Logo

Lost Brook Trail Race

Tenafly, United States • 30 Mar 2025

The Lost Brook Trail Race, taking place at Tenafly Nature Center, offers participants a choice between a 5K and 10K trail run through the scenic Lost Brook Preserve. This event, which began in 2010, aims to promote outdoor activity while supporting the center's mission of conservation and education. Runners will navigate winding paths through lush forests, showcasing the area's natural beauty. Registration is available online, with walk-up options on the event day. Proceeds from the race will benefit the Tenafly Nature Center, continuing a fundraising tradition that has been in place for over four decades. Visit the organization's website for the most recent information.

United States New Jersey Tenafly

Race information

Website Registration
10 km
10k
5 km
Visit the organization's website for the most recent information.
Trail runs nearby

SOMO Winter Trail Series

South Orange

Hit the trails at South Mountain Reservation on January 10, 2026 for NJ Trail Series SOMO Winter 3, with 5K, 10K and 13.1 mile looped courses over hills and single track. Aid stations, on site registration and a giveaway add winter race day..

Frosty Fat Sass

West Orange

Join the ninth annual Frosty Fat Sass at South Mountain Reservation, a fundraiser for the South Mountain Conservancy. Choose a 5K, timed 3 or 6 hour loop or rucking division on a rugged, rocky 5K trail.

Morris County Empanada Trail Run

Morris Plains

Join the Morris County Empanada Trail on March 29 in Morris Plains NJ with 5K and 10K runs over scenic mixed terrain. Entry includes a long sleeve shirt, finisher medal and an empanada with proceeds benefiting the Arthritis Foundation.

Squatchy Onesie Fest “5K-Marathon”

Mahwah

Squatchy Onesiefest 5K at Ramapo Valley is a festive trail run with a handcrafted finisher medal and awards for onesie wearers. Limited to 200, the flat gravel loop welcomes road shoes and offers aid and parking.