Glen Ellen
Trail Running Calendar near Glen Ellen 2026-2027
Explore the top trail runs near Glen Ellen for 2026-2027! We've gathered 19 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
September 2026
A community ultramarathon and hike at Skyline Wilderness Park in Napa, CA, featuring a 3.3-mile loop repeated up to ten times in an hourly format to raise funds for the Pheo Para Alliance.
October 2026
A three day weekend at McNear’s Beach Park combining an Olympic distance triathlon, a trail half marathon, a kids fun event, and a combined challenge.
Monthly community hike with an optional trail run in Richmond, CA, organized by FIERCE Advocates with Moving Forward and Richmond Run Club; free parking and open to all ages.
PA-USATF cross-country races at China Camp State Park on Oct 11, 2026, with a roughly 4.25 mile rolling single track course and three race divisions.
Trail races at Lake Sonoma on October 17–18 2026 offering 100, 50, marathon, half and relay options with significant elevation and staffed aid stations.
Trail race at Bothe-Napa Valley State Park on October 24, 2026 offering marathon, half marathon, 10K, 5K and virtual options with a 300-runner field limit.
November 2026
40th annual 6.45-mile trail race in Annadel State Park on November 1, 2026, with staggered head starts, awards for the top 13, and limited registration.
December 2026
Trail races of 30K, half marathon and 10K at China Camp State Park near San Rafael, with chip timing, cupless aid stations, and bay and Mt. Tam views.
March 2027
A multi-distance trail and road event in Middletown, CA on March 7, 2027, featuring a steep observatory climb, on-course aid, camping, and charity support.
Three day trail race in Marin County offering 28K, 50K and a point to point 100K with marked courses, aid stations, shuttle service and extensive race support.
Trail marathon, half marathon, 10K and 5K on the single track at Bothe Napa Valley State Park on March 20, 2027 with a 300 runner limit.
April 2027
Annadel trail event on April 17, 2027 featuring a half marathon, 10K and 5K with over 1,500 feet of elevation gain and a cup free policy.
Trail races at Jack London State Historic Park on April 17, 2027, offering a half marathon, 5.5 mile and 5K across vineyard views and Sonoma Mountain slopes.
May 2027
Timed half marathon through Napa vineyards from Quintessa Winery to Yountville with winery aid stations, a Finish Line Wine Village, shuttle service, and a finisher medal.
A race day in El Sobrante with a half marathon, 10K, 5K and a hiker division through the hills of Wilcat Canyon; registration windows and fees vary by distance.