Pine Grove Mills, Pennsylvania
Pine Grove Mills is an unincorporated community, village, and census-designated place (CDP) in Ferguson Township, Centre County, Pennsylvania, United States. It is part of the State College, Pennsylvania Metropolitan Statistical Area. The population was 1,481 at the 2020 census. Geography Pine Grove Mills is located in southern Centre County at (40.735391, -77.884043), near the southern border of Ferguson Township, which is the Centre County/Huntingdon County line. The town is in the Nittany Valley at the base of Tussey Mountain (often called Pine Grove Mountain by residents), a long ridge that in part forms the southern edge of the valley. According to the United States Census Bureau, the CDP has a total area of , all land. Pine Grove Mills is south of State College at the intersection of State Highways 26 and 45. PA 26 turns south to cross Tussey Mountain into Huntingdon County, while PA 45 continues southwest in the valley, also entering Huntingdon County. Demographics As of the census of 2010, there were 1,502 people, 595 households, and 403 families residing in the CDP. The population density was . There were 639 housing units at an average density of 150.5/sq mi (58.1/km). The racial makeup of the CDP