Esker Trail is a hiking trail in Concord, Massachusetts. It is within Estabrook Woods. It is 0.6 miles long and begins at 185 feet altitude. Traveling the entire trail is 1.3 miles with a total elevation gain of 152 feet. Along the trail there are a wetland and a viewpoint. The trail ends near the Lime Kiln Ruins attraction and the 2 Miles North Bridge information.