Firecracker Trek Denison @ 1000 Waterloo Lake Dr, Denison, Texas, United States on 04 July 2025

Join us for the Firecracker TREK 5K & 10K trail run through the scenic and challenging Waterloo Lake Trail in Denison, TX where rolling hills, red rock cliffs, and flowing rivers await!

Night Claw @ Dinosaur Valley State Park, Glen Rose, Texas, United States on 02 August 2025

The Night Claw is a nighttime trail race through Dinosaur Valley State Park. Choose from the 5K, 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 […]

Oakadoke Trail Runs @ 2251 Clifford Rd, Valparaiso, Indiana, United States on 02 August 2025

This Summer-time race features the entirety of what Creekside Trails has to offer. Scenic tree-covered single-track, winding switchbacks, surprisingly cool views of farmland, multiple bridge crossings over a babbling creek (hence ‘Creekside’), and a post-race party just as memorable as the race itself.

The 9-mile course is one full loop through the trails. Two laps […]

Trail Golf Endurance Challenge @ 2551 Clifford Rd, Valparaiso, Indiana, United States on 28 June 2025

Get ready for a hole new adventure! Introducing the Trail Golf Endurance Challenge 50K/10M, a one-day 9-hole stage race where the lowest cumulative score wins!

-How does it work?- At the top of each hour everyone will start the same route, or “Hole”, of about 3-4 miles in length. Depending on the time window you […]

Pleasant Valley 5K Run/Walk, Aquathlon Challenge, and Dog Swim @ Pleasant Valley Pool, Chantilly, VA, United States on 06 September 2025

Come out for summer fun at the Pleasant Valley Pool. Enjoy a refreshing pool swim and run with our Swim/5K Aquathlon or skip the water and stay dry with a 5K fun run! In the afternoon, we’ll once again be holding our dog swim, when the pool will be only for a dogs only swim […]

Tombstone 30k/50k/50 mile @ 775 Meridian Rd #8507, Valparaiso, Indiana, United States on 14 March 2026

-New course with more hills details to follow soon

-50-mile distance added for 2026

-ALL DISTANCES START at 8:00 am Central Time and all distances have 16 HOURS to finish (MIDNIGHT)

-One aid station will be at the start/finish and another near the 4-mile mark on the course

-The famous “Roller Coaster” hills

-Each runner […]

The Other’s Day 5K + Kids Dash @ 6500 S New Hope Rd, Belmont, North Carolina, United States on 04 May 2025

Join us at Daniel Stowe Botanical Gardens outdoor recreation trails to celebrate Mothers and Others who are all the special women in your lives.

Race registration includes triblend race shirt in your choice of unisex or women’s cut, finisher medal, post race food, drinks and vendor fair. That’s not all! 5K participants will also receive […]

Cereal Killer 15k Trail Run @ 0185 S Holmesville Rd, La Porte, Indiana, United States on 07 February 2026

-Race is held at Red Mill County Park 0815 South Holmesville Road, Laporte, IN 46350. Race day sign-ups, packet pick-ups, bathrooms are all located in the Smith Banquet building (the only building there)

-All runners will receive a limited-edition long sleeve shirt once the shirts are sold-out you will receive a winter hat and gloves […]

Bigfoot Half Trail Run @ 9230 E 142nd Ave, Hebron, Indiana, United States on 15 November 2025

You will run two loops around the park to complete the half marathon distance. You will have two aid stations one at start/finish area and one unman station on the course at about 3.5 miles. All runners are with receive a Bigfoot Trucker Hat and one-size-fits-all hat and gloves. All runners that complete the race […]

Phat Uncle’s Memorial 5K @ Phat Uncles at Sugarloaf, Higden, Arkansas, United States on 24 May 2025

5K on ATV Roads/Trails Note: Surfaces are not stroller-friendly

RUN OR WALK

Location: Phat Uncles at Sugarloaf (1345 AR-337, Higden, AR 72067) Date: May 24th Bib Pickup: 6:00 – 7:00 AM Race Briefing: 7:00 – 7:10 AM Race Start: 7:10 AM Awards Ceremony: 8:00 AM

Registration Fees: – $30 until April 15 […]

Run Woodstock @ The Woodlands, Gregory, Michigan, United States on 06 September 2025

Get ready to set your soles free on a 140 acre incredible piece of pure Michigan forest and fields, not to mention… a beach! Century old white pines, old growth forests and meandering dirt two tracks make this place both magical and majestic! We know you are going to DIG it! The race course will […]

Bonfyre Trail Fest @ DTE Energy Trail, Chelsea, Michigan, United States on 08 November 2025

A beautiful fall trail run with a post race bonfire and beer garden!

Join us for the BONFYRE TRAIL FEST at the DTE Energy Foundation Trail in Waterloo State Recreation area, the largest park in Michigan’s Lower Peninsula!

The Bonfyre Trail Fest at the new DTE Energy Foundation Trail will make your dirty dreams come […]

DWD Michigan @ The Woodlands, Gregory, Michigan, United States on 20 September 2025

Expect to be scratched, muddied and bruised by the beauty of this unpolished gem. Take yourself to the edge where life is full color… and dirty.

