Trail Running calendar near Downieville 2026-2027

The Bad Ass Backyard Ultra tests endurance with a relentless hourly loop format in Rio Linda. Complete a 4.16-mile loop every hour to stay in the race. As an official Backyard Ultra, it offers a path to national and world championship quali..

Run on the historic Western States trail at the Knickerbocker Canyon Trail Run. Choose from four distances, from a 5K to a challenging 35K, all starting from American River Overlook Park. The course features river views, the iconic No Hands..

Experience the scenic foothills of El Dorado Hills on single track trails overlooking Folsom Lake. Choose from four race distances ranging from a 5K to a Half Marathon through rolling hills and oak groves.

Experience one of the largest 50 mile endurance runs in the United States. Choose between 10, 25, or 50 mile distances through scenic Northern California finishing with celebratory festivities in Auburn.

Test your endurance at Escape From Prison Hill with beautiful single track trails and significant elevation gain. Choose between three challenging distances at Silver Saddle Ranch and earn a finisher medal for your efforts.

The Sludge Trudge 5K is a paved run/walk at North Natomas Regional Park. It's a sanctioned event with professional timing and awards for top finishers. The event is hosted for a specific community group and their guests.

A women focused 10K in Auburn on April 11, 2026 featuring scenic trail loops, finisher shirts, age group awards and a raffle with four winners earning a trip to a women only running camp in Spain.

Explore the rolling hills of Cronan Ranch at the Magnolia Magic River Trail Run. This event offers a range of distances on dirt and rock trails, from a 5K to a 50K ultra. All participants receive a medal and access to aid stations along the..

Explore remote trails along Folsom Lake with the Outlands Endurance Races. Choose from 25K, 50K, or 50-mile distances on scenic singletrack. The event starts and finishes at Peninsula Campground in Pilot Hill.

A community trail event in Reno on April 18, 2026, offering a 5k Run/Walk and a 10k Run at Rancho San Rafael Park, organized by the Rotary Club of Reno Midtown with packet pickup the day before and on-site.

Experience a scenic 14.5 mile trail run along the Bullards Bar Reservoir in Camptonville. This fundraiser for the Wildland Firefighter Foundation features single track trails and support from the local fire community.

About the event The Canyons Endurance Runs by UTMB is an event in the historic gold-rush town of Auburn, California. It takes place in the northern California foothills of the Sierra Nevada range. The event is described as taking you back t..

Experience historic Californian trails at Marshall Gold Discovery State Historic Park. Run through scenic foothills and river views with distances ranging from a kids run to a half marathon.

The Folsom Lake Trail Run returns to the Browns Ravine Marina for a day of running on scenic lakeside trails. Choose from four distances, from a 10K to a 50K, with well-stocked aid stations and post-race food. All finishers earn a custom me..

The 30th annual Paiute Meadows Trail Run explores the scenic single-track trails of Susanville Ranch Park. Runners can choose from distances including a 50K, 30K, half marathon, and a free kids' race. It's a cupless event with well-stocked..

Kick off the trail running season with the Dirty Secret Trail Run in Cool, California. Choose from a 10.3 or 5.8 mile course featuring single-track trails, meadows, and a creek crossing. Finish with a strawberry pancake breakfast and a cust..

This trail run takes place at the scenic Sly Park Recreation Area near Jenkinson Lake. Runners can choose from seven different distances, from a 5K to a 50K. The course is marked with ribbons and signs, and all finishers get a medal.

This long-standing trail event in Reno offers three distances on the rugged trails of Peavine Mountain. Runners will find a well-marked course with aid station support and a finish line celebration at Rancho San Rafael Park. It's a classic,..

Wild Rose Half Marathon & 5K The Wild Rose Half Marathon & 5K takes place in Roseville, California. The event starts and finishes at the Moksa Barrel House on Foothills Boulevard. The event offers three distances: Half Marathon: Th..

Experience the final 70 miles of the Western States trail during this three day training event featuring supported runs of 19, 20, and 32 miles through iconic canyon terrain and mountain climbs.