Massachusetts Route 181

Route 181
Map of western Massachusetts with Route 181 highlighted in red
Route information
Maintained by MassDOT
Length:	9.43 mi (15.18 km)
Major junctions
South end:	US 20 in Palmer
North end:	US 202 / Route 21 in Belchertown
Location
Counties:	Hampden, Hampshire
Highway system
Massachusetts State Highway System Interstate US State ← Route 177 Route 183 →

Route 181 is a 9.43-mile (15.18 km) long north–south state highway in Massachusetts starting at an intersection with U.S. Route 20 in Palmer, located in Hampden County. The route crosses the Mass Pike (Interstate 90), but does not intersect. The route crosses through the Bondsville section of Palmer, crossing into Hampshire County, where it enters Belchertown. In Belchertown, Route 181 comes to an end at a junction with the concurrent U.S. Route 202 and Route 21.

Route 181 begins at an intersection with U.S. Route 20 (Wilbraham Street / North Main Street) in Palmer. The route proceeds north along Sykes Street, crossing through downtown Palmer. After Fletcher Street, Route 181 proceeds north under the Mass. Pike (I-90) and parallels the Quaboag River. Leaving downtown Palmer, the route crosses over some railroad tracks and the two-lane road makes a dart to the northwest before Bourne Street. After Bourne Street, Route 181 continues north on Sykes Street, crossing Main Street in the center of a commercial section.