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Trail Running Calendar near Mill Valley 2026-2027

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Explore the top trail runs near Mill Valley for 2026-2027! We've gathered 55 exciting races in the area. Check out our detailed list below to find your next local race.

Trail Running Calendar United States
August 2026
Aug
22
Sa

Fillmore-Japantown Find-Your-Way 10K San Francisco

Urban Trail 5 km 10 km
Aug
22
Sa

Double Dipsea

Trail Run
Aug
29
Sa

Angel Island Half Marathon & 10K

Trail Run 10 km Half Marathon
Aug
29
Sa

Baldydash

Trail Run 5 mi
September 2026
Sep
5
Sa

Community Hike & Trail Run Series - Richmond

Trail Run
Monthly updates for Mill Valley

Get new running races (and updates) in your inbox every month.
Sep
12
Sa

Berkeley Trail Adventure

Trail Run 10 km Half Marathon 35 km 50 km
Sep
13
Su

The Honey Badger Half

Trail Run 5 km 10 km Half Marathon
Sep
13
Su

Golden Gate Park XC Open

Trail Run 4 mi
Sep
20
Su

Jog in the Fog 5K

Road Race Trail Run 3 mi
Sep
20
Su

San Pedro Park Trail 5K

Trail Run 5 km
Sep
26
Sa

Dick Collins Firetrails

Trail Run 26 mi 50 mi 100 km
October 2026
Oct
2-4
Fr - Su

SGRAIL Marin - Triathlon & Trail Half Marathon

Trail Run Triathlon Olympic 1500 m 40 10 km
Oct
3
Sa

Star City San Bruno Mountain Half Marathon

Trail Run 13 mi
Oct
10
Sa

Ruth Anderson Memorial Endurance Run

Trail Run 5 mi 50 km 50 mi
Oct
10
Sa

Reservoir Dogs Trail Run - Orinda, CA

Trail Run 5 km 10 km Half Marathon 35 km
Oct
11
Su

The John Lawson Tamalpa Challenge

Trail Run 4 mi
Oct
17
Sa

Diablo Summit Stomp

Trail Run 5 km 10 km Half Marathon 30 km
Oct
24
Sa

Oakland Hills Trail Run

Trail Run 10 km 13 mi 35 km
Oct
24
Sa

Womens Headlands Half Marathon

Trail Run 14 mi
Oct
24
Sa

Matt Yeo Memorial Aggie XC Open

Trail Run 4 mi
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