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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Hefner, Jayson   Submit Personal Website Send Link 
Club:  
Residence: Fairfield, CA
Year of birth: 1998 (Cat. german: M20)
Date of birth: 08.03.1998 (Cat. internat.: M23)
Nationality: USA USA United States
RunnerID: 1544184
 

25 search results (25 Events, 2057.543 km).  (More)

2025 6 Events, 360.253 km  (More)
20.12.2025 Woodside Ramble 50K - Winter (USA) 50km
4:29:06 h Hefner, Jayson *Fairfield, CA  Overall: 7 M: 7 Cat M23: 7
11.10.2025 Napa Lapa Trail Adventure (USA) 6h
60.253 km Hefner, Jayson *Fairfield, CA  Overall: 1 M: 1 Cat M23: 1
02.08.2025 Rodeo Valley 50 km Trail Run (USA) 50km
4:03:53 h Hefner, Jayson *Fairfield, CA  Overall: 1 M: 1 Cat M23: 1
12.04.2025 Woodside Purisima Creek Crossover (USA) 50km
4:05:10 h Hefner, Jayson *Fairfield, CA  Overall: 2 M: 2 Cat M23: 1
08.03.2025 Marin Ultra Challenge 50 km Race (USA) 50km
4:16:25 h Hefner, Jayson *Fairfield, CA  Overall: 6 M: 5 Cat M23: 4
08.-09.02.2025 Black Canyon Trail 100 Km Run (USA) 100km
10:38:33 h Hefner, Jayson *Fairfield, CA  Overall: 71 M: 49 Cat M23: 37
2024 4 Events, 623.27 km  (More)
06.-11.05.2024 Cocodona 250 Mile Race (USA) 250mi
3d 16:31:14 h Hefner, Jayson *Reno, NV  Overall: 38 M: 30 Cat M23: 12
06.04.2024 American River 50 Mile Endurance Run (USA) 50mi
6:46:08 h Hefner, Jayson *Fairfield, CA  Overall: 1 M: 1 Cat M23: 1
27.01.2024 Monterey Ultra (USA) 50miles
7:27:08 h Hefner, Jayson *Fairfield, CA  Overall: 2 M: 2 Cat M23: 2
20.01.2024 Coldwater Rumble 60K Race (USA) 60km
4:47:44 h Hefner, Jayson *Reno, NV  Overall: 3 M: 3 Cat M23: 2
2023 6 Events, 386 km  (More)
13.08.2023 Marlette Lake Tahoe 50K (USA) 50km
4:33:00 h Hefner, Jayson *Fairfield, CA  Overall: 4 M: 4 Cat M23: 4
06.05.2023 Folsom Lake Trail Run - Spring 50K (USA) 50km
3:44:46 h Hefner, Jayson *Fairfield, CA  Overall: 1 M: 1 Cat M23: 1
01.04.2023 Gorge Waterfalls 100k (USA) 100km
11:13:07 h Hefner, Jayson *Fairfield, CA  Overall: 25 M: 20 Cat M23: 16
04.03.2023 Way Too Cool 50K Endurance Run (USA) 50km
4:49:49 h Hefner, Jayson *Fairfield, CA  Overall: 45 M: 35 Cat M23: 21
25.02.2023 Transgrancanaria Advanced 84 km (ESP) 84km
9:54:33 h Hefner, Jayson *Fairfield, CA  Overall: 23 M: 22 Cat M23: 12
14.01.2023 Coldwater Rumble 52K Race (USA) 52km
4:34:35 h Hefner, Jayson *Fairfield, CA  Overall: 8 M: 6 Cat M23: 4
2022 4 Events, 232.467 km  (More)
03.12.2022 Anza Borrego Cuyamaca 50 Mile Run (USA) 50mi
8:41:43 h Hefner, Jayson *Fairfield, CA  Overall: 7 M: 7 Cat M23: 5
19.11.2022 Cape Mountain 50 km Race (USA) 50km
4:36:10 h Hefner, Jayson *Fairfield, CA  Overall: 3 M: 3 Cat M23: 1
05.03.2022 Way Too Cool 50K Endurance Run (USA) 50km
3:54:57 h Hefner, Jayson   Overall: 23 M: 21 Cat M23: 16
15.01.2022 Coldwater Rumble 52K Race (USA) 52km
4:46:52 h Hefner, Jayson *Seattle, WA  Overall: 5 M: 4 Cat M23: 3
2021 5 Events, 455.553 km  (More)
20.11.2021 Cape Mountain 50 km Race (USA) 50km
4:13:22 h Hefner, Jayson *Fairfield, CA  Overall: 3 M: 3 Cat M23: 2
19.-20.08.2021 Headlands Hundred 100 Mile Endurance Run (USA) 100mi
27:48:11 h Hefner, Jayson *Fairfield, CA  Overall: 9 M: 9 Cat M23: 4
11.07.2021 Leadville Silver Rush 50 Mile Run (USA) 50mi
9:03:41 h Hefner, Jayson *CA  Overall: 46 M: 39 Cat M23: 19
01.05.2021 Tillamook Burn Trail Run 50 Mile (USA) 50mi
8:42:11 h Hefner, Jayson *Fairfield, CA  Overall: 18 M: 16 Cat M23: 8
16.01.2021 Coldwater Rumble 52 Mile Race (USA) 52mi
9:26:09 h Hefner, Jayson *Fairfield, CA  Overall: 6 M: 5 Cat MU23: 1

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 2024 2023 2022 2021

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2021
Cape Mountain 50 km Race 2       4:36:10 4:13:22
Way Too Cool 50K Endurance Run 2     4:49:49 3:54:57  
Coldwater Rumble 52K Race 2     4:34:35 4:46:52