Iroquois County, Illinois

Iroquois County is a county located in the northeast part of the U.S. state of Illinois. According to the 2020 United States Census, it has a population of 27,077. It is the only county in the United States named Iroquois. The county seat is Watseka. The county is located along the border with Indiana.
  • Country: United States
  • State: Illinois
  • Founded: 1833
  • Named for: Iroquois River
  • Seat: Watseka
  • Largest city: Watseka
  • Congressional district: 2nd
Data from: en.wikipedia.org