Pine Hill Trail is a hiking trail in Princeton, Massachusetts. It is within Wachusett Mountain State Reservation. It is 0.4 miles long and begins at 1,997 feet altitude. Traveling the entire trail is 0.8 miles with a total elevation gain of 516 feet. Wachusett Mountain (elevation 1,998 feet) is near the trailhead. There are also a parking, a viewpoint, and a picnic site.