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Obstacle Race Calendar near Moss Bay 2025-2026

Explore the top obstacle runs near Moss Bay for 2025-2026! We've gathered 111 exciting races in the area. Check out our detailed list below to find your next local race.

August 2025
Aug
2
Saturday

Galloping Gertie

5 km 10 km 13 mi
Aug
2
Saturday

Lake Tye Triathlon

Triathlon
Aug
2
Saturday

Half Marathon at Langus Riverfront Park

5 km 10 km 15 km 13 mi
Aug
2
Saturday

The Best Races - Seattle

5 km 10 km 13 mi
Aug
5
Tuesday

Interlaken Ice Cream Dash

5 km 10 km
Aug
9
Saturday

Cougar Mountain Trail Run Series

Trail Run 5 km 14 mi 26 mi
Aug
9
Saturday

Paul Ruston Memorial Run

5 km
Aug
10
Sunday

Lake Union 10K

10 km
Aug
10
Sunday

Sundae Runday

2 mi 5 km 10 km
Aug
16
Saturday

Lake Meridian Triathlon

Triathlon
Aug
16
Saturday

Emerald City 5k

5 km
Aug
16
Saturday

Half Marathon at Lowell Riverfront Park

5 km 10 km 15 km 13 mi
Aug
16
Saturday

Centennial100 Ultra

100 km
Aug
16
Saturday

The Best Races - Seattle

5 km 10 km 13 mi
Aug
16
Saturday

One Step Closer

Backyard Ultra 3 hr 6 hr 12 hr 18 hr
Aug
23
Saturday

Run A Muk 10k

5 km 10 km
Aug
23
Saturday

Paradise Valley Trail Run

Trail Run 5 km 10 km 13 mi
Aug
23
Saturday

Gulch Countdown

Backyard Ultra 2 mi
Aug
23
Saturday

The Kenmore Quad

Multisport
Aug
24
Sunday

Iron Horse Half Marathon

13 mi
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