Warren County, Pennsylvania

Warren County
Warren County Courthouse
Warren County Courthouse
Map of Pennsylvania highlighting Warren County
Location within the U.S. state of Pennsylvania
Map of the United States highlighting Pennsylvania
Pennsylvania's location within the U.S.
Coordinates: 41°49′N 79°16′W / 41.81°N 79.27°W / 41.81; -79.27
Country United States
State Pennsylvania
FoundedOctober 1, 1819
Named forJoseph Warren
SeatWarren
Largest cityWarren
Area
 • Total899 sq mi (2,330 km2)
 • Land884 sq mi (2,290 km2)
 • Water14.1 sq mi (37 km2)  1.6%
Population
 (2020)
 • Total38,587
 • Density44/sq mi (17/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district15th
Websitewarrencountypa.gov

Warren County is a county in the Commonwealth of Pennsylvania. As of the 2020 census, the population was 38,587.[1] Its county seat is Warren.[2] The county was established in 1800 from parts of Allegheny and Lycoming counties; attached to Crawford County until 1805 and then to Venango County until Warren was formally established in 1819.[3]

Warren County makes up the Warren, Pennsylvania micropolitan statistical area. The county is part of the North Central Pennsylvania region of the state.[a]

  1. ^ "Census - Geography Profile: Warren County, Pennsylvania". United States Census Bureau. Retrieved December 18, 2022.
  2. ^ "Find a County". National Association of Counties. Archived from the original on May 9, 2015. Retrieved June 7, 2011.
  3. ^ "Pennsylvania: Individual County Chronologies". Pennsylvania Atlas of Historical County Boundaries. The Newberry Library. 2008. Archived from the original on March 25, 2015. Retrieved March 13, 2015.


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