Logo

Mountain Lakes Trail Run & Walk - Princeton, NJ

Princeton, United States • 13 Sep 2025

Mountain Lakes Trail Run & Walk in Princeton, New Jersey offers a 5K+ trail run and a 3K walk through Billy Johnson Mountain Lakes Nature Preserve, with HQ at Community Park North Amphitheater. The course blends roughly 10% paved park trails, 30% utility service right‑of‑ways, and 60% single‑track terrain with rocks, roots, and logs. Proceeds benefit Friends of Princeton Open Space as part of Princeton Athletic Club support.

The walk is not timed; run timing may be at the finish (gun or chip). Registration is online only and limited to 200 participants. The event is on sabbatical for 2025 due to restoration. Visit the organization's website for the most recent information.

United States New Jersey Princeton

Race information

Website Registration
5 km
5k+ Run
3k Walk
Visit the organization's website for the most recent information.
Trail runs nearby

Veterans Day 5K - Richboro

Richboro - 20 mi from Princeton

Celebrate Veterans Day with a scenic 5K at Tyler State Park in Richboro and help fund scholarships for American veterans. Choose the 3.1 mile race, a 1 mile fun run, or a virtual option for all abilities.

Hashathon 6-Mile Treacherous Trail Run

Matawan - 23 mi from Princeton

Take on the treacherous six mile trail at Cheesequake State Park in the 45th annual HASHATHON on November 9, 2025. Support local EMS charities and celebrate afterward with pizza, beer, raffles and prizes.

Bill Bruno Alumni Cross Country Run

Holmdel - 25 mi from Princeton

Join the 8th annual Bill Bruno Alumni Cross Country Run at Holmdel Park on November 15, 2025 for community 5K and 3K races. Expect team and individual competition, chip timing, and a commemorative mug for the first 150 entrants.

Last Chance XC Championships

Clark - 26 mi from Princeton

Chase a fast PR at the Last Chance XC Championships in Oak Ridge Park, Clark NJ on November 16. The USATF New Jersey 8k championship runs on a double loop pancake flat course, with personalized bibs, oversized medals and free action photos.

Trail Run For Veterans Housing

Sayreville - 17 mi from Princeton

Join the Old Bridge Sayreville Rotary Club for a 5K trail run and walk on Sunday, November 16, 2025 at Sayreville Sports Complex to support veterans housing. Rain or shine event with dog tags for all and shirts for preregistered runners.

Winter Wonder Run 6K at the Institute Woods

Princeton

Join the Winter Wonder Run 6K through the scenic trails of Institute Woods in Princeton on Saturday December 6, 2025. Enjoy a crisp cross country course with limited field size for a cozy, community race.