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IB
Isaac Blum
MaleCalifornia2014–2025
8
Total Finishes
6
Different Races
3
States (6%)
1:12:40
PR (5:33/mi)
1:45:00
Average
+1:18:45
Slower (first to last)
Medal House
2025
Oakland Running Festival
1:14:03
#8 overall#8 gender
2025
Rock 'n' Roll Las Vegas
2:27:40
#5816 overall#3550 gender
2025
Kaiser Permanente Colfax Marathon
2:40:43
#5024 overall#2511 gender
2024
Oakland Running Festival
1:12:40
#7 overall#6 gender
2024
Rock 'n' Roll San Diego
1:13:00
#26 overall#26 gender
2024
Rock 'n' Roll Washington DC
2:34:25
#9917 overall#5348 gender
2022
Beer City Half™ Santa Rosa
1:15:46
#5 overall#5 gender
2022
Kaiser Permanente Colfax Marathon
2:27:26
#2364 overall#1167 gender
2014
Kaiser Permanente San Francisco Half Marathon & 5K
1:21:58
#84 overall#76 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Oakland Running FestivalOakland | CA | 1:14:03 | #8 |
| 2025 | Rock 'n' Roll Las VegasLas Vegas | NV | 2:27:40 | #5816 |
| 2025 | Kaiser Permanente Colfax MarathonDenver | CO | 2:40:43 | #5024 |
| 2024 | Oakland Running FestivalOakland | CA | 1:12:40 | #7 |
| 2024 | Rock 'n' Roll San DiegoSan Diego | CA | 1:13:00 | #26 |
| 2024 | Rock 'n' Roll Washington DCWashington | DC | 2:34:25 | #9917 |
| 2022 | Beer City Half™ Santa RosaSanta Rosa | CA | 1:15:46 | #5 |
| 2022 | Kaiser Permanente Colfax MarathonDenver | CO | 2:27:26 | #2364 |
| 2014 | Kaiser Permanente San Francisco Half Marathon & 5KSan Francisco | CA | 1:21:58 | #84 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
CACalifornia
5 racesCOColorado
2 racesDCDistrict of Columbia
1 race50-State Challenge
3/ 51 states + DC
48 states to go