East Bangor is a borough in Northampton County, Pennsylvania, United States, and is located in the Lehigh Valley region of the state. It is part of Pennsylvania's Slate Belt.The population of East Bangor was 1,172 at the 2010 census.GeographyEast Bangor is located at .According to the United States Census Bureau, the borough has a total area of, of which, or 9.64%, is water.DemographicsAs of the census of 2000, there were 979 people, 387 households, and 261 families residing in the borough. The population density was 1,304.1 people per square mile (504.0/km2). There were 417 housing units at an average density of 555.5 per square mile (214.7/km2). The racial makeup of the borough was 98.98% White, 0.20% African American, 0.10% Native American, 0.20% from other races, and 0.51% from two or more races. Hispanic or Latino of any race were 0.51% of the population.There were 387 households, out of which 32.8% had children under the age of 18 living with them, 49.6% were married couples living together, 12.4% had a female householder with no husband present, and 32.3% were non-families. 25.6% of all households were made up of individuals, and 9.6% had someone living alone who was 65 years of age or older. The average household size was 2.53 and the average family size was 3.03.