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Route 3A (northeastern Massachusetts)

Route 3A marker

Route 3A
Route information
Length: 97 mi (156 km)
Existed: 1926 – present
Southern section
Length: 53.392 mi (85.926 km)
South end: Route 3 in Plymouth
Major
junctions:
US 44 in Plymouth
Route 53 in Kingston
Route 53 in Quincy
North end: I‑93 / US 1 / Route 3 / Route 203 in Boston
Northern section
Length: 22.504 mi (36.217 km)
South end: I‑95 / US 3 / Route 128 in Burlington
Major
junctions:
Lowell Connector in Lowell
Route 110 in Lowell
Route 113 in Tyngsborough
North end: NH 3A in Hudson, NH
Location
Counties: Plymouth, Norfolk, Suffolk, Middlesex
Highway system
Route 3 Route 3B
Route 6 N.E. Route 6B

Route 3A marker

Route 3A is a state highway in eastern Massachusetts, which parallels Route 3 and U.S. Route 3 from Cedarville in southern Plymouth to Tyngsborough at the New Hampshire state line.

Route 3A has two major posted segments, separated by a lengthy concurrency with Route 3 and US 3. Its southern portion parallels Route 3 from Cedarville in southern Plymouth to Neponset in the Dorchester area of Boston. Towns and cities that Route 3A traverse along its path include Plymouth, Kingston, Duxbury, Marshfield, Scituate, Cohasset, Hingham, Weymouth and Quincy.


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Wikipedia

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