Maine State Route 3

State Route 3 (abbreviated SR 3) is a 120.67-mile (194.20 km) long state highway located in southern Maine. Its western terminus is at State Route 8, State Route 11 and State Route 27 in Augusta. Its eastern terminus is at State Route 102 and State Route 198 in Mount Desert. As its single-digit number indicates, it is a major regional highway, connecting the Interstate 95 corridor to the Atlantic coast. Major cities and towns along the length of SR 3 include Augusta, Belfast, Ellsworth, and Bar Harbor. Nearly one-third of the overall length of SR 3 is overlapped by U.S. Route 1.

Maine State Route 3

State Route 3 (abbreviated SR 3) is a 120.67-mile (194.20 km) long state highway located in southern Maine. Its western terminus is at State Route 8, State Route 11 and State Route 27 in Augusta. Its eastern terminus is at State Route 102 and State Route 198 in Mount Desert. As its single-digit number indicates, it is a major regional highway, connecting the Interstate 95 corridor to the Atlantic coast. Major cities and towns along the length of SR 3 include Augusta, Belfast, Ellsworth, and Bar Harbor. Nearly one-third of the overall length of SR 3 is overlapped by U.S. Route 1.