We’ve compiled an ever growing list of trail running and ultrarunning clubs across the United States and the world. Please contact us to have your club considered for addition. The clubs are broken down geographically into the Mid-Atlantic, Midwest, New England, Pacific, South, Southwest, and the West, as well as Canada and Other Countries.
Mid-Atlantic (DE, MD, NJ, NY, PA)
- Annapolis Trail Runners – Annapolis, Maryland
- Buffalo Trail & Ultra Runners – Buffalo, New York
- Fast Tracks Running Club – Philadelphia, Pennsylvania
- Finger Lakes Runners Club – Finger Lakes, New York
- Frederick Area Trail Running Ultra Marathon Plodding Simpletons (FATRUMPS) – Frederick, Maryland
- Lancaster Road Runners Club – Lancaster, Pennsylvania
- Misery Loves Company – Philadelphia, Pennsylvania
- NCR Trail Snails – Baltimore, Maryland
- New Jersey Trail and Ultra Runners – Northern New Jersey
- New York Trail & Ultrarunning – New York, New York
- North Park Trail Runners – Pittsburgh, Pennsylvania
- Patapsco Trail Junkies – Patapsco, Maryland
- Rise Up Runners – Easton, Maryland
- The Animal Camp – Greater Philadelphia Metro Area of Pennsylvania and New Jersey
- TrailDawgs – Northern Delaware, Eastern Maryland
- TrailWhippAss – New York City Metro area (NY/NJ)
- Virginia Happy Trails Running Club – Maryland, Virginia, Washington, DC
Midwest (IA, IL, IN, KS, MI, MN, MO, ND, NE, OH, SD, WI)
- Flatlander Ultrarunners – Chicago, Illinois
- Greater Omaha Area Trail-Runnerz (GOATz) – Omaha, Nebraska
- Kansas City Trail Nerds – Kansas City, both Kansas and Missouri
- Kansas Ultrarunners’ Society (KUS) – Kansas
- Kennekuk Trail Road Runners – Illinois, based in Danville
- Lapham Peak Trail Runners – West of Milwaukee, Wisconsin
- Lawrence Trailhawks – Lawrence, Kansas
- Madison Trail Runners – Madison, Wisconsin
- McHenry (Country) Ultrarunning Dude & Dudettes (MUDD) – Northwest of Chicago, Illinois
- Northeast Ohio Trail Club – Northeastern Ohio
- Ohio Ultra Trail Runners – Northeastern Ohio
- Old Fort Ultrarunners Group – Fort Wayne, Indiana
- St Louis Ultrarunners Group (SLUGs) – Central Midwest centered on St. Louis, Missouri
- Southeastern Ohio Trail Runners – Southeast Ohio centered around Athens, Ohio
- Terrain Trail Runners – St. Louis, Missouri
- Trail Enthusiasts for Burning River – Northeast Ohio
- Training on Turkey – Tulsa, Oklahoma
- Upper Midwest Trail Runner – A huge swath from South Dakota to the UP of Michigan
- Western Reserve Trail Running – Northeast Ohio
New England (CT, MA, ME, NH, RI, VT)
- The Bimblers – New Haven, Connecticut
- Gil’s Athletic Club – Topsfield, Massachusetts
- Shenipsit Striders – North Central Connecticut
- Trail Animals Running Club – Massachusetts centered on Boston
- Trail Monster Running – Maine
- Western Mass Athletic Club – Western Massachusetts
- Cal Poly Trail Runners – San Luis Obispo, California
- Central Oregon Running Klub (CORK) – Bend, Oregon
- Coastside Running Club – Half Moon Bay to Pacifica, California
- Donner Party Mountain Runners – Truckee-Tahoe, California
- The Endurables – Paid training group in the Bay Area, California
- Greater Bellingham Running Club – Bellingham, Washington
- Hawaiian Ultra Running Team (HURT) – Hawaii
- Methow Valley Running Club – Methow Valley, Washington
- Quicksilver Running Club – San Jose, California
- Olympia Trail Runners – Olympia, Washington (as well as Olympic and Cascade Mountains)
- ReddAntler Running – Sonoma, California
- San Diego Dirt Devils – San Diego, California
- San Diego Ultra Running Friends – San Diego, California
- Seattle Mountain Runners Group – Seattle, Washington
