Purgatory Chasm State Reservation is located in the south-eastern part of central Massachusetts.

From the east & west: Take Mass Pike to Exit 10A, take Rt.146 south about 4 miles into Town of Sutton, take Purgatory Road Exit, take right at end of ramp onto Purgatory Road, park is 1,000 feet up the road.

From the north and south: Take Rt. 495 to Mass Pike, head West on Mass Pike to Exit 10A, take Rt.146 south about 4 miles into Sutton, take Purgatory Road Exit, take right at end of ramp onto Purgatory Road, park is 1,000 feet up the road.

From the north: Take Rt I90 south to Rt 290 south into Worcester. Take Exit 12 at Brosnihan Square onto Rt. 146 -Millbury Street. Head south on Rt. 146 about 6 miles into the Town of Sutton. Take Purgatory Road Exit, take right at end of ramp onto Purgatory Road, park is 1,000 feet up the road.