Dirt Circus - San Francisco
San Francisco, United States • 6 Jun 2026
Event Overview
The Dirt Circus is a free, community running event taking place in San Francisco. It is described as a one-day festival designed to bring together the local running community. The event highlights local races, run clubs, brands, and other local businesses.
Schedule and Activities
The event includes a group social run. Two route distances are offered: a 3.2-mile run and a 4.5-mile run. The run starts at 8:00 AM. Following the run, there are festivities including a pancake breakfast, food, beverages, and an expo area. A raffle with prizes from brand partners and race entries is also part of the event. Costumes and circus-themed outfits are encouraged.
Location and Logistics
The event is based at 247 Shoreline Hwy in Mill Valley. The organizer partners with SF Run Co. The event is cupless, so participants are asked to bring their own bottles or cups for water refills. Dogs are not allowed, except for service animals. Parking is limited on-site, and carpooling is encouraged. Alternative parking is suggested at the Manzanita Park & Ride and at Alamonte Blvd & Miller Ave, each approximately a half-mile walk/jog from the main location.
Additional Information
The event includes opportunities to meet race directors, learn about local races, and visit booths from running brands. A specific Dirt Circus T-shirt design for San Francisco is available for pre-order during registration. Visit the organization's website for the most recent information.