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UTMB World Series Events

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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

South America

18 - 22 November 2025

18 - 22 March 2026

31 July - 02 August 2026

18 - 21 September 2025

19 - 21 June 2025

Oceania

27 - 29 November 2025

14 - 15 February 2026

14 - 17 May 2026

Africa

29 - 31 May 2026

MY UTMB

Melissa OSTASZEWSKI

Nationality

United States of america

Age

20-34 Women

UTMB Index

Index

20K

50K

100K

100M

622

-

581

621

614

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

09.20.2025

Seoul 100K 2025 - Ultra100

100K

107.9 KM
4847 M+

17:14:29

24 / 331

3 / 42

06.28.2025

Western States® 100-Mile Endurance Run 2025 - Western States 100-Mile Endurance Run

100M

162.2 KM
5790 M+

21:27:10

44 / 285

17 / 75

04.14.2025

Gorge Waterfalls 2025 - 50K

50K

49.9 KM
1710 M+

05:32:19

55 / 315

19 / 134

02.08.2025

Black Canyon Ultras 2025 - 100K

100K

101 KM
1600 M+

11:36:59

119 / 775

35 / 226

02.11.2024

Black Canyon Ultras 2024 - 100K

100K

99.9 KM
1720 M+

10:47:29

81 / 736

19 / 221

10.29.2023

Javelina Jundred 2023 - 100 Miles

100M

159.2 KM
1810 M+

19:51:43

49 / 515

15 / 185

09.18.2023

The Rut Mountain Runs 2023 - 50k

50K

50 KM
3200 M+

07:17:11

86 / 495

18 / 144

02.19.2023

Black Canyon Ultras 2023 - 100K

100K

99.9 KM
1720 M+

10:19:55

56 / 705

17 / 187

07.10.2022

Silverton Alpine Marathon & 50K 2022 - Marathon

50K

43.4 KM
1200 M+

04:05:06

8 / 106

2 / 53

02.13.2022

Black Canyon Ultras 2022 - 100K

100K

99.9 KM
2020 M+

11:45:10

85 / 516

25 / 165

Statistics

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

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