Jefferson County Idaho Elections

Jefferson County is a county located in the U.S. state of Idaho. As of the 2020 Census, the county's population was 30,891. The county seat and largest city is Rigby. The county was established in 1913 and named after Thomas Jefferson, the third U.S. President. Jefferson County is part of the Idaho Falls, ID Metropolitan Statistical Area.
  • Country: United States
  • State: Idaho
  • Founded: February 18, 1913
  • Named for: Thomas Jefferson
  • Seat: Rigby
  • Largest city: Rigby
  • Congressional district: 2nd
Data from: en.wikipedia.org