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AH
Allison Henderson
FemaleCalifornia1997–2025
55
Total Finishes
32
Distinct Races
13
States (25%)
1:32:37
PR (7:04/mi)
2:17:03
Average
+1:08:39
Slower (first to last)
Medal House
2012
Shamrock'n Half Marathon
1:39:07
#220 overall#43 gender
2012
Oklahoma City Memorial Marathon
2:21:51
#3664 overall#1708 gender
2012
Omaha Marathon
2:23:19
#1600 overall#814 gender
2011
Shamrock'n Half Marathon
1:42:11
#261 overall#47 gender
2011
Thanksgiving Day Half Marathon
1:57:22
#2853 overall#886 gender
2011
Rock 'n' Roll Savannah Marathon & 1/2 Marathon
1:59:56
#2826 overall#1303 gender
2011
Bellingham Bay Marathon
2:05:28
#631 overall#292 gender
2011
2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®
2:27:03
#4073 overall#3823 gender
2010
American River Parkway Half Marathon
1:48:36
#237 overall#54 gender
2010
Publix Atlanta Marathon, Half Marathon & 5K
2:08:03
#4360 overall#1692 gender
2009
Thanksgiving Day Half Marathon
2:25:10
#6455 overall#2824 gender
1997
2026 Humboldt Redwoods Marathon, Half Marathon, 5K
2:19:15
#868 overall#401 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Detroit Free Press MarathonDetroit | MI | 3:27:54 | #8889 |
| 2024 | Revel White MountainsConway | NH | 2:22:22 | #1002 |
| 2024 | Air Force MarathonDayton | OH | 3:50:41 | #2042 |
| 2023 | 2025 500 Festival Running EventsIndianapolis | IN | 2:39:23 | #9021 |
| 2022 | 2025 500 Festival Running EventsIndianapolis | IN | 2:49:08 | #9829 |
| 2021 | Utah Valley MarathonProvo | UT | 3:18:10 | #1976 |
| 2020 | Air Force MarathonDayton | OH | 2:51:21 | #1022 |
| 2019 | Shamrock'n Half MarathonSacramento | CA | 1:37:15 | #161 |
| 2019 | Oklahoma City Memorial MarathonOklahoma City | OK | 2:06:59 | #2074 |
| 2019 | Vigor Big Cottonwood CanyonSalt Lake City | UT | 2:43:42 | #361 |
| 2019 | REVEL Big CottonwoodSalt Lake City | UT | 3:01:55 | #2410 |
| 2019 | Lincoln MarathonLincoln | NE | 3:23:18 | #6031 |
| 2018 | The Kingdom ChallengeSt. Johnsbury | VT | 2:03:25 | #43 |
| 2018 | Oklahoma City Memorial MarathonOklahoma City | OK | 2:05:08 | #1729 |
| 2018 | Lincoln MarathonLincoln | NE | 3:00:34 | #6511 |
| 2018 | Wabash Trace Nature Trail MarathonShenandoah | IA | 3:01:47 | #124 |
| 2018 | Omaha MarathonOmaha | NE | 3:08:36 | #610 |
| 2017 | Urban Cow Half MarathonSacramento | CA | 1:32:50 | #82 |
| 2017 | Rock Tahoe Half MarathonStateline | NV | 1:36:43 | #15 |
| 2017 | Shamrock'n Half MarathonSacramento | CA | 1:37:29 | #124 |
| 2017 | Oklahoma City Memorial MarathonOklahoma City | OK | 2:05:13 | #2011 |
| 2017 | The Kingdom ChallengeSt. Johnsbury | VT | 2:14:24 | #51 |
| 2016 | Route 66 Marathon & Half Marathon, Marathon RelayTulsa | OK | 2:22:35 | #2176 |
| 2016 | Lincoln MarathonLincoln | NE | 2:25:58 | #5976 |
| 2015 | Oklahoma City Memorial MarathonOklahoma City | OK | 2:29:32 | #4876 |
| 2015 | Jazz Half Marathon and 5KNew Orleans | LA | 2:38:08 | #1491 |
| 2014 | The Giant RaceSan Francisco | CA | 1:32:37 | #94 |
| 2014 | Shamrock'n Half MarathonSacramento | CA | 1:33:07 | #147 |
| 2014 | Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan Francisco | CA | 1:35:23 | #181 |
| 2014 | Omaha MarathonOmaha | NE | 2:11:07 | #1049 |
| 2014 | Wabash Trace Nature Trail MarathonShenandoah | IA | 2:15:33 | #113 |
| 2014 | Good Life HalfsyLincoln | NE | 2:16:21 | #1443 |
| 2014 | Lincoln MarathonLincoln | NE | 2:45:25 | #7462 |
| 2013 | Urban Cow Half MarathonSacramento | CA | 1:34:10 | #127 |
| 2013 | Surfer's Path MarathonSanta Cruz | CA | 1:37:00 | #48 |
| 2013 | Davis StampedeDavis | CA | 1:37:42 | #103 |
| 2013 | The Giant RaceSan Francisco | CA | 1:38:08 | #235 |
| 2013 | Davis MoonLight RunDavis | CA | 1:39:52 | #54 |
| 2013 | Clarksburg Country RunClarksburg | CA | 1:40:43 | #152 |
| 2013 | Mermaid Run East BayFremont | CA | 1:44:18 | #18 |
| 2013 | Thanksgiving Day Half MarathonAtlanta | GA | 2:05:18 | #2921 |
| 2013 | Oklahoma City Memorial MarathonOklahoma City | OK | 2:20:46 | #4319 |
| 2013 | Lincoln MarathonLincoln | NE | 2:26:58 | #4983 |
| 2012 | Shamrock'n Half MarathonSacramento | CA | 1:39:07 | #220 |
| 2012 | Oklahoma City Memorial MarathonOklahoma City | OK | 2:21:51 | #3664 |
| 2012 | Omaha MarathonOmaha | NE | 2:23:19 | #1600 |
| 2012 | Capital City Half MarathonColumbus | OH | 2:36:55 | #6449 |
| 2012 | Rock The Parkway Half Marathon and 5kKansas City | MO | 2:42:13 | #3607 |
| 2011 | Shamrock'n Half MarathonSacramento | CA | 1:42:11 | #261 |
| 2011 | Thanksgiving Day Half MarathonAtlanta | GA | 1:57:22 | #2853 |
| 2011 | Rock 'n' Roll Savannah Marathon & 1/2 MarathonSavannah | GA | 1:59:56 | #2826 |
| 2011 | Bellingham Bay MarathonBellingham | WA | 2:05:28 | #631 |
| 2011 | 2025 Disney Princess Half Marathon Weekend presented by CORKCICLE®Orlando | FL | 2:27:03 | #4073 |
| 2010 | American River Parkway Half MarathonSacramento | CA | 1:48:36 | #237 |
| 2010 | Publix Atlanta Marathon, Half Marathon & 5KAtlanta | GA | 2:08:03 | #4360 |
| 2009 | Thanksgiving Day Half MarathonAtlanta | GA | 2:25:10 | #6455 |
| 1997 | 2026 Humboldt Redwoods Marathon, Half Marathon, 5KWeott | CA | 2:19:15 | #868 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
CACalifornia
17 racesNENebraska
9 racesOKOklahoma
7 racesGAGeorgia
5 racesOHOhio
3 racesUTUtah
3 racesIAIowa
2 racesINIndiana
2 racesVTVermont
2 racesFLFlorida
1 raceLALouisiana
1 raceNHNew Hampshire
1 raceWAWashington
1 race50-State Challenge
13/ 51 states + DC
38 states to go