Heronry Trail is a hiking and horse trail in Groton, Massachusetts. It is within Rocky Hill Wildlife Sanctuary. It is 1.3 miles long and begins at 292 feet altitude. Traveling the entire trail is 2.7 miles with a total elevation gain of 356 feet. Near the trailhead there are an information board and parking. The Shelter Ledge rock can be seen along the trail. There are also a wetland and a viewpoint along the trail. The trail ends near the Vernal Pool wetland. There are also a rock and information guideposts near the end of the trail.
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