Skip to Content

UTMB World Series Events

Select the event you're interested in

Register to discover the race

Asia

03 - 05 May 2024

12 - 13 October 2024

17 - 20 October 2024

08 - 10 November 2024

05 - 08 December 2024

19 - 21 April 2024

South America

09 - 12 May 2024

02 - 04 August 2024

19 - 22 September 2024

Oceania

16 - 19 May 2024

28 - 30 November 2024

15 - 16 February 2025

Africa

24 - 26 May 2024

22 - 23 June 2024

North America

29th June 2024

19 - 20 July 2024

20 - 22 September 2024

28 - 29 September 2024

11 - 12 October 2024

07 - 09 November 2024

11 - 13 April 2025

26 - 27 April 2024

MY UTMB

Bailey KOWALCZYK

Nationality

United States

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

757

739

751

-

-

Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

10.14.2023

Kodiak Ultra Marathons by UTMB 2023 - 50K

50K

50 KM
1524 M+

04:27:04

9 / 426

2 / 130

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

10.26.2022

The madeira ocean trail - gtws final 2022 - Stage 1

20K

24.5 KM
1540 M+

02:45:25

61 / 50

10 / 20

09.17.2022

PIKES PEAK 2022 - Ascent

20K

21 KM
2360 M+

02:46:43

45 / 34

7 / 14

08.07.2022

SIERRE-ZINAL 2022

50K

31.3 KM
2190 M+

03:04:49

114 / 127

5 / 32

08.06.2022

Stranda Fjord Trail Race 2022 - 25k gtws

20K

25 KM
1700 M+

03:08:35

55 / 470

8 / 172

07.24.2022

ARGENTRAIL 2022 - ARGENTRAIL 27KM

20K

27 KM
1700 M+

02:47:09

9 / 215

1 / 62

12.04.2021

XTERRA Trail Running World Champ – Kapalua, Maui 2021 - Trail 21k elite

20K

21 KM
730 M+

01:38:35

11 / 15

2 / 7

10.03.2021

The Broken Arrow Skyrace 2021 - 26K

20K

25.4 KM
1480 M+

02:19:43

32 / 362

3 / 149

Statistics

Filter by UTMB INDEX

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..