Kendall County Illinois Logo

Kendall County is a county in the U.S. state of Illinois, within the Chicago metropolitan area. According to the 2020 census, it has a population of 131,869. Its county seat is Yorkville, and its most populous municipality is Oswego.
  • Country: United States
  • State: Illinois
  • Founded: 1841
  • Named for: Amos Kendall
  • Seat: Yorkville
  • Largest village: Oswego
  • Congressional district: 14th
Data from: en.wikipedia.org