Route 111 (Connecticut)

Route 111
Map of Fairfield County in southwestern Connecticut with Route 111 highlighted in red
Route information
Maintained by ConnDOT
Length:	11.71 mi (18.85 km)
Existed:	1932 – present
Major junctions
South end:	Route 15 in Trumbull
	Route 25 in Trumbull
North end:	Route 34 in Monroe
Location
Counties:	Fairfield
Highway system
Routes in Connecticut Interstate U.S. State SSR SR ← Route 110 Route 112 →

Route 111 is a state highway in southwestern Connecticut, United States, running from the Merritt Parkway (Route 15 in Trumbull to Route 34 in Monroe. The junction with the Merritt Parkway is currently the only single-point urban interchange (SPUI) in the entire state.

Route 111 starts as Main Street at an intersection with the Meritt Parkway (Route 15) in Trumbull, just north of the Bridgeport city line. South of Route 15, Main Street continues for another 0.3 miles (0.48 km) to the Bridgeport line as an unsigned state highway with designation State Road 731 and provides access to the Westfield Trumbull mall. Route 111 proceeds north, traveling near Island Brook Park, before intersecting Route 127 about 1.8 miles (2.9 km) north of Route 15. Route 111 continues north, paralleling Route 25 through the Long Hill section of Trumbull, then turns northeast to intersecting Route 25. Beyond the junction with Route 25, Route 111 is known as the Monroe Turnpike, which heads on a northerly track towards Monroe. It passes by the Century Plaza shopping center in Monroe and intersects Route 110 at the town center. It continues north, reaching its end at Route 34 in the Stevenson section of Monroe.