from $44
RegisterWashington half marathons
Half Marathons in Washington
123 upcoming half marathons in Washington listed by date, with cities, start times, and entry fees. Find a half marathon near you and register.
123
upcoming races
12
cities with 3+
2:10:01
typical finish
October 2026
Falla Walla Half Marathon, 10K & Heroes 5K Run
Walla Walla, Washington9:00 AM start
from $40
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from $78
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from $30
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from $30
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from $30
Registerfrom $48
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from $30
Registerfrom $30
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from Free
Register2026 The Snohomish River Run Marathon, Half Marathon, 10K and 5K
Snohomish, Washington7:30 AM start
from $55
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from $15
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from $30
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from $93
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from $30
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from $30
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from $49
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from Free
Registerfrom $30
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from $30
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from $30
Registerfrom $25
RegisterHalloween Trick or Trot Run 5K/10K/13.1 SEATTLE
Seattle, Washington7:30 AM start
from $30
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from $30
RegisterMedal Madness 5K, 10K, 13.1M at Vancouver, WA (44)
Vancouver, Washington8:00 AM start
from $30
RegisterNovember 2026
from $50
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from $30
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from $52
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from $30
Registerfrom $30
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from $30
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from $30
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from $30
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from $30
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from $30
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from $30
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from $150
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from $30
RegisterThanksgiving Gobble Trot Run 5K/10K/13.1 SEATTLE
Seattle, Washington7:30 AM start
from $30
Registerfrom $30
RegisterHalf marathon results in Washington
From 89 half marathons with official results in the last two years, 33,974 finishers in all.
2:10:01
typical finish
9:55 /mi
typical pace
216
finishers in a typical race
2:18:41
women, typical finish
2:00:47
men, typical finish
under 1:43:29
the fastest tenth
Entry for upcoming half marathons in Washington usually runs from $50 to $89, with a typical fee of $65 before processing fees.
Typical times are the middle finisher across these races, weighted by field size. School meets, stair climbs, and results with timing errors are left out.
Fastest half marathons in Washington
- 1Redmond Harvest Half MarathonRedmond · median 1:56:30 · 762 finishers in 2026
- 2Vancouver Lake Half Marathon & 4 Mile RunVancouver · median 1:59:14 · 272 finishers in 2026
- 3Reflection RunWashougal · median 1:59:14 · 83 finishers in 2026
- 4Light at the End of the Tunnel Marathon & HalfSnoqualmie Pass · median 2:01:02 · 151 finishers in 2026
- 5The Salty Half and 10K too!Seattle · median 2:01:53 · 103 finishers in 2025
Biggest half marathons in Washington
- 1Brooks Lake Sammamish Half Marathon presented by REIRedmond · 2,809 finishers in 2026
- 2Seattle Cherry Blossom RunSeattle · 1,359 finishers in 2026
- 3Tacoma City Marathon / Half / Ghost / 10K / 5K / 1KTacoma · 1,236 finishers in 2026
- 4The Brooks Orca Half Marathon presented by REISeattle · 1,076 finishers in 2026
- 5Redmond Harvest Half MarathonRedmond · 762 finishers in 2026
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