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SMR Mayapple Trail Runs

Millburn, United States • 17 May 2025

The SMR Mayapple Trail Runs, held annually in South Mountain Reservation, Millburn, NJ, offer a variety of trail race distances including 50 miles, 50K, 20 miles, 10 miles, 5 miles, and a Kids 1-Mile Run. The event features three main loops—east (10.5 miles), west (10.2 miles), and a challenging 5-mile counterclockwise loop—through forested terrain with a mix of gravel roads, technical single-track trails, rolling hills, and steep climbs totaling about 1,500 feet of ascent. Aid stations are placed every five miles, providing hydration and snacks. The race supports the South Mountain Conservancy’s mission and is volunteer-run, with convenient access via NJ Transit from NYC. Visit the organization's website for the most recent information.

United States New Jersey Millburn

Race information

Website Registration
50 mi
1500 m+
50 Miler
50 km
1500 m+
50k
20 mi
1500 m+
20 Miler
10 mi
1500 m+
10 Miler
5 mi
5 Miler
Kids 1 Mile Run
Visit the organization's website for the most recent information.
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