April ultramarathons in New York, United States

Repeated 50km loops on mixed trail surfaces, with about 1,300 feet of climbing per loop and changeable Central New York spring weather

Flat, certified looped course with chip timing and a six-hour limit; only completed laps count toward total distance

Scenic 50k route from Sunken Meadow on Long Island’s North shore through towns and trails to Heckscher State Park, including a pass under Sunrise Hwy

33-mile urban route across four boroughs with over 3,500 feet of elevation, 90 stair sets, city streets, bridges, parks, and dirt trails

One-mile park loop course with 24-hour run or walk options, flexible pacing, and a well-stocked aid station at the start/finish

77.7-mile relay course encircling Seneca Lake with rushing inlets, waterfalls, and sunlit shoreline views

Single-loop course on country and dirt roads following Sybil Ludington’s historic ride, with Revolutionary War landmarks near Carmel.

Flat, fast road marathon in East Meadow, centered on Eisenhower Park with live music, festival energy, and local crowd support.