Welcome to the official website for Sioux County, Iowa. We are "Putting the People of Sioux County First", and we hope you find the information you are looking for on our site.
The Passport Acceptance Agent will be unavailable after 2:00 PM today, Thursday May 23.
County offices will be closed on Monday, May 27 for Memorial Day.
The Sioux County IT Department will be holding an online auction for used computer equipment beginning May 20, 2013 at 7:00 PM and ending June 3, 2013 at 7:00 PM. View the items here.