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Washington Marathon Calendar 2026-2027

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Monthly updates for Washington

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Explore the best marathons in Washington for 2026-2027! Our updated list features 52 exciting races across the region. Find your next race in Washington below and join the running community at these great events!

May 2026
May
30
Sa

Mud Mountain Dam Marathon

Half Marathon Marathon
June 2026
Jun
6-7
Sa - Su

North Olympic Discovery Marathon

5 km 10 km Half Marathon Marathon
Jun
7
Su

Light at the End of the Tunnel Marathon

Trail Run 13 mi 26 mi
Jun
13
Sa

Kaniksu Trail Runs

Trail Run 29 km 26 mi ... 50 mi 100 km
Jun
13
Sa

Super Marathon & Half Marathon

Trail Run Half Marathon Marathon
Jun
20
Sa

Jasper Mountain Trail Fest

Trail Run 4 mi 13 mi 26 mi 52 mi
Jun
20-21
Sa - Su

Wild Woman Trail Marathon

Trail Run Half Marathon Marathon 50 km
July 2026
Jul
3
Fr

Popsicle Run

Trail Run Half Marathon Marathon 50 km
Jul
5
Su

Hellz Bellz Ultra

Trail Run 26 mi 50 km 50 mi
Jul
25-26
Sa - Su

Jack & Jill Downhill Marathon

13 mi 26 mi
August 2026
Aug
8
Sa

Cougar Mountain Trail Run Series

Trail Run 5 km 15 mi 26 mi
Aug
9
Su

Tunnel Vision Marathon

Trail Run Half Marathon Marathon
Aug
29-30
Sa - Su

Appletree Marathon

5 km Half Marathon Marathon
September 2026
Sep
5
Sa

Jump off Joe Marathon

Trail Run 10 km Half Marathon Marathon
Sep
5
Sa

US Road Running - Everett

5 km 10 km Half Marathon Marathon
Sep
12
Sa

Goat Run - Port Angeles, WA

Trail Run Half Marathon Marathon 50 km
Sep
12
Sa

Cascade Express Marathon

Trail Run Half Marathon Marathon
Sep
12
Sa

Beat the Blerch

Trail Run 5 km 10 km Half Marathon Marathon
Sep
13
Su

Tunnel Light Marathon

Trail Run 13 mi 26 mi
Sep
13
Su

Skagit Flats Marathon

3 mi 13 mi 26 mi