Trail Run races in San Francisco Bay Area, CA

Looking for trail races near you in San Francisco Bay Area, CA? There are 19 upcoming trail races listed here. The next one is Rodeo Valley Trail Run on Sat, Aug 1, 2026 at Mitchell Road — see the full list below for dates, venues, and registration links, and browse trail races in other cities.

All 5K (108) 10K (77) Half Marathon (66) Marathon (15) Trail Run (19)

Sat, Aug 1, 2026 Rodeo Valley Trail Run Mitchell Road · Sausilto, CA Half MarathonTrail Run Trail
Sat, Aug 15, 2026 Redwood (Summer) Trail Run Chabot Space & Science Center (annex lot) · Oakland, CA · From $60 5K10KHalf MarathonMarathonTrail Run Trail
Sat, Aug 29, 2026 SPASM Crystal Springs Trail Run Huddart Park · Woodside, CA · From $60 5K10KHalf MarathonMarathonTrail Run Trail
Sun, Sep 6, 2026 Diablo Trail Run Diablo State Park (Mitchell Canyon Trailhead) · Clayton, CA · From $50 5K10KHalf MarathonMarathonTrail Run Trail
Sat, Sep 19, 2026 Gold Rush Adventure Challenge: Dawn to Dusk 2100 bridgeway · Sausalito, CA · From $250 Trail Run Trail
Sat, Sep 26, 2026 JP's Backyard Ultra/Hike, The Final Edition 2201 Imola Avenue · Napa, CA Trail Run Trail
Sat, Oct 10, 2026 Ruth Anderson Memorial Endurance Run Lake Merced Blvd Parking Lot (North) · San Francisco, CA Trail Run Trail
Fri, Oct 16, 2026 Bike to Hope 2026 Lagunitas Brewery · Petaluma, CA Trail Run Trail
Sat, Nov 7, 2026 Lake Chabot Trail Run Lake Chabot Regional Park - Marina · Castro Valley, CA · From $25 5K10KHalf MarathonMarathonTrail Run Trail
Sat, Nov 7, 2026 RunThrough San Francisco at Crissy Field 5k, 100k & Half Marathon Crissy Field · San Francisco, CA · From $43 5K10KHalf MarathonTrail Run Trail
Thu, Dec 31, 2026 New Year's One Day Hellyer County Park (Buena Vista Pavilion) · San Jose, CA · From $90 Trail Run Trail
Sun, Jan 17, 2027 Crystal Springs Trail Run Huddart Park (Werder Shelter) · Woodside, CA · From $60 5K10KHalf MarathonMarathonTrail Run Trail
Sat, Feb 6, 2027 Golden Gate Trail Run Rodeo Beach · Sausalito, CA · From $60 5K10KHalf MarathonMarathonTrail Run Trail
Sat, Feb 20, 2027 Montara Mountain Trail Run San Pedro Valley Park · Pacifica, CA · From $60 5K10KHalf MarathonMarathonTrail Run Trail
Sat, Mar 20, 2027 Redwood (Spring) Trail Run Chabot Space & Science Center · Oakland, CA · From $30 5K10KHalf MarathonMarathonTrail Run Trail
Sat, Apr 17, 2027 Horseshoe Lake Trail Run Skyline Ridge Open Space Preserve (Circle Parking Lot) · Los Gatos, CA · From $60 5K10KHalf MarathonMarathonTrail Run Trail
Sat, Apr 24, 2027 SPASM Lake Chabot Trail Run Lake Chabot Regional Park - Marina · Castro Valley, CA · From $60 5K10KHalf MarathonMarathonTrail Run Trail
Sun, May 9, 2027 Trailquake 16055 Sanborn Rd · Saratoga, CA · From $45 5K10KHalf MarathonTrail Run Trail
Sun, Jul 25, 2027 San Francisco Marathon San Francisco 5K10KHalf MarathonMarathonTrail Run Trail

New to the distance? Read trail vs. road racing, or set your target with the pace chart.

Quick answers

When is the next trail race in San Francisco Bay Area?

The next Trail Run in San Francisco Bay Area, CA is Rodeo Valley Trail Run on Sat, Aug 1, 2026 at Mitchell Road.

How many trail races are coming up near me in San Francisco Bay Area?

There are currently 19 upcoming trail races listed in San Francisco Bay Area, CA, each with a date, venue, and direct registration link.

What's the cheapest Trail Run in San Francisco Bay Area?

The lowest listed entry right now is Lake Chabot Trail Run at from $25. Registration prices usually rise as race day nears, so early entry is cheapest.