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IW
Isaac Williams
MaleCalifornia2010–2026
24
Total Finishes
21
Different Races
10
States (20%)
1:12:52
PR (5:34/mi)
1:57:34
Average
+0:27:43
Slower (first to last)
Medal House
2022
Oakland Running Festival
1:15:44
#14 overall#14 gender
2022
Kaiser Permanente San Francisco Half Marathon & 5K
1:17:43
#39 overall#35 gender
2021
Rock 'n' Roll San Jose
1:24:54
#84 overall#66 gender
2019
2026 Marine Corps Half Marathon presented by FirstLight Home Care & USAA
1:59:25
#189 overall#148 gender
2018
Alameda Running Festival
1:20:19
#6 overall#6 gender
2018
Bear Creek Run Half Marathon
2:24:28
#113 overall#52 gender
2017
2025 Aramco Houston Half Marathon Searchable Finish Line Video
2:33:01
#6464 overall#3365 gender
2016
Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids Run
1:51:35
#1378 overall#957 gender
2016
2025 Aramco Houston Half Marathon Searchable Finish Line Video
2:31:53
#6956 overall#3518 gender
2013
Oklahoma City Memorial Marathon
2:10:22
#2920 overall#1715 gender
2012
Oklahoma City Memorial Marathon
2:08:12
#2050 overall#1263 gender
2010
2026 - San Antonio Marathon
2:10:17
#6460 overall#3713 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | Key West Half Marathon & 5K, 8K, 10K, Rum Stroll & Beer MileKey West | FL | 2:38:00 | #1207 |
| 2025 | 2026 Fall Prairie Fire Marathon presented by Davis-Moore Automotive GroupWichita | KS | 1:12:52 | #7 |
| 2025 | Mistletoe RunWinston Salem | NC | 1:47:09 | #180 |
| 2024 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 2:03:42 | #9471 |
| 2024 | 2025 Aramco Houston Half Marathon Searchable Finish Line VideoHouston | TX | 2:20:15 | #7214 |
| 2023 | Run SAN DIEGO 5K/10K/13.1San Diego | CA | 1:43:26 | #416 |
| 2023 | Carlsbad MarathonCarlsbad | CA | 1:44:50 | #346 |
| 2023 | Fallen Comrades Half MarathonWest Point | NY | 2:27:36 | #18 |
| 2022 | Oakland Running FestivalOakland | CA | 1:15:44 | #14 |
| 2022 | Kaiser Permanente San Francisco Half Marathon & 5KSan Francisco | CA | 1:17:43 | #39 |
| 2022 | Oaktown Half Marathon & 5KOakland | CA | 1:32:24 | #53 |
| 2022 | Runtastic THANKFULLehi | UT | 2:04:03 | #327 |
| 2022 | Runtastic THANKFUL - LehiLehi | UT | 2:04:04 | #327 |
| 2022 | The Woodlands MarathonThe Woodlands | TX | 2:15:32 | #1431 |
| 2021 | Rock 'n' Roll San JoseSan Jose | CA | 1:24:54 | #84 |
| 2019 | 2026 Marine Corps Half Marathon presented by FirstLight Home Care & USAACamp Lejeune | NC | 1:59:25 | #189 |
| 2018 | Alameda Running FestivalAlameda | CA | 1:20:19 | #6 |
| 2018 | Bear Creek Run Half MarathonColumbia | MO | 2:24:28 | #113 |
| 2017 | 2025 Aramco Houston Half Marathon Searchable Finish Line VideoHouston | TX | 2:33:01 | #6464 |
| 2016 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 1:51:35 | #1378 |
| 2016 | 2025 Aramco Houston Half Marathon Searchable Finish Line VideoHouston | TX | 2:31:53 | #6956 |
| 2013 | Oklahoma City Memorial MarathonOklahoma City | OK | 2:10:22 | #2920 |
| 2012 | Oklahoma City Memorial MarathonOklahoma City | OK | 2:08:12 | #2050 |
| 2010 | 2026 - San Antonio MarathonSan Antonio | TX | 2:10:17 | #6460 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
CACalifornia
7 racesTXTexas
5 racesNCNorth Carolina
2 racesNYNew York
2 racesOKOklahoma
2 racesUTUtah
2 racesKSKansas
1 raceMOMissouri
1 raceOHOhio
1 raceVAVirginia
0 races50-State Challenge
10/ 51 states + DC
41 states to go