Trail Running calendar near Billings 2026-2027

We have found 188 Trailruns within 80 miles of Billings. See below where and when you can find the races.

A three-day trail running camp in Oliverea, NY with guided coaching, mountain runs of about 13 miles (5000 ft) and 8 miles (3000 ft), lodging, meals and mental performance sessions. Recommended for experienced trail runners 21 and older.

Experience a refreshing spring trail run or walk through the scenic paths of Blydenburgh County Park. Enjoy a 5K course featuring dirt roads and wooded trails followed by delicious refreshments and professional finish line photos.

Mine Hill Half Marathon is a 13.1 mile road race in Roxbury, Connecticut, with start and finish at Mine Hill Distillery. The course passes farms, fields and scenic vistas and includes a post-race gathering at the distillery.

A 4 mile out-and-back road and trail race in Forest Park, Queens on May 24, 2026, starting and finishing at Victory Field Track; entries capped at 500, guaranteed technical shirts for pre-registrants, custom medals for finishers and cash aw..

A weekly cross country series offering thirteen 5K races on Tuesday nights from April to July. The event takes place at Central Park in Parsippany and is open to all ages and abilities. Participants can register for the full series or pay f..

ENDURE is a Last Man Standing running event where participants complete a fixed loop every hour. The last runner standing wins, with a central hub for recovery and community. It's designed for all levels, from seasoned endurance athletes to..

Experience a 5K cross country run or walk through the mowed trails of Peach Hill Park. Reach the highest point in Poughkeepsie for panoramic views and enjoy post race snacks and awards.

Test your skill and grit at a permanent outdoor obstacle facility in Wallkill. Explore a variety of competitive sprints and non-competitive endurance courses for both adults and children over a two-day weekend.

June 2026

A weekly cross country series offering thirteen 5K races on Tuesday nights from April to July. The event takes place at Central Park in Parsippany and is open to all ages and abilities. Participants can register for the full series or pay f..

Test your limits at this multi day vertical endurance series at Mohawk Mountain. Choose from seven elevation based challenges ranging from 12 to 84 hours as an individual or part of a flexible relay team.

A point-to-point trail event on the New England Trail offering 112-mile and 50-mile options. Entrants must donate to the Connecticut Forest and Parks Association and provide proof; runners must self-navigate and arrange crew support.

Experience a timed 5K trail run or walk through the scenic woods and fields of the Van Vleck Farm and Nature Sanctuary. Enjoy live music and food trucks at this annual community event in Woodbury.

The Rockwood Ramble 10K offers a scenic run on carriage roads through the woods of Rockefeller State Park Preserve. The event features a standard 10K and a separate kids' run, with all proceeds supporting trail maintenance.

Experience obstacle course racing at the historic home of the 1969 Woodstock festival. Tackle forest trails and rolling hills in upstate New York with race distances ranging from a 5K Sprint to a 10K Super.

The Levee Loop Trail Race 10K - Islip will take place in Islip on Saturday 6 June 2026. You can run between 5 and 10 kilometers.

Paired 5K paved loop and 10K mountain trail at Rockland Lake State Park in Valley Cottage, NY. The 5K is a flat, fully accessible lake loop; the 10K climbs about 1,300 ft on rocky, steep terrain and includes one aid station.

A mountain trail event at Plattekill in Roxbury NY offering a 6.5 mile race with 3500 ft of climbing and a 5k that gains 1000 ft early before a long downhill finish. Awards and finisher swag are part of the event.

Experience an empowering 5k obstacle mud run designed for women at Dorothy P. Flint 4-H Camp. Support sisterhood and breast cancer awareness while navigating a fun and muddy course in Riverhead.

A weekly cross country series offering thirteen 5K races on Tuesday nights from April to July. The event takes place at Central Park in Parsippany and is open to all ages and abilities. Participants can register for the full series or pay f..

Experience a 5K trail and obstacle run featuring 24 challenges across a 400 acre campus in Wallingford. This inclusive community event supports adaptive sports programs through a mix of wooded trails and open fields.