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Sean Hafemann
MaleNevada2010–2026
8
Total Finishes
6
Different Races
3
States (6%)
1:32:25
PR (7:03/mi)
1:53:59
Average
-0:26:45
Faster (first to last)
Medal House
2026
2026 Biggest Little Half Marathon, 10K & 5K
1:36:47
#48 overall
2024
2026 Biggest Little Half Marathon, 10K & 5K
1:32:25
#34 overall#29 gender
2024
Truckee Half Marathon and 5K
2:18:33
#121 overall#73 gender
2022
Rock Reno 2022
1:33:55
#17 overall#15 gender
2019
2026 Biggest Little Half Marathon, 10K & 5K
1:48:18
#53 overall#42 gender
2016
Yosemite Half Marathon
2:02:06
#647 overall#346 gender
2014
Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids Run
2:16:16
#5541 overall#2452 gender
2010
Flying Pig Pump and Run
2:03:32
#2024 overall#1320 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | 2026 Biggest Little Half Marathon, 10K & 5KReno | NV | 1:36:47 | #48 |
| 2024 | 2026 Biggest Little Half Marathon, 10K & 5KReno | NV | 1:32:25 | #34 |
| 2024 | Truckee Half Marathon and 5KTruckee | CA | 2:18:33 | #121 |
| 2022 | Rock Reno 2022Reno | NV | 1:33:55 | #17 |
| 2019 | 2026 Biggest Little Half Marathon, 10K & 5KReno | NV | 1:48:18 | #53 |
| 2016 | Yosemite Half MarathonBass Lake | CA | 2:02:06 | #647 |
| 2014 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 2:16:16 | #5541 |
| 2010 | Flying Pig Pump and RunCincinnati | OH | 2:03:32 | #2024 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
NVNevada
4 racesCACalifornia
2 racesOHOhio
2 races50-State Challenge
3/ 51 states + DC
48 states to go