Ben Avon Heights, PA has a population of 349 and is the 21,639th largest city in the United States. The population density is 2,013 per sq mi which is 626% higher than the Pennsylvania average and 2122% higher than the national average. The median age in Ben Avon Heights is 46 which is approximately 13% higher than the Pennsylvania average of 41. In Ben Avon Heights, 74% of the population over 15 years of age are married, 97% speak English and 1% speak Spanish. 75% of Ben Avon Heights residents were born in Pennsylvania, 22% were born out of state, 0% were born outside of the United States and 3% were foreign born.