Maine State Route 91

State Route 91 (SR 91) is a short state highway in southwestern Maine. It runs for 7.83 mi, connecting the towns of South Berwick and York.

Route description
SR 91 begins at an intersection with U.S. Route 1 (US 1) in York. The highway proceeds out of town to the northwest towards South Berwick, just nicking the corner of Eliot along the way. The first 3 mi of the route follow the York River towards South Berwick. SR 91 passes under Interstate 95 (the Maine Turnpike) without an interchange, then has its northern terminus at SR 236.