- Southern Terminus:
- Main Street (CT 35) in Ridgefield
- Northern Terminus:
- Titicus Road (NY 116) at the Connecticut-New York state line
- 4.24 miles
CT 116 is a short extension of NY 116 into Connecticut. It changes names from Titicus Road to North Salem Road at the state line and curves toward the south. After a few miles, it changes names to become Main Street and ends at CT 35. The entire length is a two-lane undivided road.