Trail Running calendar near Folsom 2026-2027

Trail races on Mount Diablo near Walnut Creek on October 17, 2026 offering 30K, Half Marathon, 10K and 5K with possible mud and creek crossings.

A 5k cross country race run in two loops around Willow Hill Reservoir next to Folsom High School, part of the Pacific Association USATF Cross Country Grand Prix, with a $75 bonus for breaking an age group record.

A themed charity run and community festival on October 18, 2026 in Downtown Roseville, CA, supporting the bleeding disorders community. The day includes a timed 5K, a one mile walk, festival food, carnival games, and a remembrance ceremony.

An endurance event at Beals Point, Granite Bay featuring hourly 4.16 mile laps until one runner remains, plus a 12 hour Mini Last Person Standing option. Aid is available at the start area and runners may set personal aid stations.

A backyard ultra at Beals Point in Granite Bay where runners run a 4.16 mile loop each hour until one remains. A 12 hour Mini format offers the same hourly lap with a fixed limit.

A remote, unmarked backcountry foot race at Oxbow Reservoir, CA with three unassisted route options from about 15 to 43+ miles.

Experience the autumn scenery of Jenkinson Lake at the Trail Run at Sly Park. This event offers distances from a 5K to a 50K ultra on shaded pine forest trails with rolling hills and lakeside views.

Trail run at Salmon Falls Ranch with a single lap 10K (10.5K) and a two lap half marathon on single track trails featuring creek crossings, climbs and views. Proceeds support the American River Conservancy.

Trail races at Bothe Napa Valley State Park offering marathon, half marathon, 10K and 5K on single track with streams and hills, limited to 300 participants.

A cross-country meet at Radke Martinez Regional Shoreline on October 24, 2026 with three 4.1 mi races over grass, dirt, and path terrain.

5K and 10K trail races at Sand Harbor State Park on Lake Tahoe's East Shore with a costume contest, race shirt, digital photo, and post-race festivities.

Trail races at Beal's Point near Folsom Lake offering a 100 mile and a 50K course with major elevation, stocked aid stations, drop bag and pacer rules.

Trail endurance event in Carson Valley offering 50 mile, 50k, 15k and a kids race across single-track and OHV trails with a finish line festival in Minden.

The Falcon Crest Winter Trail Challenge will take place in El Dorado Hills on Saturday 14 November 2026. You can run between 5 and 42 kilometers.

Trail races on the Stanislaus River Trail in Ripon, CA offering 5K, 10K and a half marathon with shirts, medals and age-group awards on November 14, 2026.

Trail race at Darrington Trail Head by Folsom Lake offering 5K, 10K, 18M and 36M on rocky single-track with rolling hills, aid stations, drop bags, and a 10-hour overall time limit.

Timed running events at Jacob Myers Community Park on November 21, 2026 let runners see how many miles they can complete in set durations. Options include two, four, six and eight hour races on a loop just under one mile.

A Thanksgiving Day trail event at Beals Point offering 5k and 10k courses plus a free 1k kids run for under-6s. The race supports Folsom's Hope, features one aid station, and requires runners to bring a cup or bottle.

Trail races in Pilot Hill, CA on Dec 12, 2026 offering distances from 5K to 50K on stony, hilly dirt paths with lake views.

A trail event in Cool, CA on Dec 12, 2026 offering a 50K and Half Marathon with aid stations, GPX maps, finisher medals, and a 200-runner limit.