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KO
Karen Olson
FemaleOhio2001–2025
110
Total Finishes
73
Distinct Races
22
States (43%)
1:38:30
PR (7:31/mi)
2:48:27
Average
-0:07:33
Faster (first to last)
Medal House
2007
Whistlestop Marathon
2:09:23
#631 overall#282 gender
2007
Grandma's Marathon
2:12:59
#3099 overall#1425 gender
2007
Florida Holiday Halfathon
3:00:57
#786 overall#426 gender
2005
Winter Carnival Fire & Ice Winter Run
2:06:55
#827 overall#277 gender
2005
Florida Holiday Halfathon
2:58:48
#477 overall#248 gender
2005
2027 Walt Disney World® Marathon Weekend
3:05:12
#6597 overall#3913 gender
2004
Rock 'n' Roll Arizona Marathon
1:53:34
#1896 overall#614 gender
2003
Seattle Marathon
1:45:00
#716 overall#163 gender
2003
Whistlestop Marathon
1:55:15
#228 overall#82 gender
2003
Grandma's Marathon
1:57:49
#1735 overall#624 gender
2002
2026 Helvetia
1:57:11
#314 overall#102 gender
2001
Vancouver Lake Half Marathon & 4 Mile Run
3:39:40
#258 overall#121 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | Capital City Half MarathonColumbus | OH | 3:32:07 | #5311 |
| 2024 | Eugene MarathonEugene | OR | 1:56:24 | #3025 |
| 2024 | Race to Robie Creek®Boise | ID | 2:43:28 | #1186 |
| 2024 | Race to Robie CreekBoise | ID | 2:43:29 | #1192 |
| 2024 | Marshall University MarathonHuntington | WV | 3:07:08 | #875 |
| 2024 | Gasparilla Distance Classic Race WeekendTampa | FL | 3:15:50 | #3398 |
| 2024 | MO' Cowbell Marathon/Half-Marathon/10K/5KSaint Charles | MO | 3:18:50 | #2355 |
| 2023 | ORRC Vernonia Marathon, Half Marathon, and Marathon RelayBanks | OR | 2:26:28 | #253 |
| 2023 | Eau Claire MarathonEau Claire | WI | 2:52:44 | #1357 |
| 2023 | Capital City Half MarathonColumbus | OH | 3:26:22 | #4350 |
| 2023 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 3:29:00 | #6655 |
| 2022 | Napa to Sonoma Wine Country Half MarathonSonoma | CA | 1:57:19 | #305 |
| 2022 | Nationwide Children's Hospital Columbus Marathon & 1/2 Marathon, Jesse Owens 5K, 1 Mile & Kids RunColumbus | OH | 3:00:49 | #5744 |
| 2022 | Capital City Half MarathonColumbus | OH | 3:20:39 | #3695 |
| 2021 | Bozeman Half Marathon & 10KBozeman | MT | 2:47:19 | #484 |
| 2021 | Newport MarathonNewport | RI | 2:59:12 | #1410 |
| 2021 | Around Cape Ann Half MarathonGloucester | MA | 3:04:40 | #224 |
| 2020 | OhioHealth Emerald City Half and Quarter MarathonDublin | OH | 3:01:35 | #81 |
| 2019 | Eau Claire MarathonEau Claire | WI | 2:24:21 | #1147 |
| 2019 | Kings Dominion Delirium 10KDoswell | VA | 2:32:41 | #92 |
| 2019 | Encinitas Half MarathonEncinitas | CA | 2:42:18 | #3119 |
| 2019 | St. Petersburg Distance ClassicSt. Petersburg | FL | 2:44:54 | #238 |
| 2019 | Sioux Falls SkedaddleSioux Falls | SD | 2:44:59 | #842 |
| 2019 | Parkway Subaru Battleship Half Marathon & GFL 10K|5KWilmington | NC | 2:51:02 | #921 |
| 2019 | Battleship North Carolina Half 5KWilmington | NC | 2:51:03 | #921 |
| 2019 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 2:53:29 | #5632 |
| 2019 | Three Eagle Half Marathon & 5KThree Lakes | WI | 2:54:27 | #218 |
| 2019 | Run Like a Girl Half-Marathon, 10k, 5kColumbus | OH | 3:16:26 | #12 |
| 2019 | Whistlestop MarathonAshland | WI | 4:15:32 | #1102 |
| 2018 | Deadwood Mickelson Trail MarathonDeadwood | SD | 2:06:29 | #552 |
