HalfRuns
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David Karp

MaleColorado2004–2026

49

Total Finishes

26

Distinct Races

11

States (22%)

1:49:08

PR (8:20/mi)

2:54:38

Average

-1:14:03

Faster (first to last)

Medal House

2010

Spring Equinox

2:02:19
#506 overall#301 gender
2010

Kaiser Permanente Colfax Marathon

2:20:41
#1946 overall#852 gender
2010

American Discovery Trail Marathon

2:31:31
#376 overall#204 gender
2009

Ogden Marathon

2:03:20
#808 overall#387 gender
2009

Rock 'n' Roll Arizona Marathon

2:17:32
#8875 overall#4604 gender
2009

Pikes Peak Ascent

4:11:31
#728 overall#577 gender
2008

Pikes Peak Ascent

4:05:13
#527 overall#449 gender
2007

Pikes Peak Ascent

4:18:33
#824 overall#670 gender
2006

2026 Anchorage Mayor's Marathon & Half Marathon

3:31:59
#1025 overall#367 gender
2006

Pikes Peak Ascent

4:27:10
#858 overall#664 gender
2005

Pikes Peak Ascent

4:11:10
#686 overall#545 gender
2004

Pikes Peak Ascent

4:39:53
#998 overall#770 gender

Performance Timeline

PR 1:49:08200420052006200620072008200920092009201020102010201020112011201220132014201520162017201720182019201920192020202120212022202220222022202320232023202320232023202320242024202420242024202420242024202520252026

Complete Race Log

YearRaceStateTimePlace
2026Life Time Miami Marathon & HalfMiamiFL3:25:50#13657
2025Parks Half MarathonRockvilleMD2:13:33#642
2025MCRRC Riley's Rumble Half MarathonBoydsMD2:30:12#219
2024Cowtown Marathon, Half Marathon and Ultra MarathonFort WorthTX1:49:08#770
2024Frederick Running FestivalFrederickMD1:57:40#709
2024Frederick Running FestivalFrederickMD1:57:41#709
2024Parks Half MarathonRockvilleMD2:04:40#537
2024MCRRC Riley's Rumble Half MarathonBoydsMD2:10:46#224
2024The Unforgettable Staten Island Half Marathon!Staten IslandNY2:44:06#8237
2024Monument Valley Veterans Marathon & Half MarathonMonument ValleyUT2:54:50#118
20242027 Publix Fort Lauderdale A1A Marathon, Half Marathon, 6K & Kids of Love Run, & Celsius 5k Presented by ColavitaFort LauderdaleFL2:59:30#2890
2023Allianz Richmond Marathon, CarMax Richmond Half Marathon, & Richmond 8kRichmondVA1:53:20#1853
2023Frederick Running FestivalFrederickMD1:58:26#773
2023Frederick Running FestivalFrederickMD1:58:27#688
2023Parks Half MarathonRockvilleMD2:07:26#487
2023Four Corners Quad KeyahTeec Nos PosAZ2:50:58#23
20233M Half MarathonAustinTX2:52:23#4099
2023Pikes Peak AscentManitou SpringsCO4:52:27#770
2022Frederick Running FestivalFrederickMD1:56:24#656
2022Frederick Running FestivalFrederickMD1:56:25#657
2022Lake Powell Half MarathonPageAZ2:07:54#207
2022Parks Half MarathonRockvilleMD2:08:35#524
2021Parks Half MarathonRockvilleMD1:56:35#417
2021Virtual - Little Colorado River Gorge Half Marathon & 10KCameronAZ3:22:44#54
2020Stay Home Virtual RaceAnywhereWA4:01:44#5887
2019Rock 'n' Roll Washington DCWashingtonDC1:56:43#2572
2019Parks Half MarathonRockvilleMD2:02:25#754
2019Lake Placid Marathon and Half and 10KLake PlacidNY2:39:39#478
2018Sprouts Mesa - Phoenix MarathonMesaAZ3:05:21#3446
2017Rock 'n' Roll San DiegoSan DiegoCA1:58:41#2675
20172026 Anchorage Mayor's Marathon & Half MarathonAnchorageAK3:14:46#1185
2016Rock ‘n’ Roll Denver Marathon & 1/2 MarathonDenverCO2:15:12#3145
20152026 Anchorage Mayor's Marathon & Half MarathonAnchorageAK3:36:38#1539
20142026 Anchorage Mayor's Marathon & Half MarathonAnchorageAK3:16:19#1530
20132026 Anchorage Mayor's Marathon & Half MarathonAnchorageAK2:59:29#1422
2012Pikes Peak AscentManitou SpringsCO4:05:51#585
2011Rock ‘n’ Roll Denver Marathon & 1/2 MarathonDenverCO2:04:41#3151
2011Pikes Peak AscentManitou SpringsCO5:27:20#1415
2010Spring EquinoxWellingtonCO2:02:19#506
2010Kaiser Permanente Colfax MarathonDenverCO2:20:41#1946
2010American Discovery Trail MarathonColorado SpringsCO2:31:31#376
2010Pikes Peak AscentManitou SpringsCO4:43:15#1111
2009Ogden MarathonOgdenUT2:03:20#808
2009Rock 'n' Roll Arizona MarathonPhoenixAZ2:17:32#8875
2009Pikes Peak AscentManitou SpringsCO4:11:31#728
2008Pikes Peak AscentManitou SpringsCO4:05:13#527
2007Pikes Peak AscentManitou SpringsCO4:18:33#824
20062026 Anchorage Mayor's Marathon & Half MarathonAnchorageAK3:31:59#1025
2006Pikes Peak AscentManitou SpringsCO4:27:10#858
2005Pikes Peak AscentManitou SpringsCO4:11:10#686
2004Pikes Peak AscentManitou SpringsCO4:39:53#998

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

COColorado
15 races
MDMaryland
14 races
AKAlaska
5 races
AZArizona
5 races
FLFlorida
2 races
NYNew York
2 races
TXTexas
2 races
CACalifornia
1 race
DCDistrict of Columbia
1 race
VAVirginia
1 race
NJNew Jersey
0 races

50-State Challenge

11/ 51 states + DC

40 states to go