Washington Marathon Calendar 2025-2026

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Explore the best marathons in Washington for 2025-2026! Our updated list features 30 exciting races across the region. Find your next race in Washington below and join the running community at these great events!

November 2025
Nov
8
Saturday

Grand Ridge Trail Run

Trail Run 5 mi 13 mi 26 mi 50 km
Nov
29
Saturday

Seattle Ghost Marathon

13 mi 26 mi 50 km
Nov
30
Sunday

Seattle Marathon

13 mi 26 mi
December 2025
Dec
13
Saturday

Pigtails Run

Trail Run 13 mi 26 mi 50 km
March 2026
Mar
28
Saturday

Yakima River Canyon Marathon

13 mi 26 mi
April 2026
Apr
18
Saturday

Wenatchee Marathon

5 km 10 km 13 mi 26 mi
Apr
18
Saturday

Run the River - Kennewick, WA

5 km 13 mi 26 mi
Apr
25
Saturday

Sunflower Relay, Half Marathon and Marathon

Trail Run 13 mi 26 mi
May 2026
May
2-3
Sa - Su

Tacoma City Marathon

5 km 10 km 13 mi 26 mi
June 2026
Jun
13
Saturday

Kaniksu Trail Runs

Trail Run 13 mi 29 km ... 50 mi 100 km
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