Colonial Park is an unincorporated community and census-designated place (CDP) in Lower Paxton Township, Pennsylvania, United States. The population was 13,229 at the 2010 census. It is part of the Harrisburg–Carlisle Metropolitan Statistical Area. It uses the Harrisburg ZIP code of 17109 and hosts a great deal of the area's retail activity, including the Colonial Park Mall.

Lower Paxton is a township in Dauphin County, Pennsylvania, United States. The population was 53,501 at the 2020 census. It is the most populous municipality in Dauphin County and the 17th-most populated municipality in the state.