HalfRuns
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David Yu

MaleCalifornia2005–2026

76

Total Finishes

51

Different Races

14

States (28%)

1:11:35

PR (5:28/mi)

2:06:50

Average

+0:36:36

Slower (first to last)

Medal House

2009

2026 Humboldt Redwoods Marathon, Half Marathon, 5K

1:11:35
#7 overall#7 gender
2009

Clarksville Half Marathon & 5K

1:33:22
#19 overall#18 gender
2008

Run The Reagan

2:02:51
#209 overall#208 gender
2008

Rock 'n' Roll Nashville

2:04:24
#5871 overall#3538 gender
2008

2025 Aramco Houston Half Marathon Searchable Finish Line Video

2:31:31
#5097 overall#2580 gender
2007

Publix Atlanta Marathon, Half Marathon & 5K

2:04:26
#2658 overall#1627 gender
2007

Thanksgiving Day Half Marathon

2:05:46
#2972 overall#1973 gender
2006

Laguna Hills Memorial Day Half Marathon

1:49:49
#287 overall#217 gender
2006

La Jolla Half Marathon, 10K, & 5K

1:58:09
#1603 overall#1157 gender
2006

Rock 'n' Roll Nashville

1:58:13
#2692 overall#1776 gender
2006

Beer City Half San Diego

2:19:36
#4146 overall#2440 gender
2005

Greater St. Louis Marathon

2:08:03
#1797 overall#1061 gender

Performance Timeline

PR 1:11:352005200620062006200620072007200820082008200920092009200920102010201020102010201020102010201120112013201320142014201520152015201620162017201720182018201820182018201820182019201920192019201920192019202220222022202220232023202320232024202420242024202420242025202520252025202520252025202520252025202520262026202620262026202620262026

