York County, Maine

York County
County
York County Courthouse in Alfred
Flag Seal
Location within the U.S. state of Maine
Maine's location within the U.S.
Coordinates: 43°26′45″N 70°39′48″W / 43.445782°N 70.663216°W / 43.445782; -70.663216
Country	United States
State	Maine
Founded	1639
Named for	York, England[1]
Seat	Alfred
Largest city	Biddeford
Area
• Total	1,270 sq mi (3,300 km2)
• Land	991 sq mi (2,570 km2)
• Water	279 sq mi (720 km2)  22%
Population  (2020)
• Total	211,972
• Estimate  (2021)	214,591
• Density	170/sq mi (64/km2)
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (EDT)
Congressional district	1st
Website	yorkcountymaine.gov

York County is both the southernmost and the westernmost county in the U.S. state of Maine, along the state of New Hampshire's eastern border. It is divided from Strafford County, New Hampshire, by the Salmon Falls River and the connected tidal estuary, the Piscataqua River. York County was permanently established in 1639. Several of Maine's earliest colonial settlements are found in the county, which is the state's oldest and one of the oldest in the United States. As of the 2020 census, its population was 211,972,^[2] making it Maine's second-most populous county. Its county seat is Alfred.^[3] York County is part of the Portland–South Portland, Maine Metropolitan Statistical Area.