Gibsonia, PA has a population of 2,640 and is the 9,496th largest city in the United States. The population density is 686 per sq mi which is 148% higher than the Pennsylvania average and 658% higher than the national average. The median age in Gibsonia is 40 which is approximately 3% lower than the Pennsylvania average of 41. In Gibsonia, 71% of the population over 15 years of age are married, 96% speak English and 0% speak Spanish. 79% of Gibsonia residents were born in Pennsylvania, 17% were born out of state, 0% were born outside of the United States and 4% were foreign born.