Healdsburg
Trail Running Calendar near Healdsburg 2026-2027
Explore the top trail runs near Healdsburg for 2026-2027! We've gathered 8 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
A multi distance trail event at Lake Sonoma on October 17-18, 2026 featuring 100 mile, 50 mile, marathon and four person relays with aid stations and free camping.
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.
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.
Trail marathon, half marathon, 10K and 5K through Bothe Napa Valley State Park on single track with streams and hills, field limited to 300 participants.
April 2027
A spring Lake Sonoma trail weekend featuring a Western States qualifying 100K, a 50K with a bridge crossing, and a women only Trail Sisters half marathon.
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.