State Highway located in Central Costal Maine
State Route 230 (SR 230) is a 14.15-mile-long (22.77 km) state highway located in Hancock County in central coastal Maine. Its southern terminus is at State Route 3 in Trenton, and its northern terminus is at U.S. Route 1 and State Route 3 in Ellsworth. SR 230 serves as a coastal alternate to SR 3 running along the Mount Desert Narrows and Union River. It is signed as a north–south highway, but occupies an L-shaped alignment running west, southwest, then north.