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UTMB World Series Events

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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

25 - 26 April 2025

South America

02 - 04 August 2024

19 - 22 September 2024

09 - 12 May 2024

Asia

12 - 13 October 2024

17 - 20 October 2024

08 - 10 November 2024

05 - 08 December 2024

03 - 05 May 2024

19 - 21 April 2024

Oceania

28 - 30 November 2024

15 - 16 February 2025

16 - 19 May 2024

MY UTMB

Kathleen BIRKHOLZ

Nationality

United States

Age

55-59 Women

UTMB Index

Index

20K

50K

100K

100M

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Races

date

Race

country

Cat.

Distance /
mt+

Time

Rank

Gender

Score

09.08.2018

MC KENZIE RIVER TRAIL RUN 50K 2018 - 50K

50K

50 KM
1200 M+

07:43:16

134 / 145

56 / 62

03.29.2014

Gorge Waterfalls 2014 - Gorge Waterfalls 50k

50K

50 KM
1830 M+

08:12:47

195 / 235

72 / 95

10.26.2013

Autumn Leaves 2013 - AUTUMN LEAVES RUN 50 K

50K

50 KM
1000 M+

05:15:54

18 / 68

9 / 37

09.14.2013

PINE TO PALM 100 MILE ENDURANCE RUN 2013

100M

161 KM
6096 M+

27:51:49

40 / 79

6 / 18

08.17.2013

Waldo 100k 2013

100K

101 KM
3350 M+

15:29:24

78 / 108

14 / 24

07.27.2013

SISKIYOU OUT BACK TRAIL RUN 2013 - SISKIYOU OUT BACK TRAIL RUN 50M

100K

80.5 KM
2150 M+

10:58:03

66 / 94

7 / 14

07.13.2013

Mt Hood 50 2013 - 50 Miles

50K

81 KM
1800 M+

10:13:40

73 / 127

15 / 46

05.11.2013

MCDONALD FOREST 50K 2013

50K

50.2 KM
2050 M+

07:32:22

203 / 239

57 / 75

05.04.2013

Miwok 100K 2013

50K

60 KM
2300 M+

08:48:40

259 / 349

70 / 106

04.14.2013

PETERSON RIDGE RUMBLE 2013 - PETERSON RIDGE RUMBLE 40M

50K

66.3 KM
1150 M+

07:29:16

90 / 125

21 / 38

Statistics

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

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