You can take exit 36 from I-95N to Old Orchard Beach. Follow 195 to Ocean Park Rd in Old Orchard Beach then take Saco Ave. Follow Saco. Ave. and take a right Union Ave., then a left to West Grand Ave.
Or if you are facing the Old Orchard Beach Pier, take a right turn from the Main Street and go straight for 0.5 mile, The Edgewater is on your left. 57 West Grand Avenue.