Route 123 | ||||
|---|---|---|---|---|
 Map of Fairfield County in southwestern Connecticut with Route 123 highlighted in red | ||||
| Route information | ||||
| Maintained by CTDOT | ||||
| Length | 8.37 mi[1] (13.47 km) | |||
| Existed | 1932 (realigned 1934)–present | |||
| Major junctions | ||||
| South end |  US 1 in Norwalk | |||
  Route 15 / Merritt Parkway in Norwalk | ||||
| North end |  NY 123 in Lewisboro, NY | |||
| Location | ||||
| Country | United States | |||
| State | Connecticut | |||
| Counties | Fairfield | |||
| Highway system | ||||
| ||||
| ||||
Route 123 is a secondary state highway in southwestern Connecticut from Norwalk to the New York state line near the town of Lewisboro.
- ^ Connecticut State Highway Log Archived 2015-09-05 at the Wayback Machine