Derry Township, Westmoreland County, Pennsylvania

Derry Township,
Westmoreland County,
Pennsylvania
Derry Township,; Westmoreland County,; Pennsylvania
Township
	Keystone State Park is in Derry Township
	Map of Westmoreland County, Pennsylvania Highlighting Derry Township
	Map of Pennsylvania highlighting; Westmoreland County
Country	United States
State	Pennsylvania
County	Westmoreland
Settled	1763
Incorporated	1775
Named for	Derry
Area
• Total	96.28 sq mi (249.37 km2)
• Land	95.09 sq mi (246.29 km2)
• Water	1.19 sq mi (3.08 km2)
Population (2020)
• Total	13,631
• Estimate (2018)	13,944
• Density	148.36/sq mi (57.28/km2)
Time zone	UTC-5 (Eastern (EST))
• Summer (DST)	UTC-4 (EDT)
FIPS code	42-129-18968
Website	http://www.derrytownship.com

Derry Township is a township in Westmoreland County, Pennsylvania, United States. It surrounds the borough of Derry, which is a separate municipality. As of the 2020 census, the township population was 13,631.^[2]

It was named after the city of Derry by Scots-Irish settlers.^{[citation needed]}

^ "2016 U.S. Gazetteer Files". United States Census Bureau. Retrieved August 14, 2017.
^ ^a ^b "US 2020 Census".
^ Bureau, U. S. Census. "U.S. Census website". United States Census Bureau. US Census Bureau. Retrieved December 1, 2019.