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

Select the event you're interested in

Register to discover the race

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

Europe

31 October - 01 November 2025

31 October - 02 November 2025

07 - 09 November 2025

22 - 25 January 2026

19 - 22 March 2026

19 - 21 March 2026

09 - 12 April 2026

24 - 26 April 2026

14 - 17 May 2026

15 - 17 May 2026

23rd May 2026

11 - 14 June 2026

12 - 14 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

26 - 28 September 2025

25 - 28 September 2025

19 - 21 September 2025

18 - 21 September 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

Boulder field 100 2017 - 100K

City / Country

United States of america

Date

16th September 2017

Race Category

100K

Distance

100 KM

Elevation Gain

2440 M+

race ranking

31 Results

rank
time
name
nationality
age category
Score
1
10:19:21
Tim KARABIN
United States of america
Men
35-39
2
10:34:38
Timothy FELEGIE
United States of america
Men
35-39
3
10:42:52
James WEAVER
United States of america
Men
20-34
4
10:44:11
Bryan MCFARLAND
United States of america
Men
35-39
5
11:17:14
Donald PALMER
United States of america
Men
20-34
6
11:53:25
Ryan ESPULGAR
Philippines
Men
35-39
7
12:40:19
Brent MACCARTER
United States of america
Men
20-34
8
12:40:55
Ron RUSSO
United States of america
Men
45-49
9
12:43:06
Pedro SOTO
United States of america
Men
35-39
10
12:45:47
Patrick DURANTE
United States of america
Men
35-39
11
12:56:32
Helene STRUTKO
United States of america
Women
35-39
12
12:57:21
Jameson KLOECKNER
United States of america
Men
20-34
13
12:58:03
Mark NENSTIEL
United States of america
Men
35-39
14
12:58:22
Angela CAPECE
United States of america
Women
20-34
15
13:03:01
Michael D'AULERIO
United States of america
Men
20-34
16
13:09:25
Christopher KUEBLER
United States of america
Men
20-34
17
13:19:00
Daniel KUZMA
United States of america
Men
35-39
18
13:25:50
Ashley DONOVAN
United States of america
Women
20-34
19
13:29:50
Libby RENS
United States of america
Women
20-34
20
13:46:16
Jason BOURKE
United States of america
Men
20-34
21
13:58:56
Philip PERKINS
United States of america
Men
45-49
22
14:02:47
Hans STAUTBERG
United States of america
Men
20-34
23
14:06:45
Brent KLEGER
United States of america
Men
45-49
24
14:18:42
Vijay SINGH
United States of america
Men
45-49
25
14:25:32
John METZGER
United States of america
Men
40-44
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

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

Follow the races live