Birds of a Feather Trail Trot @ 161 Salt Cedar Lane, Chapel Hill, North Carolina, United States on 26 November 2026

Gather your Flock and kick off Thanksgiving with this healthy and fun turkey trot. Choose from a mellow 2-mile course featuring paved paths, grass, and smooth trails, or take on the more rugged 5K — or the all-new 10K — with plenty of roots, rocks, and rolling hills. An untimed fun run option is available […]

Common Rush Trail Run @ 2112 County Park Drive, New Hill, North Carolina, United States on 18 July 2026

Offering 5 and 10 mile course options that include outstanding lake views, mellow single-track, and scenic open field running, the Common Rush Trail Run at Harris Lake is a super-fun, mid-summer trail run at one of the most beautiful parks in the Triangle.

Harris Lake is owned and operated by Wake County, NC and located […]

Yeti Trail Half @ 3855 S 1100 W, Westville, Indiana, United States on 21 February 2026

-The race occurs at Bluhm County Park the address is 3855 S 1100 W, Westville, IN 46391

-Runners will receive a limited-edition long sleeve cotton shirt and winter hat and gloves one-size-fits-all. **_We have a limited number of shirt once they are gone, they are gone._**

-We are doing old school manual timing so PLEASE […]

Leftovers Trail Run @ 161 Salt Cedar Lane, Chapel Hill, North Carolina, United States on 28 November 2026

Burn off that Thanksgiving feast at the Leftovers Trail Run. Choose a 5K or 10K and enjoy the scenic, fun, and challenging single-track trails of Briar Chapel. Embrace the spirit of adventure with a vintage bib, tee, and medal of your choice, all leftover from past events and creatively repurposed for this budget-friendly, eco-conscious race […]

Cane Creek Mtn Trail Run @ 5075 Bass Mountain Road, Snow Camp, North Carolina, United States on 12 September 2026

The Cane Creek Mountain Trail Run features 10K or Half Marathon of seriously stellar single-track, and at the tail end of the race, a stair climb to the top of the 80′ observation tower, offering spectacular views from the highest peak in NC east of Greensboro. Cane Creek Mountain Natural Area is a 1000 acre […]

Outlast Nashville @ 2910 Hobson Pike, Hermitage, Tennessee, United States on 28 March 2026

What Is OUTLAST?

OUTLAST is a 6-hour trail endurance challenge where runners complete a 5K every hour, on the hour. Each lap must be finished within the hour to stay in the event. If you finish early, you rest until the next round. Miss a lap, and you’re out.

Complete all six rounds, and you […]

Wild Goose Chase 5K, 10K @ Lime Ridge Open Space Boundary Oaks Trailhead Parking Lot, Walnut Creek, CA, United States on 21 February 2026

Trails, trails, trails, so many to choose from. Enjoy the majestic oaks, quarries, rocks, and labyrinths of Lime Ridge! But it’s not your typical 5K or 10K. The course isn’t marked! Follow a map to find 8 to 15 checkpoints, or maybe the person in front of you – if you trust where they’re going! […]

Mongolia Sunrise to Sunset @ Camp Toilogt, Hovsgol, Mongolia on 12 August 2026

Registration Opens for Mongolia Sunrise to Sunset 2026 – One of the World’s Most Beautiful and Remote Trail Ultras

-The 2026 race week will take place from August 9–15, 2026, with race day on August 12. -Early bird prices are available until December 31, 2025, on www.ms2s.org -Running for a reason. Protecting what we love: […]

Black Toenail Friday Half Marathon & 7.5 Mile @ Proud Lake Rec Area, Commerce Township, MI, United States on 27 November 2026

Thanksgiving Weekend Tradition Kick off the holiday season with a late morning trail race! Crisp air, evergreens, and the quiet beauty of Michigan’s late Fall create the perfect backdrop for your Black Toenail Friday run. Whether you’re chasing a PR or soaking up the vibes, this race is your chance to leave the holiday stress […]

South Texas Ultra @ H.W. Lewis Ranch, Leakey, Texas, United States on 17 October 2026

The South Texas Ultra is a 50K, 35K, 17K, and 5K scenic trail run held on the H.W. Lewis Ranch in the Texas Hill Country. Featuring beautiful scenery and challenging rocky, dirt, and grass trails with over 2300 feet of elevation gain for the 50K event, the race follows a 10.3M looped course and a […]

Night Claw @ Dinosaur Valley State Park, Glen Rose, Texas, United States on 15 August 2026

The Night Claw is a nighttime trail race through Dinosaur Valley State Park. Choose from the 4M, 10K, 4-hour, 6-hour, or 8-hour timed races. Runners can also opt into the Claw Challenge, where you’ll be hunted on the trails — escape with your tear tag intact and earn the title of “ESCAPED”; get caught, and […]

Groundhog Grind Trail Run @ 4590 NE 108th St, Mitchellville, Iowa, United States on 01 February 2026