| 2018 | St. Jude Rock 'n' Roll SeattleSeattle | WA | 2:16:58 | #3898 |
| 2018 | Sprouts Mesa - Phoenix MarathonMesa | AZ | 2:19:41 | #2311 |
| 2018 | Napa to Sonoma Wine Country Half MarathonSonoma | CA | 2:20:07 | #1359 |
| 2018 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 2:21:42 | #4080 |
| 2018 | Mercer Island Rotary Half MarathonMercer Island | WA | 2:21:58 | #970 |
| 2018 | CHURCHILL'S HALF MARATHONPerrysburg | OH | 2:45:12 | #853 |
| 2018 | OhioHealth Emerald City Half and Quarter MarathonDublin | OH | 2:47:08 | #983 |
| 2018 | Flying Pig Pump and RunCincinnati | OH | 3:05:11 | #9727 |
| 2018 | IMT Des Moines MarathonDes Moines | IA | 3:58:39 | #3666 |
| 2018 | Whistlestop MarathonAshland | WI | 4:11:10 | #1184 |
| 2017 | Chickamauga Battlefield MarathonFort Oglethorpe | GA | 3:05:27 | #736 |
| 2016 | Austin MarathonAustin | TX | 2:13:32 | #3600 |
| 2016 | EPIC Marathon and Running FestivalGreen Bay | WI | 2:18:40 | #2671 |
| 2016 | Fueled by Fine WineDundee | OR | 2:19:56 | #390 |
| 2016 | Soaring Eagle Trail RunSammamish | WA | 2:24:00 | #49 |
| 2016 | Deadwood Mickelson Trail MarathonDeadwood | SD | 2:24:36 | #1051 |
| 2016 | Route 66 Marathon & Half Marathon, Marathon RelayTulsa | OK | 2:28:13 | #2471 |
| 2016 | Marshall University MarathonHuntington | WV | 2:49:56 | #822 |
| 2016 | Kentucky Derby Festival Race WeekendLouisville | KY | 2:50:10 | #8129 |
| 2016 | Detroit Free Press MarathonDetroit | MI | 3:01:15 | #8620 |
| 2016 | Run Like a Girl Half-Marathon, 10k, 5kColumbus | OH | 3:09:39 | #3 |
| 2016 | IMT Des Moines MarathonDes Moines | IA | 3:50:59 | #4292 |
| 2015 | New Moon Half and Quarter MarathonDelaware | OH | 1:38:30 | #27 |
| 2015 | Mini Donut Half Marathon and 5K Honor Walk/RunOnalaska | WI | 2:19:36 | #187 |
| 2015 | Honor Run Half MarathonFlorence | KY | 2:51:07 | #714 |
| 2015 | Race to Robie CreekBoise | ID | 2:52:43 | #1832 |
| 2015 | Indy Half Marathon at Fort BenIndianapolis | IN | 2:58:32 | #1220 |
| 2015 | Santa Barbara Wine Country Half MarathonSolvang | CA | 3:01:16 | #1919 |
| 2015 | Run Like a Girl Half-Marathon, 10k, 5kColumbus | OH | 3:09:01 | #476 |
| 2014 | Deadwood Mickelson Trail MarathonDeadwood | SD | 1:54:58 | #390 |
| 2014 | Lincoln MarathonLincoln | NE | 2:26:56 | #6075 |
| 2014 | Canyonlands Half MarathonMoab | UT | 2:54:43 | #2789 |
| 2014 | Run SAN DIEGO 5K/10K/13.1San Diego | CA | 3:25:11 | #5855 |
| 2014 | California Classic Half MarathonFresno | CA | 3:25:41 | #1329 |
| 2014 | Park To Park Half MarathonWaterloo | IA | 3:29:04 | #953 |
| 2014 | IMT Des Moines MarathonDes Moines | IA | 3:32:03 | #4812 |
| 2013 | Heart Breaker HalfPortland | OR | 1:53:06 | #149 |
| 2013 | Deadwood Mickelson Trail MarathonDeadwood | SD | 1:57:31 | #471 |
| 2013 | Dole Great Race of Agoura HillsAgoura Hills | CA | 2:01:28 | #137 |
| 2013 | Fueled by Fine WineDundee | OR | 2:08:30 | #155 |
| 2013 | YMCA Famous Idaho Potato Marathon & Fun RunsBoise | ID | 2:10:02 | #820 |
| 2013 | Race to Robie CreekBoise | ID | 2:28:18 | #1528 |
| 2013 | Running of the ElkElk Grove | CA | 2:46:56 | #547 |
| 2013 | Run SAN DIEGO 5K/10K/13.1San Diego | CA | 3:15:27 | #5516 |
| 2013 | Two Cities MarathonFresno | CA | 3:20:41 | #1213 |
| 2013 | Fargo Marathon WeekendFargo | ND | 3:33:59 | #5513 |
