Northumberland County, Pennsylvania

county in Pennsylvania, United States

Northumberland County is a county in the U.S. state of Pennsylvania. As of the 2020 census, the population was 91,647.[1] Its county seat is Sunbury.[2] The county was created on March 21, 1772 from parts of Lancaster, Berks, Bedford, Cumberland, and Northampton counties and is named after the English county of Northumberland.

Northumberland County
Northumberland County Courthouse
Northumberland County Courthouse
Map of Pennsylvania highlighting Northumberland County
Location within the U.S. state of Pennsylvania
Map of the United States highlighting Pennsylvania
Pennsylvania's location within the U.S.
Coordinates: 40°51′N 76°43′W / 40.85°N 76.71°W / 40.85; -76.71
Country United States
State Pennsylvania
FoundedMarch 21, 1772
Named forNorthumberland
SeatSunbury
Largest citySunbury
Area
 • Total478 sq mi (1,240 km2)
 • Land458 sq mi (1,190 km2)
 • Water19 sq mi (50 km2)  4.0%
Population
 (2020)
 • Total91,647
 • Density204/sq mi (79/km2)
Time zoneUTC−5 (Eastern)
 • Summer (DST)UTC−4 (EDT)
Congressional district9th
Websitewww.norrycopa.net

References

change
  1. "QuickFacts: Northumberland County, Pennsylvania". United States Census Bureau. Retrieved January 20, 2024.
  2. National Association of Counties. "NACo County Explorer". Retrieved January 20, 2024.