Trail Running Calendar United States 2025-2026

Tackle 14 miles of rugged single track through Phoenix Mountain Preserve on January 3, 2026, starting and finishing at Mountain View Park. Expect steep climbs, loose rock and a true trail running challenge with aid stations and a tech tee.

Kick off 2026 with a scenic 6K trail run through Trussville Trails along the Cahaba River at the Trussville Sports Complex. Open to runners and ruckers, the fun event supports Designs for Hope and offers race shirts for early registrants.

Tackle the Snowy Owl 10 mile trail at York River State Park for a mix of technical single track, fire roads and a scenic boardwalk finish. Expect rocky twists, 600 feet of climbing and a pottery medal plus a winter hat for registered runner..

Join the Atlanta Fat Ass at Sweetwater Creek State Park on Jan 4 2026 for scenic, technical singletrack loops in 25K and 50K options, exclusive to GUTS members. Stick around after the race for a hearty crockpot chili contest and hot food.

Challenge yourself on scenic single track and dirt roads around Lake Hodges at the Race of the Gods, a January trail classic near Escondido. Options from short fun runs to epic ultramarathons make this a must for trail lovers.

Join Willis River on Jan 4, 2026 at Bear Creek Lake State Park for free 20K, 35K and 50K trail runs. Expect stream crossings, rolling hills and wet, rugged trail on a friendly, casual fat ass style event with shared packaged snacks.

Ring in the New Year with a scenic trail run at Whittier Narrows Recreation Area on January 4, 2026. Choose 5k, 10k, 15k or a half marathon and enjoy finisher medals, free photos, aid stations and a festive post race vibe.

Tackle a scenic 10 mile trail run at Caloosahatchee Regional Park in Alva, FL, weaving wide nature paths and single track through Florida woodlands. Limited to 350 runners with finisher shirt and pig logo tumbler, so register early.

Brave winter trails at Creve Coeur Park on January 4, 2026 with the Shivery Icy Trail Run offering 1 mile to half marathon options plus virtual entries. Enjoy a finisher hat, hot drinks, live music and support Crohn and Colitis research.

Kick off 2026 at Raven Rock State Park in Lillington NC with a scenic 5 mile run, 5 mile hike or a challenging 25K across rocky single and double track. Enjoy medals, local shirts, photos and warm food at the finish.

Challenge yourself on scenic dirt and single track through Francis Marion National Forest with distances from a 10k to a 100 mile ultra, including night 25k options. Finishers get wooden medals and 100 mile runners earn a buckle.

Test your grit in the St. Croix 40 Winter Ultra, an overnight 40 mile survival race through snowy St. Croix State Park. Run, ski, or fat bike while carrying all essential gear and proving your winter survival skills on course.

Experience rugged Hill Country at HOKA Bandera in Bandera, Texas, January 10 to 11, 2026, with 100 km, 50 km, 25 km and a youth mile. The technical loop has big climbs, a 100 km Western States qualifier, full aid and a family friendly hub.

Tackle rugged trails at the San Diego 50 & Trail Runs, with distances from a 50 mile challenge to youth and stroller friendly routes. Expect scenic San Pasqual Valley terrain, well stocked aid stations, finisher swag and wooden medals.

Join the San Tan Scramble at San Tan Mountain Regional Park for desert single track among saguaros and rocky foothills. Distances from 5K to 50K welcome all abilities with aid stations and finisher awards.

Challenge winter single track trails at Veteran Acres and Sterne's Woods in Crystal Lake on a triple black diamond course offering 50K, 10K and relays. The 50K is five laps of a 10K loop with a warm Gnome Depot serving hot food and coffee.

Start the year at the IQ FIBER Winter Beach Run in Jacksonville Beach, choosing a scenic 10 mile or 5K on firm low tide sand. All finishers receive medals and a long sleeve shirt with hot chocolate and snacks after the race.

Enjoy scenic shore side trail runs at Granite Beach with two distances to choose from and stunning Folsom Lake views. Finish with a locally brewed IPA for 21 and over, a custom IPA Trail Run glass and a hearty post race meal.

Run the 12th annual Perpetua FatAss in scenic Yachats, OR, with trail distances from 9 mile to 50K and no entry fee. Routes are self supported with water stops and downloadable maps, and a post run potluck wraps up the day.

Tackle scenic Western States trails at the No Hands Trail Run in Auburn, California on January 10, 2026, with four distances from an uphill 8K to a rugged 50K. Expect technical singletrack, No Hands Bridge views, and hearty aid stations.