Trail Running calendar near Rio Linda 2025-2026

The Napa Wilderness Trail Runs, hosted by Bay Trailrunners at Skyline Wilderness Park in Napa, California, offer a variety of trail running events suitable for all levels. Distances include a challenging 40-mile "Elevation Beast," a 50K endurance race, a scenic 30K, a half marathon, and a 10K for be..

The Placer Trail Running Festival, held in Granite Bay, California, offers a variety of trail races for all levels, including 5K, 10K, and 25K distances, along with a Canicross event. The festival takes place on May 17, 2025, and features scenic courses through pristine trails near Folsom Lake. Part..

The Placerville Path Memorial Day Run is a scenic running event held on the El Dorado Trail in Placerville, California. It features multiple race options, including a Kids Run, 5K, 10K, 15K, and a Half Marathon, with courses passing through beautiful oak trees, rolling hills, and picturesque views...

The Wildcat Half Marathon, held in El Sobrante, California, is a trail running event featuring a half marathon, 10K, and 5K distances. Set within Wildcat Canyon Regional Park, the race offers spectacular 360-degree views of the Bay Area, including sights of San Francisco, the Golden Gate Bridge, Alc..

The 2025 Lake Chabot Trail Challenge features a Half Marathon and a 5K run, taking place in Castro Valley, California. This annual event, now in its 41st year, is popular among trail runners and offers scenic views of Lake Chabot, Mt. Diablo, and the San Francisco Bay.The Half Marathon course is a h..

The Cinderella Trail Run is an exciting running event taking place in Oakland, California, featuring a variety of race distances including a Half Marathon, Marathon, 8K, 30K, 50K, and a free Kid's Run for children aged 6 and under. Set in the scenic Joaquin Miller and Redwood Regional parks, partici..

"Run the Rim" is a trail running event held on June 1, 2025, at the Arnold Rim Trail in Stanislaus Forest, Calaveras County, California. The race offers multiple courses, including a 22-mile point-to-point trail, a half marathon, and a 10K run, all featuring scenic, well-maintained single-track trai..

The Mississippi Bar Trail Run, hosted by the Fair Oaks Recreation & Park District, is an annual trail running event held in Fair Oaks, California, along the scenic north shore of Lake Natoma. The event features 5K and 10K race options through wetlands, oak-studded bluffs, and single-track trails wit..

The China Camp Trail Run, held at China Camp State Park in San Rafael, California, offers 5K, 10K, and half marathon distances. Set in a historic area once home to a Chinese shrimp-fishing village, the race features scenic single-track trails with views of Mt. Tamalpais, San Pablo Bay, and San Franc..

The Cool Moon Trail Races, held in Cool, California, offer a variety of distances including 100K, 50-mile, 25-mile, 13.5-mile, 11.5-mile, and 5K races. The course features two main loops: a 13.5-mile North loop and an 11.5-mile South loop, combining single track trails and fire roads with scenic vie..

The Cool Moon 100 Mile Endurance Run is a challenging ultramarathon held in Cool, California. The race features a 100-mile course composed of four loops of two distinct trails: a 13.5-mile North loop and an 11.5-mile South loop, combining single track and fire roads with a total elevation gain of ap..

The Broken Arrow Skyrace is a premier skyrunning event held annually at Palisades Tahoe, Lake Tahoe, California. Scheduled for June 19-22, 2025, it features nine challenging race distances ranging from a kids' race to a grueling 46K ultra. The courses traverse high-alpine terrain mostly above the tr..

The Angel Island Half Marathon, hosted by Urban Coyote Racing, takes place at Ayala Cove in Angel Island State Park, Marin County, California. This unique event offers both a half marathon and a 5-mile race, with participants enjoying stunning 360-degree views of the San Francisco Bay. The course fe..

The Burton Creek Trail Run is a scenic and challenging trail running event held within Burton Creek State Park near Tahoe City, California. Participants can choose from three distances: 6K, 12K, and a half marathon. The course features miles of single-track trails winding through pine forests and hi..

The Woodmonster Trail Race is a challenging 10-mile trail run held in Oakland, California, starting and finishing at the Chabot Space & Science Center. The course features a mix of hills and single-track trails, including the notorious Woodmonster climb, known for its steep and demanding ascent. Run..

The Rock the Loch Half Marathon is a running event taking place from June 27 to June 30, 2025, at Lake Chabot Regional Park in Castro Valley, CA. Participants can choose to run in person or virtually, with options for a half marathon, 10K, and 5K distances. The event promises a scenic trail run, com..

The Western States Endurance Run is a prestigious 100-mile ultramarathon held in Olympic Valley, California, starting at the site of the 1960 Winter Olympics. The course follows the historic Western States Trail, stretching from Olympic Valley to Auburn through rugged and remote terrain. Runners fac..

The Signal Peak Trail Runs is a challenging outdoor running event held in Emigrant Gap, California, featuring 50K and 24-mile courses. Participants will enjoy scenic views of Bear Valley, Lake Spaulding, Signal Peak, the South Yuba River, and North American River Canyons. The courses include technic..

The Dirty Dozen Run is an endurance trail running event held at Point Pinole Regional Shoreline in Richmond, California. Scheduled for July 12, 2025, it features 12-hour, 6-hour, and 3-hour races on a scenic 3.37-mile loop composed mostly of dirt fire trails. The course offers expansive shoreline vi..

Blood, Sweat & Beers is a trail running event held in Auburn, California, nestled in the scenic American River Canyon. The race offers two challenging distances: a Long Course of 10.5 miles with over 2,470 feet of elevation gain and loss, and a Short Course of 5.9 miles with approximately 860 feet o..