Doylestown is a borough in Bucks County, Pennsylvania, 27 miles (43 km) north of Philadelphia. At the turn of the century in 1900, 3,034 people lived in the borough of Doylestown, and in 1910, 3,304 people lived there. As of the 2000 census, the borough population was 8,227. The borough is the county seat of Bucks County.