Washington Running Calendar 2025-2026

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Explore the best running races in Washington for 2025-2026! Our updated list features 333 exciting races across the region. Find your next race in Washington below and join the running community at these great events!

Half Marathons Marathons Trail Runs Triathlons
September 2026
Sep
20
Sunday

Ironman 70.3 Washington Tri-Cities

Triathlon
Sep
26
Saturday

Fidalgo Trail Run

Trail Run 5 mi 13 mi 26 mi
Sep
26-27
Sa - Su

Pacific Coast Running Festival

5 km 10 km Half Marathon Marathon
Sep
26
Saturday

US Road Running - Camas

5 km 10 km Half Marathon
October 2026
Oct
2-4
Fr - Su

North Bend Trail Fest

Trail Run 10 km 30 km
Oct
3
Saturday

Leavenworth Marathon

Half Marathon Marathon
Oct
3
Saturday

Race for Campus Safety - Pullman, Washington

5 km 10 km
Oct
3
Saturday

Lastest Not Fastest

Backyard Ultra 4 mi
Oct
3
Saturday

Run for the Gnomes Half Marathon

5 km Half Marathon
Oct
10
Saturday

Mad Meadows 50

Trail Run 50 km 50 mi
Oct
11
Sunday

Snohomish River Run

5 km 10 km Half Marathon Marathon
Oct
24
Saturday

US Road Running - Camas

5 km 10 km Half Marathon
Oct
25
Sunday

Tri-Cities Marathon

13 mi Marathon
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