Allenport, PA has a population of 673 and is the 17,709th largest city in the United States. The population density is 694 per sq mi which is 150% higher than the Pennsylvania average and 666% higher than the national average. The median age in Allenport is 44 which is approximately 7% higher than the Pennsylvania average of 41. In Allenport, 57% of the population over 15 years of age are married, 98% speak English and 2% speak Spanish. 97% of Allenport residents were born in Pennsylvania, 3% were born out of state, 0% were born outside of the United States and 0% were foreign born.