50K ultramarathons in Kentucky, United States

Scenic 31-mile route from Brandenburg's Riverfront Park to downtown Elizabethtown, challenging summer conditions, varied roadways, self-supported format

Repeated loops in opposite directions through Beckley Creek Park, with technical singletrack, paved stretches, and frequent trail encounters

Scenic loop through shaded woodland, rocky climbs, creekside trail and waterfalls, with technical footing and runnable stretches.

2.6-mile loop race with 40-minute intervals, 50K distance over 12 continuous laps, variable conditions and strategic pacing under time cut-offs

Out-and-back 50K on the historic Bike & Hike Trail: crushed gravel, quiet woods, and a handful of climbs and descents in Mammoth Cave National Park.

Fast, flat, multi-loop 50K on a USATF-certified asphalt greenway, winding through shaded areas and small lakes, with spectator-friendly access and amenities

Single-track 50k route through Jefferson Memorial Forest, challenging elevation, seasonal trail conditions, and Louisville skyline views

103-mile ultra in Kentucky’s Daniel Boone National Forest, with long remote forest stretches, backcountry feel, and start/finish at Leslie County RV Park.

Hilly 15.7-mile loop with 2,300 feet of elevation gain per lap through the Harry S. Frazier Scout Reservation, Crooked Creek Trail sections, and bourbon country

50K from Natural Bridge State Resort Park through Red River Gorge, with road, singletrack and fire road past Gray’s Arch, Sky Bridge and Auxier Ridge.

Continuous singletrack through forested hills, rugged terrain, and technical sections with significant elevation changes in a remote, natural setting

Rugged forest terrain on sections of the Sheltowee Trace in Daniel Boone National Forest, with a low-key backcountry atmosphere.