Fastest half marathons in Washington
The Washington half marathons where finishers run fastest, ranked by median finish time over each race's last three years of results.
- 11:59:14median finish
- 22:01:34median finish
- 3Brooks Lake Sammamish Half Marathon presented by REIRedmond6,295 finishers over 3 yearsNext: Mar 6, 20272:02:15median finish
- 42:03:19median finish
- 52:03:30median finish
- 62:04:36median finish
- 72:05:00median finish
- 82:05:13median finish
- 92:06:10median finish
- 102:06:17median finish
- 112:07:12median finish
- 122027 The Snohomish River Run Marathon, Half Marathon, 10K and 5KSnohomish1,832 finishers over 3 yearsNext: Oct 17, 20272:07:27median finish
- 132:07:54median finish
- 142:08:33median finish
- 15Lake Washington Half MarathonKirkland2,312 finishers over 3 yearsLast run Oct 17, 2026 51°F race morning2:09:02median finish
- 162:09:41median finish
- 172:10:12median finish
- 182:10:13median finish
- 19Spring - Mud Mountain Dam Marathon & Half MarathonEnumclaw213 finishers over 1 yearNext: May 29, 20272:10:40median finish
- 202:11:26median finish
- 212:11:35median finish
- 222:11:36median finish
- 232:15:13median finish
- 242:16:23median finish
- 25Colbert Autumn Classic Half Marathon & 4-Mile LoopColbert247 finishers over 3 yearsLast run Sep 26, 2026 54°F race morning2:17:02median finish
The top 25 of 29 ranked half marathons in Washington.
Fastest half marathons by state
CaliforniaTexasFloridaColoradoNorth CarolinaGeorgiaMichiganMinnesotaWashingtonOhioNew YorkWisconsinMissouriTennesseeVirginiaPennsylvaniaSouth CarolinaMarylandMassachusettsAlabamaArizonaIllinoisIndianaKansasKentuckyNebraskaOregonOklahomaConnecticutIdahoLouisianaMontanaRhode IslandUtahNew JerseyNew MexicoArkansasSouth Dakota
Common questions
What is the fastest half marathon in Washington?
By the results we track, Vancouver Lake Half Marathon & 4 Mile Run in Vancouver: its median finisher runs 1:59:14, 9:06 per mile, over its last 1 year. Next is The Salty Half and 10K too! at 2:01:34.
How are the races ranked?
By the median finish time of each race's last three years of results: the time half its finishers beat. A race needs at least 200 finishers to be ranked. It reflects the course, the usual weather and who enters: races that draw serious runners rank high.
Which half marathon is best for a personal record?
Look for a flat course, a cool race morning and a field near your pace, so you have people to run with. The races here are where finishers run fastest; check each one's course and weather, shown in its listing.