Chalfont is a home rule municipality located in Bucks County, Pennsylvania, United States. The population was 4,009 at the 2010 census. Chalfont is named after Chalfont St Giles in Buckinghamshire, England. Chalfont was the home of William Penn's first wife, and William Penn is buried at Jordans Quaker Meeting House near Chalfont St Giles. The Chalfont Historic District is listed on the National Register of Historic Places and contains many American colonial and Victorian-style houses.