Massachusetts Route 12

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Route 12
Route 12 highlighted in red
Route information
Maintained by MassDOT
Length	64.41 mi[1] (103.66 km)
Existed	1922–present
Major junctions
South end	Route 12 at the Connecticut state line
Major intersections	Route 16 / Route 193 in Webster US 20 from Oxford to Auburn I-90 / Mass Pike / I-290 / I-395 / US 20 in Auburn I-290 in Worcester I-190 in Worcester, West Boylston, and Sterling Route 2 in Leominster US 202 in Winchendon
North end	NH 12 at the New Hampshire state line
Location
Country	United States
State	Massachusetts
Counties	Worcester
Highway system
Massachusetts State Highway System Interstate US State
← Route 11 → Route 13
← Route 11 N.E. → Route 12A

Massachusetts Route 12 is a 64.41-mile-long (103.66 km) north-south state highway that runs through central Massachusetts from the Connecticut state line in Dudley north to the New Hampshire state line in Winchendon, where it continues as New Hampshire Route 12.