From Allentown/Bethlehem, PA
Take 22E to the Rt. 191 Nazareth Pike exit. Make a left at the end of the off ramp. Take 191 to the light at Easton Rd (Pass the Nazareth Speedway on left). Make a left onto S Broad St (2nd light). Follow S Broad until you see Jacobsburg Rd on your right (at the top of a slight hill). Make that right onto Jacobsburg Rd and follow. At fork in the road keep right onto Belfast Rd. Look for parking lot on the right.
Excellent trails for running.