New Jersey Route 181

Route 181
Route information
Maintained by NJDOT
Length	7.47 mi[1] (12.02 km)
Existed	1974–present
Major junctions
South end	Route 15 in Jefferson Township
North end	Route 15 in Sparta Township
Location
Country	United States
State	New Jersey
Counties	Morris, Sussex
Highway system
New Jersey State Highway Routes Interstate US State Scenic Byways
← Route 180 → Route 182

Route 181 is a 7.47-mile (12.02 km) state highway in Jefferson Township and Sparta Township in New Jersey. The highway begins in Jefferson Township at a cloverleaf interchange with Route 15 and Espanong Road. Route 181 serves as the local route through Woodport, serving the eastern shores of Lake Hopatcong as well as the main road through the center of Sparta. The route terminates at a jughandle with Route 15 in Sparta.

Route 181 originated as an alignment of State Highway Route 6-A through Woodport and Sparta, which became Route 15 in the 1953 state highway renumbering. In 1974, Route 181 was designated as Route 15 was moved onto a freeway bypass of Sparta.