Warminster Township (also referred to as Warminster) is located in Bucks County, Pennsylvania, United States. It was formally established in 1711. The township is 13.7 miles north of Philadelphia and had a population of 33,603 according to the 2020 U.S. census.
The town was called Warminster Township as early as 1685, before its borders were formally established in 1711. It was originally part of Southampton Township, which was founded in 1682 by William Penn. Warminster was named after a small town in the county of Wiltshire, at the western extremity of Salisbury Plain, England. Warminster, Pennsylvania was mostly settled by English and Scotch-Irish colonists after William Penn received a grant of land in the area from King Charles, II. It was the site of the Battle of Crooked Billet during the Revolutionary War, which resulted in a resounding defeat for George Washington's colonial troops.