Mountain Lakes Trail Run & Walk - Princeton, NJ

Princeton, United States • 13 Sep 2025

The Mountain Lakes Trail Run & Walk in Princeton, NJ, is a scenic event held at the Billy Johnson Mountain Lakes Nature Preserve, benefiting the Friends of Princeton Open Space. It features a 5K+ trail run and a 3K walk, both traversing a mix of paved park trails, unimproved service paths, and single-track trails with natural obstacles like rocks, roots, and logs. The run is moderately technical, while the walk is easier and includes a creek crossing via stepping stones. Limited to 200 participants, the event offers chip timing for runners and is family-friendly with a focus on environmental stewardship and community engagement. Visit the organization's website for the most recent information.

Race information

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