Head west toward Groton on Route 119. Take a left on Old Ayer Road, just before coming in to Groton. Distance from start of Old Ayer Road is 2.0 miles.
Hospital is on the right.
Follow route 110 to Ayer rotary, turning right off the rotary on to Main Street, immediately beyond McDonald's. Follow Main Street to third right, Washington Street, which becomes Groton Road. Hospital is 1.7 miles from start of Washington Street, on the left. Continue as above. Continue as above .