Trail Running calendar near Riverbank 2025-2026

Run through history at the California Gold Rush Trail Run in Coloma's Marshall Gold Discovery State Historic Park, with distances from a kids run to a half marathon on scenic singletrack. Medals for 5K and up and race day sign up.

Event overview The 16th annual Willow Hills XC Open is scheduled for Saturday, October 18, 2025. The event is part of the Pacific Association USATF Cross Country Grand Prix. Races are held at Willow Hill Reservoir Community Park next to Fol..

Take on scenic dirt trails and choose from 5K, 10K, half marathon, or the summit 30K at the Diablo Summit Stomp in Walnut Creek. Walkers welcome and well stocked aid stations keep you fueled as you climb toward Mount Diablo.

The Running Dead 5K Fun Run in Union City, California, is a Halloween-themed community race at Civic Center/City Hall (34009 Alvarado-Niles Road). It offers a 5K open to adults and a 5K Youth option for younger runners. The course follows t..

The 27th Annual Matt Yeo Memorial Aggie XC Open, presented by the HOKA Aggies, is held at Radke Martinez Regional Shoreline in Martinez, California. The meet features three 4.1-mile cross-country races for Women, Masters Men, and Open Men,..

Join the Quicksilver Trail Challenge at Almaden Quicksilver County Park in San Jose on Oct 25, 2025. Pick a scenic half marathon, 10K, or free kids one mile and explore single track trails with sweeping Mt Umunhum views.

Explore scenic single track around Jenkinson Lake at the Trail Run at Sly Park in Pollock Pines, CA on October 25, 2025. Distances from 5K to 50K offered on shaded pine trails with aid stations and medals for all finishers.

Event overview The Haunted Hills 5K & 10K is a Halloween-themed walking and running event in Redwood City, CA, on October 25, 2025. It is organized as a trick-or-treat style course for adults and families. Participants form teams of 1 t..

Join the Oakland Hills Trail Run on October 25 2025 at Redwood Regional Park with 35K, half marathon or 10K options on scenic technical trails. Limited to 300 runners, finishers earn a custom medal and enjoy well stocked aid stations.

Take on Rio Del Lago on November 1, 2025 at Beal's Point in Folsom Lake, with 100 mile and 50K options across scenic Sierra foothills. The 100 mile is a 2026 Western States qualifier and rewards finishers with memorable swag and epic views.

Event details The Almaden Hills Trail Run - Fall takes place on November 1, 2025 in San Jose, California. The event is based at Almaden Quicksilver Park in the Almaden Valley area, with a listed location of 19535 Mockingbird Hill Lane. Regi..

Run into Halloween at Hellyer County Park in San Jose featuring distances from a 50 yard kids dash to 5K, 10K, Half Marathon and Marathon. Certified courses, costumes, finisher medals and stocked aid stations make it a fun challenge for all..

Run through towering redwoods at the Oakland Tech 5 km fundraiser, with a 1 mile fun run or walk for all levels. Enjoy scenic trails while supporting Oakland Tech PTSA and the school cross country team.

NorCal Backyard Ultra : November 7-10, 2025, Beals Point (Granite Bay, CA) The NorCal Backyard Ultra returns for its third edition at Folsom Lake’s Beals Point in Granite Bay, California. The event features two linked formats: Last Person S..

Enjoy scenic redwood trails at Huddart Park with distances from 3 Mile to Half Marathon, plus a family Mermaid Dash for kids. Try the festive 6 Hour Challenge to see how many 3 Mile loops you can cover, or join virtually.

Challenge yourself at the Rancho Hills Trail Run in Rancho Cañada del Oro Preserve, Morgan Hill, on November 8 2025 with distances from 5K to 50K. Expect steep climbs, oak shaded creek sections, panoramic views, aid stations and a finisher..

Explore scenic trails around Lake Chabot Marina in Castro Valley with distances from 8K to 50K and a kids dash for little runners. Pre registered runners get T shirts and all finishers receive custom medals and stocked aid stations.

The Ripon Turkey Trail Run is a community-focused running event held in Ripon, California, at Mavis Stouffer Park along the Stanislaus River Trail. Scheduled for November 15, 2025, the race offers three distance options: 5K, 10K, and a half..

Take on scenic, technical trails at Falcon Crest in El Dorado Hills on November 15, 2025, with distances from 5K to a full trail marathon. Rolling hills, creek crossings, and commemorative medals make this a must for trail lovers.

Darrington Single Track Trail Challenge : Nov 22, 2025 The Darrington Single Track Trail Challenge is a trail running event in the Pilot Hill, California area on November 22, 2025. The event offers multiple distance options: 36 Miler 18 Mi..