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UTMB World Series Events

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Asia

14 - 15 March 2026

10 - 12 April 2026

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

10 - 12 December 2026

06 - 08 March 2026

29 November - 07 December 2025

14 - 16 November 2025

South America

18 - 22 March 2026

26 - 28 June 2026

31 July - 02 August 2026

17 - 20 September 2026

18 - 22 November 2026

North America

09 - 12 April 2026

16 - 18 April 2026

23 - 25 April 2026

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

Oceania

14 - 17 May 2026

26 - 28 November 2026

13 - 14 February 2027

Africa

29 - 31 May 2026

MYUTMB

John DURKALSKI

Nationality

United States of America

Age

40-44 Men

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UTMB Index

Index

20K

50K

100K

100M

494

-

492

478

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

11.23.2024

JFK 50 MILE 2024

50K

81.8 KM
1350 M+

09:07:30

272 / 1120

231 / 895

04.14.2024

Lake Sonoma 50 Miler 2024 - Lake Sonoma 50

100K

80.9 KM
3200 M+

11:45:48

61 / 157

43 / 107

04.09.2022

Lake Sonoma 50 Miler 2022 - Lake Sonoma 50

100K

80.9 KM
3200 M+

-

DNF

DNF

11.16.2019

JFK 50 MILE 2019

50K

81.8 KM
1350 M+

09:31:34

250 / 867

208 / 676

07.27.2019

Burning River Endurance Run 2019 - 100 Mile

100M

163.6 KM
2700 M+

28:07:47

90 / 163

76 / 135

04.27.2019

The North Face Endurance Challenge Washington D.C. 2019 - 50K

50K

51.6 KM
1280 M+

05:09:13

37 / 311

32 / 212

04.28.2018

The North Face Endurance Challenge Washington DC 2018 - 50K

50K

51.3 KM
540 M+

05:13:51

37 / 331

33 / 231

11.19.2016

JFK 50 MILE 2016

50K

81.8 KM
1350 M+

09:30:57

217 / 753

182 / 564

04.09.2016

The North Face Endurance Challenge Washington DC 2016 - 50K

50K

51.3 KM
520 M+

05:25:30

40 / 394

35 / 255

11.21.2015

JFK 50 MILE 2015

50K

81.8 KM
1350 M+

10:42:04

491 / 823

375 / 603

Statistics

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

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