Connecticut Route 80

Route 80
Map of southern Connecticut with Route 80 highlighted in red
Route information
Maintained by CTDOT
Length25.91 mi (41.70 km)
Existed1932–present
Major junctions
West end I-91 / Route 17 in New Haven
Major intersections
East end Route 154 in Deep River
Location
CountryUnited States
StateConnecticut
CountiesNew Haven, Middlesex
Highway system
  • Connecticut State Highway System
Route 79 Route 81

Connecticut Route 80 is a 25.9 mile highway that runs through south-central Connecticut. The route runs from Interstate 91 (I-91) in Quinnipiac Meadows neighborhood of New Haven east to Route 154 in Deep River. Route 80 runs within 5 miles of many town squares- including Downtown New Haven.