Interlaken Icicle Dash

Join us for a 5k or 10k trail run at Interlaken Icicle Dash! The fifty-one acres of dense forest that separate the urban neighborhoods of Montlake and Capitol Hill comprise Interlaken Park, named for a summer resort in Switzerland. The course starts with an out-and-back tour of the fairly flat, paved Interlaken Boulevard, where it […]
Frost Eagle Trail Run

Join us for a 5-mile or Half Marathon at Frost Eagle! A sanctuary for birds, deer, bobcats, and black bear, Soaring Eagle Regional Park is also a quiet sanctuary for humans. Six hundred acres of forest and wetlands interrupt miles of suburban homes on the edge of the flat Sammamish Plateau and are host to 12 miles […]
Absolution Run

Join us for a 4-mile or 8-mile trail run at Absolution Run! Situated on the northeast shoreline of Lake Washington, Saint Edward State Park is a gem of the Washington State Park system. The beauty of its natural forest areas and undeveloped waterfront, its proximity to the Eastside and Seattle population centers, and its well-maintained amenities, including […]
Seward Solstice

Join us for a 4.2-mile or 10k trail run at Seward Solstice! Situated on a peninsula surrounded by Lake Washington, Seward Park provides perhaps one of the greatest contrasts in Seattle: 100+ acres of old growth forest, just minutes from the city center. The run route follows a loop that is almost entirely in the forest, […]
Redmond Reindeer Romp

Join us for a 5-mile or half marathon trail run at Redmond Reindeer Romp! Redmond Watershed Preserve is known for its especially well-groomed trails, gently rolling hills, and forests thick with fern. Novices appreciate that there is less to trip on and more room to pass than other more technical venues, while veterans enjoy besting […]
Ravenna Refresher Trail Run

Join us for a 4k, 8k, or 12k trail run at Ravenna Refresher! Nestled just north of the University District, Ravenna Park is a forest-filled ravine and a green retreat for city dwellers. According to Seattle Parks & Recreation, a local realtor named Ravenna Park after “an Italian seacoast town that was famous for its […]
Clark 6 Hour

In cooperation with the New York State Office of Parks, Recreation and Historic Preservation – Central Region, this is a timed loop event being held on the varied and rocky terrain at Clark Reservation just outside Jamesville, NY. Clark is a beautiful park in CNY that most people do not get to see. It is […]
Summit 50/50

This hidden gem of a state park will leave you amazed, in awe, and wanting to come back for more adventure and exploration. Choose from 50 miles, 50km, or 25km on a course made up of both groomed trail, single track, and rolling hills. The course (and park) provides an opportunity for the front of […]
Kodiak Mountain Series

The Kodiak Mountain Series is a 3 day mountain running stage race held on Kodiak Island, Alaska. Participants will compete as an individual or a team of 3.
Bend Dirt Fest

Surrounded by the stunning landscapes of Bend, Oregon with your start and finish from the Athletic Club of Bend Challenge yourself to one of three disciplines for MTB, Trail Running Half, or Gravel Cycling, all kicking off at 8 AM for the run inviting you to gather your friends for an unforgettable morning. All participants […]
Marys Peak Trail Run

Run with us for 100K, 50K or 25K in one of the most beautiful places on the planet. Nestled in the Heart of the Willamette Valley sits the highest peak in the Oregon Coast Range Marys Peak at 4101 Ft. Marys Peak was known as Chateemanwi, or “place of spiritual power” to the native Kalapuya […]
Cottage Grove Half and 10K

Welcome to the Cottage Grove Half Marathon & 10KWe’re excited to welcome you to one of Oregon’s most scenic spring runs! The Cottage Grove Half & 10K takes place on Sunday, May 17, 2026, along the beautiful Row River Trail—a paved path that winds through forests, meadows, and historic covered bridges. Whether you’re chasing a […]
Mudslinger Trail Run

About the Event Join us for the Mudslinger Trail Run Half Marathon part of the exciting Mudslinger Festival! This event takes you on a unique journey through the stunning trails of Blodgett, Oregon. The trail run departs two hours before the 38th annual Mudslinger XC Mountain Bike Race for your solo effort or depart at […]
Spring Fling Trail Run

The Spring Fling Trail Run at Alsea Falls in early March, offers a scenic, community-driven experience. With varying distances for all levels, it combines fitness, nature’s beauty, and camaraderie. Challenge yourself, and meet a new friend for a half marathon, 10K or 5K Alsea Falls awaits!
Tampa Bay 100 Mile Endurance Run

Welcome to the third year of the Tampa Bay 100 Mile Endurance Run! This rare point-to-point urban ultramarathon starts in Ybor City and winds through Tampa, ultimately reaching Safety Harbor, Dunedin, Clearwater, Gulf Blvd, and ending in St. Petersburg. Along the way, you’ll experience a vibrant array of both well-known and hidden gems that the […]
FAAP Fall Classic

A classic cross country Race/Walk set on the trails of beautiful North Park near Pittsburgh. Partly on the Rachel Carson Trail and run at the beginning of foliage for the fall in Western Pennsylvania! This will be the 18th YEAR!!! of racing and helping to benefit an orphanage in the Philippines. Handmade bamboo medals. Folk […]
Wild Wahatoya Runs

Run through parts of Colorado History while enjoying sweeping views of the Spanish Peaks. We have an 8mile, Heavy Half Marathon, and a point to point 50k that runs from La Veta to Cuchara Colorado. The race will be pairing with the towns Octoberfest to provide music, brews, food, and fun for the whole family.
Stevens Creek Striders Reservoir Run

The Stevens Creek Striders have been running and volunteering at the Reservoir for more than 40 years, and we’re thrilled to be able to share these trails with you for Half Marathon, 11K, and Lollipop (2.5 mi) race distances. You will run or walk through our favorite trails, from the cool shaded single track of […]
Steel City Man vs. Horse

Who is faster – human or horse? It’s anyone’s race at the first Steel City Man vs. Horse! Modeled after similar race formats in the UK and Arizona, runners and riders on horseback will toe the starting line together at the first Steel City Man vs. Horse race, to be held at Hillman State Park […]
Darter Dash

Overview Birmingham Ultra Trail Society (BUTS) and Turkey Creek Nature Preserve are teaming up again to host the annual Darter Dash 5k and 10k on September 20, 2025. New this year, the race will be capped at 125 participants between the 5k/10k, so be sure to sign up before all spots are filled! This […]