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Obstacle Race Calendar near Orinda 2025-2026

Explore the top obstacle runs near Orinda for 2025-2026! We've gathered 66 exciting races in the area. Check out our detailed list below to find your next local race.

April 2025
Apr
19
Saturday

Go Wild Peninsula 4 Hr San Carlos

Trail Run 4 hr
Apr
26
Saturday

No Foolin' Foot Race

Trail Run 5 km 10 km
Apr
26
Saturday

Mt. Tam Wild Boar Half Marathon

Trail Run 10 km 13 mi
Apr
27
Sunday

Napa Spring Half Marathon

5 km 13 mi
Apr
27
Sunday

The Animal Run Tofurkey Trot

2 mi 5 km 10 km
Apr
27
Sunday

Pleasanton Run for Education

2 mi 5 km 10 km
Apr
27
Sunday

Alameda Hospital Foundation 10K

2 mi 5 km 10 km
May 2025
May
3
Saturday

Miwok 100K

Trail Run 100 km
May
3
Saturday

Viking Run

5 km
May
4
Sunday

Aztec Run

5 km
May
9-12
Fr - Mo

The Sasquatch Scramble Half Marathon

5 km 10 km 13 mi
May
10
Saturday

Grizzly Peak Trail Run

Trail Run 10 km 13 mi ... 26 mi 50 km
May
10
Saturday

Muir Woods Marathon

Trail Run 7 mi 13 mi 26 mi
May
10
Saturday

Nitro Trail

Trail Run 5 km 10 km 13 mi
May
11
Sunday

Mother's Day Run

5 km
May
17
Saturday

Napa Wilderness Trail Runs

Trail Run 10 km 13 mi ... 50 km 40 mi
May
17
Saturday

Pacifica Foothills Trail Run

Trail Run 10 km 13 mi 30 km
May
24
Saturday

Armed Forces Half

5 km 13 mi
May
31
Saturday

Wildcat Half Marathon

Trail Run 5 km 10 km 13 mi
May
31
Saturday

Strawberry Striders

5 km
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