Barnum station is a planned regional rail station to be located on the Metro-North Railroad's New Haven Line in East Bridgeport, Connecticut. The station will be named after the circus showman and former Bridgeport mayor P. T. Barnum, and will be located on the south side of Barnum Avenue between Seaview Avenue and Pembroke Street. A feasibility study was released in July 2013, followed by preliminary planning funding in July 2014 and an application for planning funding in June 2015. By January 2017, the station was planned to open in 2021. However, the project was indefinitely postponed in January 2019.

The New Haven Line is a 72.7 mi (117.0 km) commuter rail line operated by the Metro-North Railroad in the U.S. states of New York and Connecticut. Running from New Haven, Connecticut, to New York City, the New Haven Line joins the Harlem Line in Mount Vernon, New York, and continues south to Grand Central Terminal in Manhattan. The New Haven Line carries 125,000 passengers every weekday and 39 million passengers a year. The busiest intermediate station is Stamford, with 8.4 million passengers, or 21% of the line's ridership.