Start My Family Tree Welcome to Geni, home of the world's largest family tree.
Join Geni to explore your genealogy and family history in the World's Largest Family Tree.

Monroe County, Illinois

Project Tags

view all


Please add profiles of those who were born, lived or died in Monroe County, Illinois.

Official Website

Monroe County was formed in 1816. It was named in honor of James Monroe,[4] who had just served as United States Secretary of War and who was elected President later that same year.

Adjacent Counties

Cities, Villages & Communities

  • Ames
  • Burksville
  • Burksville Station
  • Chalfin Bridge
  • Columbia
  • Foster Pond
  • Fountain
  • Fults
  • Harrisonville
  • Hecker
  • Madonnaville
  • Maeystown
  • Merrimac
  • Monroe City
  • New Hanover
  • Renault
  • St. Joe
  • Tipton
  • Valmeyer
  • Wartburg
  • Waterloo (County Seat)