Washington Marathon Calendar 2025-2026

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Explore the best marathons in Washington for 2025-2026! Our updated list features 29 exciting races across the region. Find your next race in Washington below and join the running community at these great events!

May 2026
May
17
Sunday

Windermere Marathon

5 km 10 km Half Marathon Marathon
June 2026
Jun
6-7
Sa - Su

North Olympic Discovery Marathon

5 km 10 km Half Marathon Marathon
Jun
13
Saturday

Kaniksu Trail Runs

Trail Run 14 mi 29 km ... 50 mi 100 km
Jun
20
Saturday

Jasper Mountain Trail Fest

Trail Run 4 mi 13 mi 26 mi 100 km
Jun
20
Saturday

Wild Woman Trail Marathon

Trail Run Half Marathon Marathon 50 km
Jun
20
Saturday

Super Marathon & Half Marathon

Trail Run Half Marathon Marathon
July 2026
Jul
25-26
Sa - Su

Jack & Jill Downhill Marathon

13 mi 26 mi
September 2026
Sep
5
Saturday

Jump off Joe Marathon

Trail Run 10 km 13 mi 26 mi
October 2026
Oct
3
Saturday

Leavenworth Marathon

Half Marathon Marathon
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