County Treasurer's Office

Contact Information

(712) 279-6500
Professional Accreditation
822 Douglas St. Trosper Hoyt Building, Sioux City, IA 51101
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Hours of Operation

  • Monday
    8:00am - 4:30pm
  • Tuesday
    8:00am - 4:30pm
  • Wednesday
    8:00am - 4:30pm
  • Thursday
    8:00am - 4:30pm
  • Friday
    8:00am - 4:30pm

Services Provided

Registration

  • Registration
  • Titling
  • Plates
  • Registration Renewal