Quakertown is a borough in Bucks County, Pennsylvania, in the USA. As of the 2010 census, it had a population of 8,979. The borough is 16 miles (26 km) south of Bethlehem and 29 miles (47 km) north of Philadelphia, making Quakertown a border town of both the Delaware Valley and Lehigh Valley metropolitan areas. Quakertown is considered part of the Allentown−Bethlehem urbanized area and the Philadelphia−Camden−Wilmington (PA−NJ−DE-MD) MSA. Family fun around the corner with nearby Lake Nockamixon - whether you enjoy swimming, fishing, boating or a beautiful walk!