Mountain Lakes Trail Run & Walk - Princeton, NJ

Princeton, United States • 13 Sep 2025

The Mountain Lakes Trail Run & Walk is an annual event held at the Billy Johnson Mountain Lakes Nature Preserve in Princeton, NJ, benefiting the Friends of Princeton Open Space. Participants can choose between a 5K+ trail run and a 3K walk, featuring a mix of paved trails and natural terrain. The event promotes outdoor activity while supporting conservation efforts in the area.

Registration is limited, and participants are encouraged to preregister online. The walk is non-competitive and family-friendly, while the run may include chip timing. Proceeds from the event help maintain and protect local open spaces. 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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