The Best Marathons in Washington
Evergreen scenery and fast tunnel courses. Here is every marathon RaceScout tracks across Washington, in date order, with the honest tradeoffs on each.
Sat, Nov 28
2026
Seattle Marathon
Seattle, WA
Hilly
49°F
Avg temp
~8,642
Field
—
BQ %
Jun 2027
estimated
Tunnel Marathon
Snoqualmie Pass, WA
Net downhill
68°F
Avg temp
~852
Field
39%
BQ %
Jun 2027
estimated
Light at the End of the Tunnel Marathon
North Bend, WA
Net downhill
56°F
Avg temp
~500
Field
42%
BQ %
Sun, Sep 20
2026
Bellingham Bay Marathon
Bellingham, WA
Flat
67°F
Avg temp
~286
Field
5%
BQ %
Apr 2027
estimated
Whidbey Island Marathon
Oak Harbor, WA
Rolling
52°F
Avg temp
~233
Field
2%
BQ %
Sat, Apr 3
2027
Yakima River Canyon Marathon
Selah, WA
Flat
59°F
Avg temp
~122
Field
12%
BQ %
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Fall and winter racing, run around the heat.
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Deeper than just the five-borough giant.
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Flat, fast, and best run in winter.
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Thin air and mountain scenery.
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Desert cool and downhill canyons.
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Home of the race every qualifier chases.
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Flat rivers and a big-city fall race.
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The Best Marathons in Ohio
The Midwest's quiet PR country.
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The Best Marathons in Oregon
Rain-cooled and forgiving.
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The Best Marathons in Michigan
Lakeshore flats and cool fall mornings.
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The Best Marathons in North Carolina
Blue Ridge climbs or Piedmont flats.
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The Best Marathons in Utah
Canyon downhills and high-desert air.
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