Route 66 highlighted in red | ||||
Route information | ||||
Maintained by MassDOT | ||||
Length | 13.65 mi[1] (21.97 km) | |||
Major junctions | ||||
West end | ![]() | |||
East end | ![]() | |||
Location | ||||
Country | United States | |||
State | Massachusetts | |||
Counties | Hampshire | |||
Highway system | ||||
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Route 66 is a state highway in the U.S. state of Massachusetts. The highway runs 13.65 miles (21.97 km) from Route 112 in Huntington east to Route 9 in Northampton. Route 66 connects the western Hampshire County towns of Huntington, Westhampton, and Northampton and passes through Smith College at its eastern end.