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KA
Karen Andersen
FemalePennsylvania2003–2025
55
Total Finishes
42
Distinct Races
13
States (25%)
1:41:00
PR (7:43/mi)
2:10:32
Average
-0:05:40
Faster (first to last)
Medal House
2010
Rock ‘n’ Roll Philadelphia Half Marathon
1:50:59
#964 overall#964 gender
2009
Rock ‘n’ Roll Philadelphia Half Marathon
1:49:33
#3408 overall#928 gender
2009
City to the Sea Half Marathon & 5K
2:03:04
#512 overall#225 gender
2009
Kaiser Permanente San Francisco Half Marathon & 5K
2:05:20
#3149 overall#1256 gender
2009
Santa Cruz Half Marathon
2:05:39
#1051 overall#468 gender
2009
Carlsbad Marathon
2:49:51
#6294 overall#3586 gender
2008
Rock ‘n’ Roll Philadelphia Half Marathon
2:00:19
#6005 overall#2079 gender
2007
Santa Cruz Half Marathon
2:11:13
#899 overall#449 gender
2007
Rock 'n' Roll Los Angeles Half Marathon
2:16:33
#1854 overall#680 gender
2005
2025 Aramco Houston Half Marathon Searchable Finish Line Video
2:16:32
#3348 overall#1288 gender
2004
Seattle Marathon
1:58:35
#2013 overall#751 gender
2003
2025 Aramco Houston Half Marathon Searchable Finish Line Video
2:26:01
#2802 overall#1180 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2025 | University of Michigan Health-West Grand Rapids MarathonGrand Rapids | MI | 1:41:00 | #162 |
| 2025 | Jackson Hole Marathon, Hole Half Marathon, Jackson Hole Quarter MarathonJackson | WY | 1:55:36 | #54 |
| 2025 | Big Beach Marathon, Half Marathon & Safari 5KGulf Shores | AL | 1:59:09 | #169 |
| 2025 | Revel White MountainsConway | NH | 1:59:50 | #438 |
| 2025 | Rocky RunPhiladelphia | PA | 2:02:42 | #1861 |
| 2025 | Philadelphia MarathonPhiladelphia | PA | 2:05:34 | #4966 |
| 2025 | The 9th Annual Blobfest 5K, 10K & Half Marathon!Phoenixville | PA | 2:20:21 | #257 |
| 2024 | 2025 Aramco Houston Half Marathon Searchable Finish Line VideoHouston | TX | 1:46:01 | #1835 |
| 2024 | Milwaukee Lakefront MarathonMilwaukee | WI | 1:53:00 | #353 |
| 2024 | Seattle MarathonSeattle | WA | 1:54:11 | #939 |
| 2024 | Philadelphia MarathonPhiladelphia | PA | 2:11:10 | #5836 |
| 2024 | Griffith Park RunLos Angeles | CA | 3:32:35 | #78 |
| 2023 | Indianapolis Monumental MarathonIndianapolis | IN | 1:42:46 | #879 |
| 2023 | Mississippi River MarathonGreenville | MS | 1:47:56 | #22 |
| 2023 | Rehoboth Seashore Marathon and Half MarathonRehoboth Beach | DE | 1:56:03 | #472 |
| 2023 | Mesa Falls MarathonAshton | ID | 2:09:20 | #69 |
| 2022 | Griffith Park RunLos Angeles | CA | 3:06:48 | #52 |
| 2019 | NCR Marathon & Half MarathonSparks Glencoe | MD | 1:43:49 | #78 |
| 2019 | Leading Ladies & Dakota Spirit MarathonSpearfish | SD | 1:47:44 | #19 |
| 2019 | REVEL Mt CharlestonLas Vegas | NV | 1:55:47 | #418 |
| 2018 | REVEL Big CottonwoodSalt Lake City | UT | 1:55:58 | #941 |
| 2018 | Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmond | VA | 1:58:28 | #2427 |
| 2018 | Revel Mt Hood, ORPortland | OR | 2:01:20 | #190 |
| 2018 | Philadelphia MarathonPhiladelphia | PA | 2:01:48 | #4072 |
| 2018 | Monster Mash Marathon & Half MarathonDover | DE | 2:14:43 | #107 |
| 2018 | Charleston Half MarathonCharleston | SC | 2:16:24 | #1341 |
| 2018 | Shires of Vermont MarathonManchester | VT | 2:16:56 | #17 |
| 2018 | Surf City MarathonHuntington Beach | CA | 2:28:34 | #5058 |
| 2017 | Fargo Marathon WeekendFargo | ND | 2:10:37 | #2071 |
