The new Mercer County map is here! Thanks to all those that helped in creating the new map. Look for new trail markers as well.

Mercer County Park - 2014 - NJTrails
Mercer County Park - 2017 - County Official

If you would like to receive a color 8.5"x 14" map please send a Self Addressed Stamped Envelope to SMART:

Save Mercer And Ride the Trails
PO Box 673
Princeton Junction, NJ 08550

IMPORTANT NOTE: If you have purchased the recently published guide book "Mountain Biking in New Jersey" by Christopher MacKinnon, it has maps of Mercer County Park trails based on the old alphabetic trailmarking scheme.

Please contact SMART for a new map showing the current trailmarking scheme.