19:03
78 / 180
8 / 29
05.14.2023
DON'T FENCE ME IN TRAIL RUN 2023
20K
30 KM
1300 M+
03:46:44
122 / 193
48 / 97
08.17.2019
Leadville Trail 100 Run 2019 - Leadville Trial 100 Run
100M
162.1 KM
4230 M+
28:40:56
191 / 377
27 / 71
07.07.2019
LEADVILLE SILVER RUSH 50 2019 - Silver Rush 50 Run
100K
80.9 KM
2320 M+
09:37:00
99 / 519
20 / 147

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

Cookies preferences

©2024 UTMB® all rights reserved. Ultra-Trail® and UTMB® are registered trademarks..