Bridgeport is a borough in Montgomery County, Pennsylvania, 18 mi (29 km) north of Philadelphia on the Schuylkill River. Former industries included paper, flour, cotton, woolen mills, steel works, and brickyards. Bridgeport is 6 mi (9.7 km) east of Valley Forge, Pennsylvania. In 1777, during the American Revolutionary War, General George Washington and the Continental Army passed through Bridgeport on their way to their winter encampment in Valley Forge. 3,097 people lived in Bridgeport in 1900; 3,860 in 1910; and 5,904 in 1940. The population was 4,554 at the 2010 census.
According to the United States Census Bureau, the borough has a total area of 0.8 square miles (2.1 km2), of which 0.6 square miles (1.6 km2) is land and 0.1 square miles (0.26 km2) (13.33%) is water.
The climate in this area is characterized by hot, humid summers and generally mild to cool winters. According to the Köppen Climate Classification system, Bridgeport has a humid subtropical climate, abbreviated "Cfa" on climate maps.
As of the 2010 census, the borough was 79.8% White, 7.9% Black or African American, 0.3% Native American, 2.8% Asian, and 3.4% were two or more races. 12.8% of the population were of Hispanic or Latino ancestry .