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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

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

Bailey KOWALCZYK

Nationality

United States of America

Age

20-34 Women

Connect to claim this page

Sponsor(s)

Nike Trail

Website

https://www.baileykowalczyk.com

UTMB Index

Index

20K

50K

100K

100M

759

741

739

-

-

Races

date

Race

country

Cat.

Distance /
m+

Time

Rank

Gender

Score

11.02.2024

Mallorca by UTMB 2024 - Els Tres Mils (ETM)

50K

56 KM
2450 M+

05:15:59

28 / 921

2 / 200

09.14.2024

The Rut Mountain Runs 2024 - 28k

20K

28 KM
2195 M+

03:35:11

8 / 622

1 / 256

08.10.2024

SIERRE-ZINAL 2024

50K

31.3 KM
2190 M+

03:28:06

254 / 1555

28 / 254

05.26.2024

Zegama-Aizkorri 2024 - Mendi Maratoia

50K

43.1 KM
2730 M+

04:47:20

129 / 475

11 / 71

05.05.2024

Skyrace des Matheysins 2024 - SkyRace® des Matheysins

20K

25 KM
1930 M+

03:04:33

75 / 328

3 / 70

02.02.2024

ACANTILADOS DEL NORTE BY DYNAFIT 2024 - ACANTILADOS DEL NORTE

50K

29 KM
2250 M+

03:13:08

40 / 266

4 / 46

10.14.2023

Kodiak Ultra Marathons by UTMB 2023 - 50K

50K

50 KM
1524 M+

04:27:04

9 / 426

2 / 130

09.17.2023

The Rut Mountain Runs 2023 - 28k

20K

28 KM
2195 M+

03:19:43

6 / 556

1 / 236

03.31.2023

Gorge Waterfalls 2023 - 30K

20K

30 KM
820 M+

02:19:30

6 / 282

1 / 164

10.30.2022

The madeira ocean trail - gtws final 2022 - GTWS final 5 stages

50K

114.4 KM
6810 M+

11:54:51

36 / 40

2 / 15

Statistics

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

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