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UTMB World Series Events

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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

William MACFARLAN

Nationality

United States of America

Age

55-59 Men

UTMB Index

Index

20K

50K

100K

100M

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-

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Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

09.22.2018

Mountain Lakes 100 2018

100M

153.9 KM
3850 M+

21:51:16

16 / 121

14 / 84

07.14.2018

Mt Hood 50 2018 - 50 Miles

50K

76.1 KM
1360 M+

08:55:32

27 / 135

26 / 81

05.12.2018

SMITH ROCK ASCENT 2018 - 50 Km

50K

49.5 KM
1460 M+

05:35:17

44 / 211

27 / 108

12.09.2017

Deception Pass 2017 - 50 Km

50K

51 KM
1310 M+

05:30:29

59 / 177

48 / 114

05.20.2017

Sun Mountain Trail Races 2017 - Sun Mountain 100 Km

100K

87.8 KM
3260 M+

11:42:01

7 / 72

7 / 51

04.09.2017

PETERSON RIDGE RUMBLE 2017 - PETERSON RIDGE RUMBLE 40M

50K

66.3 KM
1150 M+

05:48:15

21 / 95

17 / 67

02.04.2017

Orcas Island 2017 - 50K

50K

49 KM
2430 M+

06:40:33

60 / 200

49 / 132

05.21.2016

Sun Mountain Trail Races 2016 - Sun Mountain 100 Km

100K

87.8 KM
3260 M+

11:20:56

16 / 59

13 / 38

04.09.2016

Gorge Waterfalls 2016 - Gorge Waterfalls 50K

50K

49.4 KM
3020 M+

05:51:10

21 / 260

18 / 149

12.12.2015

Deception Pass 2015 - Deception Pass 50 Km

50K

49.8 KM
1120 M+

05:29:42

31 / 190

29 / 105

Statistics

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

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