The Groundhog Grind Trail Run kicks off the Altoona Running Club’s 2026 race season. The race is held at Thomas Mitchell Park, just east of Altoona, Iowa. There are two distance options for this winter trail race. We offer the 5k for those of you that are looking for a quick Sunday run and a […]

Heroes On The Water 5K @ 9060 W Indiantown Rd, Jupiter, Florida, United States on 12 April 2026

We are excited to announce that the 7th Annual Heroes On The Water 5K will be held on April 12th, 2026 at Riverbend Park! This is a beautiful course that takes you through the scenery at Riverbend Park on the flat hardpacked surface that is perfect for running! All participants will be receiving a performance […]

Canadian Death Race @ Grande Cache Recreation Centre, Grande Cache, Alberta, Canada on 01 August 2026

Since the start of the millennium, racers have come to the Canadian Rockies to cheat Death in one of the world’s toughest ultramarathons. The 125km course begins and ends on a 4200-foot plateau, passes over three mountain summits, and not only includes over 17,000 feet of elevation change but a major river crossing at the […]

Leith Hill Half Marathon @ West Bank, Dorking, England, United Kingdom on 08 March 2026

A cross-country half marathon from Dorking to the top of the highest point in south-eastern England – Leith Hill – and back.

Included in the entry price are the following: – The chance to see the UK Wife Carrying Race before you start – 4 water stations (at 2, 5, 8 and 11 miles) – […]

Spacerock Trail Race @ Vasquez Rocks Natural Area Park, Agua Dulce, CA, United States on 17 October 2026

OUT-OF-THIS-WORLD TRAIL RUNNING

SPACEROCK: the final trail running frontier. These are the voyages of trail runners around the world. Your mission: to explore strange new trails, to seek out new life and new experiences, to boldly run where no one has run before.

Experience the exotic trails and sights of the world-famous Vasquez Rocks Natural […]

Valencia Trail Race @ 29889 San Francisquito Canyon Road, Valencia, CA, United States on 21 March 2026

Run the VALENCIA Trail Race, run the awesome trails and killer hills with breathtaking views of the Santa Clarita Valley in a 10K, Half Marathon, or 50K Ultra race. For runners who love to run great trails and want to accomplish a good challenge. Prepare to take on the Awesome Trail Challenge in Valencia, California. […]

Fire Trail Running Festival @ 3350 Park Rd 31, Spring, Texas, United States on 13 June 2026

The Fire Trail Running Festival is a trail run at night that includes 8K, 25K, and 50K distances through the scenic grasslands and woodlands of Guadalupe River State Park.

Silver Moon Race @ Reedley, CA, United States on 04 April 2026

The Silver Moon Race is about challenging yourself, taking your endurance ability, and miles to new heights. Perfect for those who want to elevate from half marathons to marathons to ultramarathons.

You’ll run in beautiful scenic locations in a 12K or for 6, 12, 24-hours, or 100-mile race on an awesome lap course. Go solo […]

Wolverine State 100 @ Alpena, MI, United States on 10 October 2026

From Lake Michigan to Lake Huron—The Journey Continues After an unforgettable debut in 2025, Wolverine State 100 returns for year two on October 10–11, 2026.

Runners, relay teams, and crews will once again take on the rare chance to cross Michigan’s Lower Peninsula from lake to lake, racing from Petoskey to Alpena on a route […]

West Texas Ultra @ Lake Meredith National Recreation Area, Fritch, Texas, United States on 18 April 2026

The West Texas Ultra is a 10K, 25K, 50K, and 50 Mile trail run held at the Lake Meredith National Recreation Area in the rugged landscape of West Texas. Featuring a remote yet scenic dirt single-track course. The race follows 30 miles of unique trails beginning and ending in Fritch TX at the South Turkey […]

Go Wild! MTZ 2 Hr, 4 Hr @ Nancy Boyd Park, Martinez, CA, United States on 31 January 2026

Enjoy a trail and wilderness scramble among the open spaces of Martinez, with lovely views of the Carquinez Strait, the Delta, and the Diablo range. In teams of 1 to 5, use a custom map to find up to 20 checkpoints along the trails and in the wilds in 2 or 4 hours. Enjoy socializing […]

East Texas Ultra @ 1860 Co Rd 2724, Mineola, Texas, United States on 09 May 2026

The East Texas Ultra is a 50K, 28K, 14K, and 7K trail run & ruck in the beautiful trails in East Texas at a new location beginning 2026 called the Mineola Nature Preserve. This is the race for you if you’re looking for a scenic trail run through the shady tall pine trees. The route […]

Wawayanda Trail Fest @ Wawayanda Boat Launch, Hewitt, NJ, United States on 25 April 2026

Wawayanda Trail Fest is back again but in the spring! Still with miles (not an exaggeration) of rhododendron tunnels, marsh bridges and both gravel road and single track! AND we’re adding a 100k!

Wild West Fun Run Series @ 43101 Anza Rd, Temecula, California, United States on 16 May 2026

A Wild West–themed run/walk series for all paces and all ages. With interactive activities, family-friendly energy, and multiple distance options, this series is all about community, movement, and having some yee-haw fun along the way!