Washington Obstacle Race Calendar 2025-2026

Header image

Explore the best obstacle runs in Washington for 2025-2026! Our updated list features 269 exciting races across the region. Find your next race in Washington below and join the running community at these great events!

March 2026
Mar
22
Sunday

Dugan's Run

5 km
Mar
27-28
Fr - Sa

Badger Mountain Challenge - Richland, WA

Trail Run 15 km 55 km ... 100 km 100 mi
Mar
28
Saturday

Yakima River Canyon Marathon

21 km 42 km
Mar
29
Sunday

Mill Town Half Marathon

5 km 10 km 13 mi
Mar
29
Sunday

Mill Town Marathon

5 km 10 km 13 mi
April 2026
Apr
4
Saturday

The Best Races - Seattle

5 km 10 km 13 mi
Apr
11
Saturday

OAT Run

Trail Run 12 km 13 mi 50 km
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
18
Saturday

Run With the Goats

Trail Run 50 km
Apr
25
Saturday

Sunflower Relay, Half Marathon and Marathon

Trail Run 13 mi 26 mi
Apr
25
Saturday

Leavenworth Firefighter Challenge

Trail Run
Apr
25
Saturday

The Best Races - Seattle

5 km 10 km 13 mi
Apr
26
Sunday

The Beats Half Marathon

5 km 10 km 13 mi
Apr
26
Sunday

Spring Classic Half Marathon

5 km 10 km 13 mi
May 2026
May
2-3
Sa - Su

Tacoma City Marathon

5 km 10 km 13 mi 26 mi
May
2
Saturday

Never Say Never Half Marathon

10 km 13 mi
May
3
Sunday

Bloomsday

12 km
May
9
Saturday

Inspiring Hope Run 10k

5 km 10 km
May
10
Sunday

Leavenworth Mai Blumenlauf

5 km 10 km 13 mi
Articles
Top 10 Marathons in the Netherlands — The Ultimate Dutch Marathon Bucket List: 10 Unmissable Races
The Beauty of the Easy Run — Why slowing down might be the smartest thing you do for your running
Mizuno Wave Rider 28: Elevating the Legacy of a Running Icon
Garmin Forerunner Review: Garmin Forerunner Series