50K ultramarathons in Kentucky, United States in 2026

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