- Seattle Running Club – Seattle, Washington
- Skagit Ultra Runners – Skagit, Washington
- SLO Trail Runners – San Luis Obispo, California
- SoCal Coyotes – paid training group of western Los Angeles, California
- SoCalDayBreakers – Claremont, California
- SoCal Trail Headz – Southern California
- Stevens Creek Striders – Cupertino, California
- Tamalpa Runners – Marin County, California
- Team Red Lizard Running Club – Portland, Oregon
- Trail Runners Club – Santa Monica Mountains, California
- Trail Running Group – Oakland, California
South (AL, AR, DC, GA, FL, MS, LA, KY, NC, SC, TN, VA, WV)
- Birmingham Ultra Trail Society (BUTS) – Birmingham, Alabama
- Arkansas Ultra Runners Association – Arkansas
- Charlottesville Area Trail Runners (CAT) – Charlottesville, Virginia
- Douglas County Rogue Runners – Douglas County, Georgia
- Florida Ultra Runners – Florida
- Georgia Ultrarunning and Trailrunning Society (GUTS) – North Georgia, including Atlanta
- Huntsville Track Club – Huntsville, Alabama
- Iron Mountain Trail Runners – Damascus, Virginia
- Louisiana Ultra Runners – Louisiana
- Mangum Track Club – Mangum and Ellerbe, North Carolina
- Mississippi Ultra and Trail Society (MUTS) – Mississippi
- North Carolina Mountain Trail Runners – North Carolina
- Run in the Boonies – Chattanooga, Tennessee
- Runner from Hell – National, but headquartered in South Carolina
- SCUM Runner Association – Upstate South Carolina
- Southern Pines Ultra Running Club – Central North Carolina
- Trailheads – Chapel Hill and Carrboro, North Carolina
- Virginia Happy Trails Running Club – Maryland, Virginia, Washington, DC
- Western North Carolina Trail Runner – Western North Carolina
- West Virginia Mountain Trail Runners – West Virginia
- Yeti Trail Runners – Atlanta, Georgia
- Albuquerque Road Runners – Albuquerque, New Mexico
- Flagstaff Ultra-Running Club – Flagstaff, Arizona
- Hill Country Trail Runners – Hill Country, Texas
- Houston Area Trail Runners – Houston, Texas
- Houston Trail Runners EXtreme – Houston, Texas
- Northern Arizona Trail Runners – Northern Arizona
- North Texas Trail Runners – North Texas and greater Dallas / Ft. Worth areas
- Oklahoma Trail Runners Association – Oklahoma City, Oklahoma
- Texas Trail Nerds – Centered around Kingwood and Houston, Texas
- Tucson Trail Runners – Tucson, Arizona
- Tulsa Area Trail & Ultra Runners (TATUR) – Tulsa, Oklahoma
- Boulder Trail Runners – Boulder, Colorado
- Casper Ultra and Trail Running Society – Central Wyoming
- Denver Trail Runners – Denver, Colorado
- Fort Collins Trail Runners – Fort Collins, Colorado
- Helena Ultra Runners League – Helena, Montana
- Rocky Mountain Runners – Boulder, Colorado
- Runner’s Edge of the Rockies – paid training group in Denver, Colorado
- San Juan Mountain Runners – San Juan Mtns, Southwestern Colorado
- Saturday Morning Ultra Team (SMUT) – Las Vegas, Nevada
- Silver State Striders – Northwestern Nevada
- Tahoe Mountain Milers and the Sagebrush Stompers – Lake Tahoe and Carson City, Nevada, respectively
- Club Fat Ass – Vancouver, British Columbia
- Bi Koşu Adana – Adana (southern), Turkey
- CD Bichos Runners – Malaga, Spain
- Club Ultrafondo Cantabria – Santander, Cantabria, Spain
- Koala’s Team – Barcelona, Catalunya
- Hong Kong Trail Runners – Hong Kong
- Rundamental – Istanbul, Turkey
- Samba Trail Running Club – Helsinki, Finland
- Team Run.Bo – Istanbul, Turkey
- Team Skull Crusher – Maritime Provinces, Canada
- The North Face Trail Academy – Chile – Santiago, Puerto Varas and Punta Arenas (membership fees may apply)
Last updated October 9, 2020