Doylestown, PA has a population of 8,305 and is the 4,573rd largest city in the United States. The population density is 3,850 per sq mi which is 1289% higher than the Pennsylvania average and 4150% higher than the national average. The median age in Doylestown is 53 which is approximately 30% higher than the Pennsylvania average of 41. In Doylestown, 57% of the population over 15 years of age are married, 91% speak English and 4% speak Spanish. 58% of Doylestown residents were born in Pennsylvania, 35% were born out of state, 1% were born outside of the United States and 6% were foreign born.