Grundy County

Grundy County, IL

Grundy County is a county in the U.S. state of Illinois. According to the 2020 census, it has a population of 52,533. Its county seat is Morris. Grundy County is part of the Chicago-Naperville-Elgin, IL-IN-WI Metropolitan Statistical Area.
  • Country: United States
  • State: Illinois
  • Founded: February 17, 1841
  • Named for: Felix Grundy
  • Seat: Morris
  • Largest city: Morris
Data from: en.wikipedia.org