Jefferson County Washington Shoreline Map

Jefferson County is a county located in the U.S. state of Washington. As of the 2020 census, the population was 32,977. The county seat and only incorporated city is Port Townsend. The county is named for Thomas Jefferson.
  • Country: United States
  • State: Washington
  • Founded: December 22, 1852
  • Named for: Thomas Jefferson
  • Seat: Port Townsend
  • Largest city: Port Townsend
  • Congressional district: 6th
Data from: en.wikipedia.org