Washington County MO GIS Maps

Washington County is a county located in the southeastern part of the U.S. state of Missouri. As of the 2020 United States census, the population was 23,514. The county seat and largest city is Potosi. The county was officially organized on August 21, 1813, and was named in honor of George Washington, the first President of the United States.
  • Country: United States
  • State: Missouri
  • Founded: August 21, 1813
  • Named for: President George Washington
  • Seat: Potosi
  • Largest city: Potosi
  • Congressional district: 8th
Data from: en.wikipedia.org