Connecticut Route 81
Map of Middlesex County in southern Connecticut with Route 81 highlighted in red | ||||
| Route information | ||||
| Maintained by CTDOT | ||||
| Length | 15.75 mi (25.35 km) | |||
| Existed | 1932–present | |||
| Major junctions | ||||
| South end | US 1 in Clinton | |||
| I-95 in Clinton Route 9 in Haddam | ||||
| North end | Route 154 in Haddam | |||
| Location | ||||
| Country | United States | |||
| State | Connecticut | |||
| Counties | Middlesex | |||
| Highway system | ||||
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Route 81 is a state highway in Connecticut from Clinton center through Killingworth center to the village of Higganum in the town of Haddam.