Trail Running calendar near Mammoth Lakes 2026-2027

We have found 21 Trailruns within 80 miles of Mammoth Lakes. See below where and when you can find the races.

A trail event near Yosemite offering a **50k** and a **20k Fun Run**, with staffed aid stations, camp lodging, a preordered pre-race dinner, and finisher medals for finishers.

Multi-day trail runs in Yosemite high country offering summit routes (El Capitan, North Dome, Cloud's Rest), point-to-point mileage across 40-98 miles, glamp-style basecamp at Tioga Pass, guided shuttles, meals, and permit logistics include..

July 2026

A 3 mile walk and 5 mile run around Lower Twin Lakes at about 7,000 feet elevation, with two aid stations. The event starts and finishes at the Lower Twin Lakes Store and benefits the Coleville High School Sports Boosters.

August 2026

Mountain trail race at Balsam Forebay, Shaver Lake offering 14K (8.7 mi) and 8K (4.97 mi) courses with notable climbs and Sierra views. Field capped at 250; includes shirts, finisher medals, awards, and post-race refreshments.

An outdoor fitness event at Silver Lake near June Lake on August 8, 2026, offering four distance options and a required 20 lb dry load. Elevation gains are provided for each course.

A mountain trail fundraiser at Shaver Lake supporting the Fresno County Sheriff's Search & Rescue Team, offering a half marathon, 10K, 5K, 2 mile hike and a virtual option with mailed finisher items.

Pinecrest Run marks its 50th annual event on Aug 9, 2026 at Pinecrest Lake, California. The program includes a five mile lakeside course and a one mile pavement race and serves as a fundraiser for Pinecrest Expedition Academy.

TANRI Lake Race at YMCA Sequoia Lake in 2026 features relay teams, a single-loop 10K and a 10-hour individual lap event. Courses use 5-mile loops, offer prize payouts, and include a Tanri hat plus Saturday dinner with registration.

September 2026

A chip timed one mile hill climb to the top of Pincushion Mountain at Millerton Lake SRA, with individual and team categories, awards for top finishers and a Mountain Goat edition that allows multiple ascents within a four hour window.

Trail running at Bass Lake, CA on September 12, 2026, with 50 mile, 50K and half-marathon options through Sierra National Forest terrain, aided by stocked stations and a shuttle to the start.

A memorial community climb on September 12, 2026 to Mt. Grant Mountain near Hawthorne, NV, featuring a roughly 17 mile route with about 7000 feet of ascent and a planned 9/11 tribute that supports the Veterans Memorial Park.

Kiwanis River Run in Fresno presents multiple trail and fun-run distances along the San Joaquin River while supporting the Pediatric Trauma Injury Prevention Program at Valley Children's Hospital. The event includes participant shirts, meda..

A community road and trail event on September 19, 2026 in Fresno with 10K, 5K, 2 mile and a kids 1/4 mile run. Scenic riverside routes, participant shirt and medal, and proceeds support Valley Children's Hospital injury prevention.

A multi-day trail running festival in Mammoth Lakes with races from a kids 1K to a 50K and a Dragon's Back ascent, plus festival programming, prize purses, timing, aid stations, and lodging discounts.

A 5K at Lower Twin Lakes near Bridgeport CA on Sep 26, 2026 that raises funds for BES PTO. The out and back course follows South Twin Road and all participants receive a sweat-wicking Ridge Rambler tee.

October 2026

A loop ultramarathon around a 760,000 year old caldera near Mammoth Lakes, CA, featuring alpine lakes, volcanic rock, tufa towers of Mono Lake and summit sections to 11,053 feet. Prize money is offered to top finishers.

November 2026

A community run hosted by Huckleberry's in Clovis with in-person 5K and 2 Mile courses plus a virtual option, breakfast coupons, youth pricing, and proceeds supporting the Poverello House.

December 2026

Experience trail running along the scenic Millerton Lake and San Joaquin River in Friant. This event features 10k, 25k, and 50k races with regular aid stations and support for long distance runners.

February 2027

Running For Warriors in Clovis, CA offers in person 5k and 2 mile events plus a virtual 5k to support veteran focused charities. The organizer is a 501(c)(3) nonprofit that provides financial assistance to groups serving veterans.

April 2027

An overnight lap race in Reedley, California, held around the full moon. Options range from 12K and timed 6, 12, and 24 hour categories to 100 miles, plus 2 to 4 person relays, camping, and full aid station support.

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