Mary Smith Hill Trail is a hiking trail in Delaware County, New York. It is within Delaware Wild Forest and Catskill Park. It is 4.0 miles long and begins at 2,235 feet altitude. Traveling the entire trail is 8.1 miles with a total elevation gain of 2,677 feet. Mary Smith Hill (elevation 2,776 feet) can be seen along the trail. There is also a viewpoint along the trail.