|Headquarters||2800 Berlin Turnpike, Newington, Connecticut|
|Parent agency||State of Connecticut|
The Connecticut Department of Transportation (often referred to as CTDOT or ConnDOT) is responsible for the development and operation of highways, railroads, mass transit systems, ports, waterways in Connecticut. 
ConnDOT manages and maintains the state highway system, and runs most of the state's ports along Long Island Sound and the Atlantic Ocean. It oversees the Shore Line East and Hartford Line commuter rail systems under the CTrail brand, and owns the Connecticut section of the New Haven Mainline used by Metro-North Railroad and Amtrak. ConnDOT also oversees the Connecticut Transit bus system.
- Home page. Connecticut Department of Transportation. Retrieved on November 12, 2009. "Connecticut Department of Transportation 2800 Berlin Turnpike Newington CT 06111"
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