| 2017 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:13:03 | #3938 |
| 2017 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:17:59 | #2304 |
| 2017 | Philadelphia MarathonPhiladelphia | PA | 2:18:21 | #6509 |
| 2017 | 2026 Avenue of the Giants MarathonArcata | CA | 2:21:00 | #623 |
| 2017 | Pottstown Half MarathonPottstown | PA | 2:29:02 | #221 |
| 2016 | Monster Mash Marathon & Half MarathonDover | DE | 2:00:41 | #85 |
| 2016 | Baystate MarathonLowell | MA | 2:06:11 | #703 |
| 2016 | Texas Marathon and Half MarathonKingwood | TX | 2:13:20 | #89 |
| 2016 | Love Run Half MarathonPhiladelphia | PA | 2:18:52 | #4704 |
| 2016 | 1/2 Sauer 1/2 KrautPhiladelphia | PA | 2:21:46 | #289 |
| 2015 | Novo Nordisk New Jersey MarathonLong Branch | NJ | 2:03:53 | #1595 |
| 2015 | Rehoboth Seashore Marathon and Half MarathonRehoboth Beach | DE | 2:08:28 | #745 |
| 2015 | Seaside MarathonVentura | CA | 2:13:09 | #277 |
| 2015 | Delaware Running FestivalWilmington | DE | 2:13:43 | #551 |
| 2015 | Santa To The Sea 1/2 Marathon, 1/4 Marathon & 5KOxnard | CA | 2:17:47 | #851 |
| 2015 | 1/2 Sauer 1/2 KrautPhiladelphia | PA | 2:28:05 | #361 |
| 2014 | Camarillo MarathonCamarillo | CA | 2:11:02 | #159 |
| 2014 | Santa To The Sea 1/2 Marathon, 1/4 Marathon & 5KOxnard | CA | 2:11:07 | #947 |
| 2014 | Santa Cruz Half MarathonSanta Cruz | CA | 2:11:07 | #1212 |
| 2014 | Harvest Half MarathonCamarillo | CA | 2:11:42 | #56 |
| 2013 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:47:30 | #2880 |
| 2013 | Dole Great Race of Agoura HillsAgoura Hills | CA | 2:10:52 | #453 |
| 2012 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:56:56 | #4662 |
| 2012 | 1/2 Sauer 1/2 KrautPhiladelphia | PA | 2:04:29 | #233 |
| 2012 | YMCA Harrisburg Half & 10KHarrisburg | PA | 2:06:53 | #558 |
| 2011 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:48:34 | #3134 |
| 2011 | Dole Great Race of Agoura HillsAgoura Hills | CA | 2:20:33 | #1083 |
| 2010 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:50:59 | #964 |
| 2010 | Dole Great Race of Agoura HillsAgoura Hills | CA | 2:14:22 | #542 |
| 2009 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 1:49:33 | #3408 |
| 2009 | City to the Sea Half Marathon & 5KSan Luis Obispo | CA | 2:03:04 | #512 |
| 2009 | Kaiser Permanente San Francisco Half Marathon & 5KSan Francisco | CA | 2:05:20 | #3149 |
| 2009 | Santa Cruz Half MarathonSanta Cruz | CA | 2:05:39 | #1051 |
| 2009 | Carlsbad MarathonCarlsbad | CA | 2:49:51 | #6294 |
| 2008 | Rock ‘n’ Roll Philadelphia Half MarathonPhiladelphia | PA | 2:00:19 | #6005 |
| 2007 | Santa Cruz Half MarathonSanta Cruz | CA | 2:11:13 | #899 |
| 2007 | Rock 'n' Roll Los Angeles Half MarathonLos Angeles | CA | 2:16:33 | #1854 |
| 2005 | 2025 Aramco Houston Half Marathon Searchable Finish Line VideoHouston | TX | 2:16:32 | #3348 |
| 2004 | Seattle MarathonSeattle | WA | 1:58:35 | #2013 |
| 2003 | 2025 Aramco Houston Half Marathon Searchable Finish Line VideoHouston | TX | 2:26:01 | #2802 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
CACalifornia
19 racesPAPennsylvania
19 racesDEDelaware
5 racesTXTexas
4 racesWAWashington
2 racesINIndiana
1 raceMAMassachusetts
1 raceMDMaryland
1 raceNHNew Hampshire
1 raceNVNevada
1 raceOROregon
1 raceUTUtah
1 raceVTVermont
1 race50-State Challenge
13/ 51 states + DC
38 states to go