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WO
William O’Sullivan
MaleNew York2011–2026
5
Total Finishes
5
Different Races
2
States (4%)
1:47:40
PR (8:13/mi)
1:57:44
Average
+0:15:12
Slower (first to last)
Medal House
2026
Hook Mountain Half Marathon & Rockland Lake 10K
1:59:30
#46 overall
2026
Sleepy Hollow Half Marathon
2:00:54
#241 overall#180 gender
2026
Baker's Dozen Half Marathon
2:02:52
#45 overall
2011
2025 500 Festival Running Events
1:47:40
#3366 overall#2759 gender
2011
Rock 'n' Roll San Jose
2:16:09
#4900 overall#2988 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Hook Mountain Half Marathon & Rockland Lake 10KValley Cottage | NY | 1:59:30 | #46 |
| 2026 | Sleepy Hollow Half MarathonSleepy Hollow | NY | 2:00:54 | #241 |
| 2026 | Baker's Dozen Half MarathonKerhonkson | NY | 2:02:52 | #45 |
| 2025 | The Holiday Half Marathon!Brooklyn | NY | — | — |
| 2011 | 2025 500 Festival Running EventsIndianapolis | IN | 1:47:40 | #3366 |
| 2011 | Rock 'n' Roll San JoseSan Jose | CA | 2:16:09 | #4900 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
NYNew York
4 racesINIndiana
1 race50-State Challenge
2/ 51 states + DC
49 states to go