Find your next finish line.
Race courses across 3 countries — indexed, searchable, with course data where it exists.
Boise Greenbelt Relays & 50 Mile Ultra
Boise, ID · USMay 9, 2026Course mapResults published
Running50mi
3 finishers (2025)
Berryman 50 Mile and Marathon Trail Races
Berryman, MO · USMay 16, 2026
Running50mimarathon
In It For The Long Run
Huntsville, AL · USMay 16, 2026
Running10k50k50mi5k+2
KEYS100 Ultramarathon
Key West, FL · USMay 16, 2026Results published
Running50mi
286 finishers (2024)
Highball to Thurmond Ultra & Relay
Thurmond, WV · USMay 17, 2026
Running50k50mi
Farmstand 50
Pueblo, CO · USMay 24, 2026
Running50mi
Weld Your Mettle Running Festival
Eaton, CO · USMay 30, 2026Course map
Running50k50mimarathon
Cycle the Campus 2026
Rochester Hills, MI · USJune 6, 2026
Running10k50miKids Option
WNC Flyer
Brevard, NC · USJune 7, 2026
Running50k50mi
Summer Trail Fest Ultra 50 Mile, 50K, Half Marathon, & 5 Miler
Laingsburg, MI · USJune 13, 2026Course map
Running50k50mihalf
Trail Rail Run
St. Regis, MT · USJune 20, 2026
Running50k50mi5k
Hell Hath No Hurry
Carnegie, PA · USJune 27, 2026
Running10k50k50mi
The North Face Endurance Challenge - Washington DC
Sterling, VA · USJune 27, 2026
Running50mi
Pelham 250th Run
Pelham, NY · USJuly 4, 2026
Running50mi
Silverheels Trail Runs
Como, CO · USJuly 10, 2026Results published
Running50mi
217 finishers (2025)
Dawg Gone Long Run 50k/50 Miler
Waynesville, OH · USJuly 11, 2026Results published
Running50k50mi
89 finishers (2025)
Splash Dash
Cressona, PA · USJuly 18, 2026
Running50mi
Burning River
Cuyahoga Falls, OH · USJuly 25, 2026Course mapResults published
Running50mimarathon
892 finishers (2025)
Lean Horse Ultra Marathon
Custer, SD · USJuly 31, 2026
Running50mimarathon
Philmont Trail Race
Cimarron, NM · USAugust 1, 2026
Running50mihalfmarathon
Sheep Mountain Trail Runs
Fairplay, CO · USAugust 1, 2026Results published
Running50k50mihalf
169 finishers (2025)
Trail of the Dragon 50K/50mile Run
Ida Grove, IA · USAugust 1, 2026Course mapResults published
Running50k50mi
33 finishers (2025)
WiMi Wish Ride
Marinette, WI · USAugust 8, 2026
Running50mi
Buffalo Bicycle Classic
Boulder, CO · USSeptember 13, 2026
Running50miKids Option
Peninsula Century Fall Challenge
Sister Bay, WI · USSeptember 19, 2026
Running50mi
Pilot Mountain to Hanging Rock Ultra
Danbury, NC · USSeptember 19, 2026Course mapResults published
Running50k50mi
362 finishers (2025)
11th Annual Plattsburgh Tour de Force Charity Run and Bike Race
Plattsburgh, NY · USSeptember 20, 2026Results published
Running10k50mi5khalf
225 finishers (2025)
Red Feather Trail Jamboree
Red Feather Lakes, CO · USSeptember 25, 2026Course map
Running50k50mihalf
Lobo Cancer Challenge
Albuquerque, NM · USSeptember 26, 2026
Running50mi5kKids Option
Sangre de Cristo Trail Festival
Westcliffe, CO · USSeptember 26, 2026Results published
Running50k50mi
131 finishers (2025)
Vermont 50 Mountain Bike or Ultra Run
Brownsville, VT · USSeptember 27, 2026
Running50k50miKids Option
Saddle2Surf
Norco, CA · USOctober 4, 2026Results published
Running50k50mi
34 finishers (2025)
CanLake Ultras
Canandaigua, NY · USOctober 10, 2026Results published
Running50k50mi
86 finishers (2025)
Midstate Massive Ultra Trail
New Ipswich, NH · USOctober 10, 2026
Running50mi
Indian Creek Trail Runs
Sedalia, CO · USOctober 17, 2026Results published
Running50mi
174 finishers (2025)
Walk. Run. Bike. for Remember Nhu.
Warren, OH · USOctober 24, 2026
Running50mi5k
MCRRC Stone Mill 50 Mile Run
Montgomery Village, MD · USNovember 7, 2026Course mapResults published
Running50mi
250 finishers (2019)
EBEF Bear Crawl: A 5K Run/Walk
East Brunswick, NJ · USNovember 15, 2026Results published
Running50mi5k
428 finishers (2025)
Colorado River Run 100 Mile • 50 Mile • 50K • Marathon • Half Marathon • 10K • 5K
Marble Falls, TX · USNovember 27, 2026
Running10k50k50mi5k+2Kids Option
Crooked Creek Ultra Trail Race
Shepherdsville, KY · USDecember 5, 2026Course map
Running50mi5khalfmarathon
Last Chance Ultra
Rogersville, MO · USDecember 5, 2026Results published
Running50k50mi
51 finishers (2025)
Daytona 100 Ultra
Jacksonville Beach, FL · USDecember 12, 2026
Running50mimarathon
Emerald Coast Ultra
Pensacola, FL · USDecember 12, 2026
Running50k50mi
Star of Texas Holiday Victory Lap: 50 Miler • 50K • Marathon • Half Marathon • 10K • 5K
Spicewood, TX · USDecember 13, 2026
Running10k50k50mi5k+2
Avalon Benefit 50 Mile/50K Run
Avalon, CA · USJanuary 9, 2027
Running50k50mi
San Diego 50 & Trail Runs
Escondido, CA · USJanuary 9, 2027Course map
Running50mi5khalfmarathonKids Option
Lake Vian Hilltop Run
Vian, OK · USFebruary 27, 2027Results published
Running50k50mi5khalf+1
1 finishers (2025)
Land Between the Lakes - The Great American Trail Race
Grand Rivers, KY · USMarch 13, 2027Results published
Running50mimarathon
619 finishers (2026)