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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Mayer, Karl   Submit Personal Website Send Link 
Club:  
Residence: Boulder, CO
Year of birth: 1991 (Cat. german: M35)
Date of birth: 00.00.0000 (Cat. internat.: M23)
Nationality: USA USA United States
RunnerID: 698237
 

13 search results (13 Events, 1357.005 km).  (More)

2025 1 Event, 50 km  (More)
28.09.2025 Sawatch Ascent 50km Race (USA) 50km
5:40:36 h Mayer, Karl *Boulder, CO  Overall: 12 M: 11 Cat M23: 9
2023 1 Event, 160.934 km  (More)
14.-16.07.2023 Hardrock Hundred Endurance Run (USA) 100mi
39:55:57 h Mayer, Karl *Boulder, CO  Overall: 52 M: 40 Cat M23: 5
2022 2 Events, 241.401 km  (More)
22.-23.07.2022 Cascade Crest Classic 100 Mile (USA) 100mi
21:50:48 h Mayer, Karl *Boulder, CO  Overall: 5 M: 5 Cat M23: 3
25.06.2022 San Juan Solstice 50 Mile Run (USA) 50mi
10:42:42 h Mayer, Karl *Boulder, CO  Overall: 27 M: 23 Cat M23: 19
2019 1 Event, 160.934 km  (More)
14.-16.06.2019 Bighorn Mountain Wild & Scenic 100 Mile Trail Run (USA) 100mi
27:07:24 h Mayer, Karl *Boulder, CO  Overall: 25 M: 24 Cat M23: 8
2017 3 Events, 291.401 km  (More)
07.-08.09.2017 Run Rabbit Run 100 Mile UltraMarathon - Hares Run (USA) 100mi
24:12:09 h Mayer, Karl *Boulder, CO  Overall: 17 M: 13 Cat M23: 8
24.06.2017 San Juan Solstice 50 Mile Run (USA) 50mi
9:57:37 h Mayer, Karl *Boulder, CO  Overall: 9 M: 9 Cat M23: 6
03.06.2017 Golden Gate Dirty 30 (USA) 50km
5:30:41 h Mayer, Karl   Overall: 16 M: 16 Cat M23: 11
2016 1 Event, 160.934 km  (More)
23.-24.09.2016 The Bear 100 Mile Endurance Run (USA) 100mi
21:52:06 h Mayer, Karl *Boulder, CO  Overall: 12 M: 11 Cat M23: 7
2015 2 Events, 160.934 km  (More)
17.10.2015 Des Plaines River 50 Miles Trail Race (USA) 50mi
6:47:01 h Mayer, Karl *Boulder, CO  Overall: 1 M: 1 Cat M23: 1
27.06.2015 San Juan Solstice 50 Mile Run (USA) 50mi
11:34:57 h Mayer, Karl *Boulder, CO  Overall: 41 M: 36 Cat M23: 20
2014 2 Events, 130.467 km  (More)
23.08.2014 Devil Mountain Ultra 50 Mile (USA) 50mi
9:26:32 h Mayer, Karl   Overall: 1 M: 1 Cat MU23: 1
03.05.2014 Greenland Trail Race (USA) 50km
4:15:53 h Mayer, Karl *Boulder, CO  Overall: 9 M: 9 Cat MU23: 2

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2025 2023 2022 2019 2017 2016 2015 2014

Comparison table

Comparison of performances in races with multiple participations

   2025 2023 2022 2019 2017 2016 2015 2014
San Juan Solstice 50 Mile Run 3     10:42:42   9:57:37   11:34:57