Grass Valley
Trail Running Calendar near Grass Valley 2026-2027
Explore the top trail runs near Grass Valley for 2026-2027! We've gathered 33 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
January 2027
February 2027
March 2027
Experience the rugged beauty of the Sierra Nevada foothills on this 50K out and back course featuring 6,500 feet of elevation gain along the historic Western States Trail.
Trail races in Auburn and Cool California on March 27, 2027 featuring 35K, half marathon, 10K and 5K along the Western States trail with aid stations and event awards.
April 2027
A women only 10K trail loop in Auburn with aid stations, age group awards, packet pickup the day before, and travel prizes to Spain awarded by placement and random draw.
Outlands is a two day endurance event in Pilot Hill, California on April 17 and 18 2027, featuring 25K, 50K and 50M trail runs plus a 50K mountain bike course over single track and double wide trails.
Trail races from 25 km to 100 miles around Auburn, California on sections of the Western States Trail with UTMB and Western States qualifying status.
Test your endurance at this inaugural last runner standing event held on a private 100 acre farm in the scenic Sierra foothills of California.
June 2027
Robie Point hosts a one-mile relay with Solo, Duo, and four-person teams plus a multiweek 100 mile challenge, awards, tracking, and trail-side vendors.
July 2027
An extreme ironing half marathon in Auburn, CA where participants run part of the Western States Trail and iron shirts at designated local sites.
Multi-distance trail event in Downieville and Sierra City on July 23-24, 2027 offering 100K, 50K, 25K and a Summit VK+ with multiple aid stations and high elevation gain.