| 2012 | Ojai Half Marathon 5k &10kOjai | CA | 1:50:37 | #167 |
| 2012 | Greater St. Louis MarathonSt. Louis | MO | 2:22:10 | #5128 |
| 2012 | Tinker Bell Half MarathonAnaheim | CA | 2:58:22 | #6053 |
| 2012 | Eau Claire MarathonEau Claire | WI | 3:27:49 | #1026 |
| 2012 | The Paavo Marathon | Half | Relay | And MoreHurley | WI | 3:30:57 | #150 |
| 2012 | St. Jude Rock 'n' Roll SeattleSeattle | WA | 3:35:01 | #13212 |
| 2012 | Whistlestop MarathonAshland | WI | 3:45:22 | #1445 |
| 2012 | Seattle MarathonSeattle | WA | 4:28:52 | #581 |
| 2011 | Santa To The Sea 1/2 Marathon, 1/4 Marathon & 5KOxnard | CA | 1:48:46 | #272 |
| 2011 | Grandma's MarathonDuluth | MN | 2:15:11 | #4077 |
| 2011 | Fueled by Fine WineDundee | OR | 2:19:03 | #443 |
| 2011 | Greater St. Louis MarathonSt. Louis | MO | 2:32:41 | #7385 |
| 2011 | Healdsburg Wine Country Half MarathonHealdsburg | CA | 3:27:15 | #1767 |
| 2011 | Journey's MarathonEagle River | WI | 3:35:59 | #390 |
| 2011 | Whistlestop MarathonAshland | WI | 3:43:08 | #1526 |
| 2010 | Whistlestop MarathonAshland | WI | 2:01:54 | #657 |
| 2010 | Fueled by Fine WineDundee | OR | 2:14:04 | #221 |
| 2010 | University of Michigan Health-West Grand Rapids MarathonGrand Rapids | MI | 2:23:24 | #1305 |
| 2010 | Seattle MarathonSeattle | WA | 4:14:35 | #935 |
| 2009 | New Prague Half MarathonNew Prague | MN | 2:13:02 | #566 |
| 2009 | Eau Claire MarathonEau Claire | WI | 2:13:19 | #629 |
| 2009 | Gopher To BadgerHudson | WI | 2:20:06 | #638 |
| 2009 | University of Michigan Health-West Grand Rapids MarathonGrand Rapids | MI | 2:24:20 | #1088 |
| 2009 | Greater St. Louis MarathonSt. Louis | MO | 2:35:11 | #6463 |
| 2009 | Whistlestop MarathonAshland | WI | 3:33:30 | #1504 |
| 2008 | New Prague Half MarathonNew Prague | MN | 2:10:23 | #587 |
| 2008 | Salt Lake City MarathonSalt Lake City | UT | 3:27:51 | #3728 |
| 2007 | Whistlestop MarathonAshland | WI | 2:09:23 | #631 |
| 2007 | Grandma's MarathonDuluth | MN | 2:12:59 | #3099 |
| 2007 | Florida Holiday HalfathonKissimmee | FL | 3:00:57 | #786 |
| 2007 | Baltimore Running FestivalBaltimore | MD | 3:26:52 | #4902 |
| 2005 | Winter Carnival Fire & Ice Winter RunSaint Paul | MN | 2:06:55 | #827 |
| 2005 | Florida Holiday HalfathonKissimmee | FL | 2:58:48 | #477 |
| 2005 | 2027 Walt Disney World® Marathon WeekendOrlando | FL | 3:05:12 | #6597 |
| 2004 | Rock 'n' Roll Arizona MarathonPhoenix | AZ | 1:53:34 | #1896 |
| 2003 | Seattle MarathonSeattle | WA | 1:45:00 | #716 |
| 2003 | Whistlestop MarathonAshland | WI | 1:55:15 | #228 |
| 2003 | Grandma's MarathonDuluth | MN | 1:57:49 | #1735 |
| 2002 | 2026 HelvetiaHillsboro | OR | 1:57:11 | #314 |
| 2001 | Vancouver Lake Half Marathon & 4 Mile RunVancouver | WA | 3:39:40 | #258 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
WIWisconsin
18 racesCACalifornia
14 racesOHOhio
13 racesOROregon
8 racesWAWashington
8 racesMNMinnesota
6 racesFLFlorida
5 racesIDIdaho
5 racesSDSouth Dakota
5 racesAZArizona
4 racesIAIowa
4 racesMOMissouri
4 racesMIMichigan
3 racesKYKentucky
2 racesUTUtah
2 racesGAGeorgia
1 raceINIndiana
1 raceMAMassachusetts
1 raceOKOklahoma
1 raceRIRhode Island
1 raceTXTexas
1 raceNVNevada
0 races50-State Challenge
22/ 51 states + DC
29 states to go