50K April ultramarathons in United States (New England)

Jeep trails and singletrack paths through Mt. Toby’s varied terrain, early-season race atmosphere

Hilly 50k route over rugged dirt roads and pavement in Vermont, 3,726 feet of elevation, unpredictable weather, and well-stocked aid stations.

3.1-mile varied trail loop completed hourly, flexible distance and pacing, supportive atmosphere with no DNFs or penalties

Three 10.5-11 mile loops on rolling, rocky Metacomet Trail singletrack and double-track, with uneven footing and constant ups and downs.

Twisty, rocky 50K and 50-mile routes at Blue Hills Reservation, starting and finishing at Houghton’s Pond; challenging navigation through rugged terrain.

50K on gently rolling Jericho Town Forest trails, with smooth, relatively flat loops through wooded singletrack in Weston, Massachusetts.

Fast, mostly flat paved loops around Lake Waramaug, with rolling rhythm, wide water views, and a classic New England ultra atmosphere.

50K and 50-mile options on vehicle-free gravel park roads in Cobscook Bay State Park, using a modified Backyard Ultra loop format.