Bridgeport station is a shared Amtrak, Metro-North Railroad, and CTrail train station along the Northeast Corridor serving Bridgeport, Connecticut and nearby towns. On Metro-North, the station is the transfer point between the Waterbury Branch and the main New Haven Line. Amtrak's inter-city Northeast Regional and Vermonter service also stop at the station, as do some CTrail Shore Line East trains. In addition the transfer point for Greater Bridgeport Transit Authority buses, the departure point for the Bridgeport & Port Jefferson Ferry across Long Island Sound to Port Jefferson, New York, and both the Total Mortgage Arena and the Hartford Healthcare Amphitheater are located adjacent to the station.

CT Rail, stylized as CTrail, is the brand for commuter rail services overseen by the Connecticut Department of Transportation (CTDOT), in the U.S. state of Connecticut, with some service extending into Massachusetts. CTDOT oversees two lines: Shore Line East, between New Haven and New London, Connecticut, and the Hartford Line, from New Haven, through Hartford, to Springfield, Massachusetts.