Complete Race Log

YearRaceStateTimePlace
2026Rock ‘n' Roll Washington DCWashingtonDC1:47:21#1671
2026Rock 'n' Roll Washington DC—1:47:21#1674
2026Kaiser Permanente San Francisco Half Marathon & 5KSan FranciscoCA1:47:27#932
2026LONG ISLAND MARATHON FESTIVALEast MeadowNY1:49:28#249
2026Irving MarathonIrvingTX2:06:46#493
2026Irving Frost MarathonIrvingTX2:06:47#493
2026La Jolla Half Marathon, 10K, & 5KLa JollaCA2:21:09#2630
2026Big Beach Marathon, Half Marathon & Safari 5KGulf ShoresAL2:44:39#574
2025Less Popular Brooklyn Half MarathonBrooklynNY1:39:06#3285
2025La Jolla Half Marathon, 10K, & 5KLa JollaCA1:47:47#449
2025LONG ISLAND MARATHON FESTIVALEast MeadowNY1:49:05#233
2025Long Beach MarathonLong BeachCA1:50:55#1194
2025Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan FranciscoCA1:52:56#894
2025DC Half RacesWashingtonDC1:54:27#1890
2025San Diego Beach & Bay Half MarathonSan DiegoCA2:05:08#1157
2025San Diego Holiday Half Marathon & 5KSan DiegoCA2:14:11#1503
20252026 - San Antonio MarathonSan AntonioTX2:19:26#3786
2025Thanksgiving Day Half MarathonAtlantaGA2:39:44#5085
2025Vibha Atlanta Dream Mile 2026CummingGA2:41:14#135
2024Less Popular Brooklyn Half MarathonBrooklynNY1:33:39#2143
2024Seattle Cherry Blossom RunSeattleWA1:48:45#321
2024Seattle Cherry Blossom RunSeattleWA1:48:45#321
2024San Diego Holiday Half Marathon & 5KSan DiegoCA2:18:41#1630
2024Pisgah Farms and Furlongs Half Mare-athon and 10KVersaillesKY2:29:47#123
2024Thanksgiving Day Half MarathonAtlantaGA2:57:04#4693
2023Less Popular Brooklyn Half MarathonBrooklynNY1:34:49#2132
2023LONG ISLAND MARATHON FESTIVALEast MeadowNY1:37:20#51
2023Jeff Galloway Half MarathonAtlantaGA2:40:24#2
202312th Annual Suwanee Half Marathon / 10k / 5kSuwaneeGA2:43:51#171
2022Asheville Craft Beer Half Marathon & 10K/5KAshevilleNC2:24:21#575
2022Chick-fil-A Connect Race SeriesSugar hillGA2:24:58#157
202212th Annual Suwanee Half Marathon / 10k / 5kSuwaneeGA2:36:29#171
2022Appalachian Series DayBluefieldVA3:02:30#14
2019Encinitas Half MarathonEncinitasCA1:33:17#113
2019Encinitas Half MarathonEncinitasCA1:33:18#124
2019NYRR Virtual Halfway There 13.1MAnywhereNY1:33:24#334
2019San Diego Holiday Half Marathon & 5KSan DiegoCA1:47:21#591
2019NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklynNY1:50:29#1190
2019Jeff Galloway Half MarathonAtlantaGA2:39:56#349
2019Silver Comet Half & Full MarathonMabletonGA3:16:11#355
2018San Diego Holiday Half Marathon & 5KSan DiegoCA1:33:00#152
2018Encinitas Half MarathonEncinitasCA1:38:14#189
2018Rock 'n' Roll San DiegoSan DiegoCA1:47:49#1096
20182026 HiTOPS Princeton Half MarathonPrincetonNJ1:51:36#432
2018NYCRUNS Big Apple Half MarathonNew YorkNY2:08:06#972
2018Publix Atlanta Marathon, Half Marathon & 5KAtlantaGA2:28:00#3111
2018Jeff Galloway Half MarathonAtlantaGA2:42:02#328
20172026 HiTOPS Princeton Half MarathonPrincetonNJ1:55:08#449
2017Jeff Galloway Half MarathonAtlantaGA2:33:30#506
2016Rock 'n' Roll Half Marathon San FranciscoSan FranciscoCA1:30:31#43
2016Jeff Galloway Half MarathonAtlantaGA2:15:38#320
2015Sunrise Marathon 5K/10K/13.1 SAN FRANCISCOSan FranciscoCA1:15:07#22
20152027 WALT DISNEY WORLD® Marathon Weekend presented by State Farm® With A Running PassionOrlandoFL3:06:44#15415
2015Disneyland Half Marathon WeekendAnaheimCA3:19:00#11311
2014Rock 'n' Roll Las VegasLas VegasNV3:13:48#21814
20142027 WALT DISNEY WORLD® Marathon Weekend presented by State Farm® With A Running PassionOrlandoFL3:24:23#17048
20132026 Humboldt Redwoods Marathon, Half Marathon, 5KWeottCA1:15:44#32
2013Rock 'n' Roll New OrleansNew OrleansLA2:18:09#4703
2011Kaiser Permanente San Francisco Half Marathon & 5KSan FranciscoCA1:13:55#10
20112027 WALT DISNEY WORLD® Marathon Weekend presented by State Farm® With A Running PassionOrlandoFL1:49:10#1380
2010Midwest Financial Group Madison Mini MarathonMadisonWI1:12:43#2
2010Beer City Half San DiegoSan DiegoCA1:38:48#445
2010America's Finest City Half Marathon + 5K—1:38:48#445
2010La Jolla Half Marathon, 10K, & 5KLa JollaCA1:46:26#579
2010La Jolla Half Marathon—1:46:26#578
2010Publix Atlanta Marathon, Half Marathon & 5KAtlantaGA1:57:52#2591
2010Liberty Waterfront Half Marathon and 5K RunJersey CityNJ2:05:46#1422
2010Rock 'n' Roll NashvilleNashvilleTN3:34:19#464
20092026 Humboldt Redwoods Marathon, Half Marathon, 5KWeottCA1:11:35#7
2009Clarksville Half Marathon & 5KClarksvilleTN1:33:22#19
2009Publix Atlanta Marathon, Half Marathon & 5KAtlantaGA2:06:12#3886
2009Life Time Chicago Half Marathon + 5KChicagoIL2:08:16#5812
2008Run The ReaganSnellvilleGA2:02:51#209
2008Rock 'n' Roll NashvilleNashvilleTN2:04:24#5871
20082025 Aramco Houston Half Marathon Searchable Finish Line VideoHoustonTX2:31:31#5097
2007Publix Atlanta Marathon, Half Marathon & 5KAtlantaGA2:04:26#2658
2007Thanksgiving Day Half MarathonAtlantaGA2:05:46#2972
2006Laguna Hills Memorial Day Half MarathonLaguna HillsCA1:49:49#287
2006La Jolla Half Marathon, 10K, & 5KLa JollaCA1:58:09#1603
2006Rock 'n' Roll NashvilleNashvilleTN1:58:13#2692
2006Beer City Half San DiegoSan DiegoCA2:19:36#4146
2005Greater St. Louis MarathonSt. LouisMO2:08:03#1797

States Raced

1 race 2 races 3-4 races 5+ races

State Breakdown

CACalifornia
25 races
GAGeorgia
18 races
NYNew York
9 races
TNTennessee
4 races
TXTexas
4 races
FLFlorida
3 races
NJNew Jersey
3 races
DCDistrict of Columbia
2 races
WAWashington
2 races
ILIllinois
1 race
MOMissouri
1 race
NVNevada
1 race
VAVirginia
1 race
BCBC
0 races

50-State Challenge

14/ 50 states

36 states to go