Jersey County, Illinois, United States

Overview of Jersey County

• Name:
  Jersey County
• Place Type:
  County
• Located In:
  Illinois, United States
  
• History (GNIS):
  Established 28 February 1839
• County Seat:
  Jerseyville (Jersey Township)
• Coordinates:
  Latitude:39.066714139° 04' 00.2"N

  Longitude:-90.350114590° 21' 00.4"W
• Population:
  20,539
• Elevation:
  178 m
• Surrounding Counties:
  • Macoupin NE
  • Madison SE
  • Saint Louis (Missouri) S
  • Saint Charles (Missouri) SW
  • Calhoun NW
  • Greene N
• Histopolis Place ID:
  441695113
• Updated May 6, 2020