The 30K, 50K, and 50 Mile individual events are on Pure Michigan, runnable single track, gnarly trails! You won’t be disappointed. Expect to be scratched, muddied and bruised by […]

Scrumpy Skedaddle @ Almar Orchards, Flushing, Michigan, United States on 05 October 2025

Fall running out in the country is as good as it gets and Almar Orchards in Flushing is the real deal. This hard working Michigan family farm makes the award winning, organic, J.K.’s Scrumpy Hard Cider, the perfect post run remedy. Hard cider mavins travel from all over the world to come to visit the […]

Run Woodstock @ The Woodlands, Gregory, Michigan, United States on 05 September 2025

Get ready to set your soles free on a 140 acre incredible piece of pure Michigan forest and fields, not to mention… a beach! Century old white pines, old growth forests and meandering dirt two tracks make this place both magical and majestic! We know you are going to DIG it! The race course will […]

Pines To Vines @ Waterloo Pinckney Trail, Jackson, Michigan, United States on 10 August 2025

Take a point-to-point trip through beautiful Michigan wilderness while you travel along the Waterloo-Pinckney Trail. Miles of pure bliss. You will not get bored as you venture west passing by swamps, meadows, lakes and forests. The course ends on a beautiful dirt road that takes you to Sandhill Crane Vineyards for a backyard beer and […]

Oberun @ Wiard’s Orchard, Ypsilanti, Michigan, United States on 18 July 2025

Grab some friends, mark your calendar and get ready to celebrate summer at the OBERUN 5K! We can’t think of a better way to celebrate than a 5K dash/jog or walk to a beer garden presented by Bell’s Brewery serving up cold Oberon!

Pair this summer favorite with a bottle opener finisher’s medal and optional […]

Legend Trail Run @ Sleepy Hollow State Park, Laingsburg, Michigan, United States on 25 October 2025

Join us for The Legend 5 Mile, 10 Mile or 13.1 Mile run! Sleepy Hollow State Park has 2600 acres of hardwood forest, prairies grassland and the 410 acre Lake Ovid. This fun course is mostly grass covered, the perfect running surface! Some steep hills but none too long!

All entries include a finisher’s woodallion […]

Flirt With Dirt @ Maybury State Park, Northville, Michigan, United States on 02 August 2025

Flirt with Dirt is a thrilling trail running event that takes participants through scenic wooded paths filled with rolling hills, dirt trails, and natural obstacles. Designed for runners of all levels, it offers an exciting challenge in a fun, community-focused atmosphere. It’s the perfect blend of adventure, endurance, and a love for the outdoors! Join […]

Red Feather Trail Jamboree @ Ben Delatour Scout Ranch, Red Feather Lakes, Colorado, United States on 26 September 2025

Come enjoy the clean air and wild spaces of the Red Feather Lakes region in Northern Colorado! Take advantage of the opportunity to explore some new trails on the private land of the Ben Delatour Scout Camp and surrounding national forest. These courses are especially designed to be beginner (or PR) friendly with buttery smooth […]

Staunton Rocks! Marathon & Half @ Staunton State Park, Pine, Colorado, United States on 23 August 2025

Welcome to the Staunton Rocks! Marathon & Half, an event put on by trail runners for trail runners.

Touring the renowned singletrack of Staunton State Park in Colorado’s Front Range Mountains southwest of Denver, the race will take you back in time as you glide by historic buildings and old milling operations. The flowing trails […]

Backyard Ultra Horizontes @ Proença a Nova, Portugal on 26 April 2025

The Horizontes Backyard Ultra it’s an official race on the calendar Backyard Ultra. An American concept created by Lazarus Lake, organizer of the famous and legendary Barkley Marathons in Frozen Head Nature Park in Tennessee.

The logic of this race is very simple, complete a loop of 6.706 km in a maximum time of 1 […]

Lory Summer Trail Series @ Lory State Park, Bellvue, Colorado, United States on 05 August 2025

Join us each Tuesday evening in August for a fun series of shorter midweek trail races. Our goal is to offer a fun, low-key series of races designed to give newer trail runners an opportunity to dip their toes into the trail racing waters, and to offer more experienced trail racers a chance to sharpen […]

Oh Meu Deus Ultra Trail @ Seia, Portugal on 06 June 2025

This journey through Serra da Estrela’s natural heritage is 14 years old! The longest distances have a geographical scope that covers almost the entire Natural Park. We don’t forget the people, the history and the traditions. We often pass through small villages where you can get to know the customs and traditions of the mountains.

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Black Squirrel Half Marathon @ Lory State Park, Bellvue, Colorado, United States on 06 September 2025

The Black Squirrel Trail Half Marathon takes place on the wonderful trails of Lory State Park to the northwest of Fort Collins, CO.

The trail half marathon course offers a tour of the outer boundaries of Lory State Park, providing breathtaking views to the east of Horsetooth Reservoir, Fort Collins and the Great Plains; and […]