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KS
Kathryn Seyfarth
FemaleMassachusetts2014–2026
9
Total Finishes
8
Different Races
2
States (4%)
1:39:55
PR (7:38/mi)
1:55:00
Average
+0:26:24
Slower (first to last)
Medal House
2026
Horsetooth Half Marathon - Presented by Fort Collins Connexion
2:43:53
#1689 overall
2025
IPA 5K & Half Marathon
1:46:43
#52 overall
2024
Beach and Back Half Marathon & 5K
1:39:55
#52 overall#13 gender
2024
angry unicorn
1:42:06
#34 overall#10 gender
2018
Harborside Half Marathon & 5K
1:44:29
#104 overall#35 gender
2018
New England Harvest Half Marathon
1:46:57
#56 overall#17 gender
2018
Beach and Back Half Marathon & 5K
1:47:36
#68 overall#23 gender
2017
Johnny Kelley Half Marathon
1:45:56
#91 overall#30 gender
2014
The Colorado Marathon
2:17:29
#940 overall#619 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Horsetooth Half Marathon - Presented by Fort Collins ConnexionFort Collins | CO | 2:43:53 | #1689 |
| 2025 | IPA 5K & Half MarathonNewburyport | MA | 1:46:43 | #52 |
| 2024 | Beach and Back Half Marathon & 5KMarshfield | MA | 1:39:55 | #52 |
| 2024 | angry unicornWakefield | RI | 1:42:06 | #34 |
| 2018 | Harborside Half Marathon & 5KNewburyport | MA | 1:44:29 | #104 |
| 2018 | New England Harvest Half MarathonSwansea | MA | 1:46:57 | #56 |
| 2018 | Beach and Back Half Marathon & 5KMarshfield | MA | 1:47:36 | #68 |
| 2017 | Johnny Kelley Half MarathonHyannis | MA | 1:45:56 | #91 |
| 2014 | The Colorado MarathonFort Collins | CO | 2:17:29 | #940 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
MAMassachusetts
6 racesCOColorado
2 races50-State Challenge
2/ 51 states + DC
49 states to go