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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Czajka, Jeffrey   Submit Personal Website Send Link 
Club:  
Residence: Saint Louis, MO
Year of birth: 1993 (Cat. german: M30)
Date of birth: 14.03.1993 (Cat. internat.: M23)
Nationality: USA USA United States
RunnerID: 1469133
 

21 search results (21 Events, 2683.378 km).  (More)

2025 2 Events, 321.868 km  (More)
05.-06.09.2025 Dark Divide 100 Mile Race (USA) 100mi
39:23:58 h Czajka, Jeffrey *West Richland, WA  Overall: 19 M: 17 Cat M23: 8
21.-22.03.2025 Badger Mountain 100 Mile Challenge (USA) 100mi
28:12:37 h Czajka, Jeffrey *West Richland, WA  Overall: 31 M: 24 Cat M23: 6
2024 4 Events, 821.042 km  (More)
13.-14.09.2024 Sole Survivor Backyard Ultra (USA) 35h
167.650 km Czajka, Jeffrey   Overall: 4 M: 4 Cat M23: 2
09.-13.08.2024 Bigfoot 200 Endurance Run (USA) 206mi
3d 07:48:06 h Czajka, Jeffrey *Richland, WA  Overall: 69 M: 61 Cat M23: 11
22.-23.06.2024 Strawberry Field Forever 100 Mile Trail Race (USA) 100mi
25:09:00 h Czajka, Jeffrey *Richland, WA  Overall: 5 M: 5 Cat M23: 5
22.-23.03.2024 Badger Mountain 100 Mile Challenge (USA) 100mi
26:27:20 h Czajka, Jeffrey *Richland, WA  Overall: 19 M: 13 Cat M23: 5
2023 6 Events, 860.996 km  (More)
11.-15.08.2023 Bigfoot 200 Endurance Run (USA) 206mi
4d 09:35:39 h Czajka, Jeffrey *Richland, WA  Overall: 134 M: 106 Cat M23: 26
15.07.2023 Mt. Hood 50 Mile Trail Run (USA) 50mi
8:58:38 h Czajka, Jeffrey *Richland, WA  Overall: 12 M: 10 Cat M23: 5
27.-28.05.2023 Pigtails Challenge 100 Mile (USA) 100mi
21:05:49 h Czajka, Jeffrey *Richland, WA  Overall: 1 M: 1 Cat M23: 1
13.05.2023 Tapteal Greenway 50 km Run (USA) 29mi
4:16:00 h Czajka, Jeffrey *Richland, WA  Overall: 1 M: 1 Cat M23: 1
22.04.2023 Capitol Peak 50 Miler (USA) 50mi
11:14:51 h Czajka, Jeffrey *Richland, WA  Overall: 21 M: 17 Cat M23: 5
24.-25.03.2023 Badger Mountain 100 Mile Challenge (USA) 100mi
27:41:15 h Czajka, Jeffrey *Richland, WA  Overall: 34 M: 27 Cat M23: 7
2022 5 Events, 388.071 km  (More)
01.10.2022 Baker Lake 50K Ultra Trail Run (USA) 50km
7:45:23 h Czajka, Jeffrey   Overall: 60 M: 39 Cat M23: 15
11.-12.06.2022 Strawberry Field Forever 100 Mile Trail Race (USA) 100mi
24:36:19 h Czajka, Jeffrey *Richland, WA  Overall: 6 M: 6 Cat M23: 2
14.05.2022 Tapteal Greenway 50 km Run (USA) 29mi
4:42:00 h Czajka, Jeffrey *Richland, WA  Overall: 7 M: 7 Cat M23: 4
09.04.2022 Ancient Lakes 50 Mile Trail Run (USA) 50mi
10:49:34 h Czajka, Jeffrey *Richland, WA  Overall: 14 M: 10 Cat M23: 3
25.03.2022 Badger Mountain 50 km Challenge (USA) 50km
6:51:12 h Czajka, Jeffrey *Richland, WA  Overall: 21 M: 18 Cat M23: 6
2021 2 Events, 160.934 km  (More)
04.09.2021 KATY Trail 50 Miles (USA) 50mi
9:41:55 h Czajka, Jeffrey *Saint Louis, MO  Overall: 11 M: 11 Cat M23: 4
15.05.2021 Berryman 50 Mile (USA) 50mi
12:00:48 h Czajka, Jeffrey *Saint Louis, MO  Overall: 26 M: 21 Cat M23: 6
2020 2 Events, 130.467 km  (More)
05.09.2020 KATY Trail 50 Miles (USA) 50mi
11:00:49 h Czajka, Jeffrey *Saint Louis, MO  Overall: 23 M: 19 Cat M23: 8
08.03.2020 Quivering Quads 50K Trail Race (USA) 50km
4:47:18 h Czajka, Jeffrey *Saint Louis, MO  Overall: 2 M: 2 Cat M23: 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 2020

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2021 2020
Badger Mountain 100 Mile Challenge 3 28:12:37 26:27:20 27:41:15      
Tapteal Greenway 50 km Run 2     4:16:00 4:42:00    
Strawberry Field Forever 100 Mile Trail Race 2   25:09:00   24:36:19    
KATY Trail 50 Miles 2         9:41:55 11:00:49
Bigfoot 200 Endurance Run 2   79:48:06 105:35:39