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

07 - 09 November 2025

31 October - 02 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

10 - 12 April 2026

30 April - 03 May 2026

18 - 21 June 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

16 - 18 May 2025

11 - 20 April 2025

01 - 02 March 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2025

Africa

29 - 31 May 2026

MYUTMB

Isabel CALDWELL

Nationality

United States of America

Age

20-34 Women

UTMB Index

Index
20K
50K
100K
100M

490

346

-

-

-

Races

date
Race
country
Cat.
Distance /
m+
Time
Rank
Gender
Score
10.19.2025
Défi des Couleurs 2025 - DÉFI DES COULEURS - 32 km TRAIL
20K
32 KM
1111 M+
05:46:04
200 / 212
59 / 62
06.18.2023
The Broken Arrow Skyrace 2023 - 46K
50K
41.2 KM
2596 M+
06:59:06
193 / 527
47 / 170
07.23.2022
Speedgoat Mountain Races by UTMB 2022 - 50K
50K
52.5 KM
3290 M+
09:40:29
183 / 320
43 / 65
07.24.2021
SPEEDGOAT 50K 2021 - 28K
50K
28 KM
2200 M+
04:15:53
27 / 144
6 / 52
06.17.2018
Livigno skymarathon 2018 - Livigno trail
20K
16.2 KM
1210 M+
02:17:13
43 / 136
6 / 37
09.09.2017
IMOGENE PASS RUN 2017
20K
27.5 KM
1600 M+
03:24:06
132 / 1214
21 / 568
07.22.2017
Kendall Mountain Run 2017
20K
19.3 KM
1300 M+
02:19:31
53 / 236
9 / 86

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..