State Route 17 (abbreviated SR 17) is part of Maine's system of numbered state highways, located in the south central part of the state. It is a major regional route running for 131.21 miles (211.16 km) from an intersection with State Route 4 in Oquossoc to an intersection with U.S. Route 1 and U.S. Route 1A in Rockland. SR 17 travels through parts of Franklin, Oxford, Androscoggin, Kennebec, Lincoln and Knox counties.