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The Courthouse and offices will be CLOSED Thursday, July 4, 2024 in observance of Independence Day. Normal hours will resume Friday, July 5, 2024. (The Auditor's Office will also be CLOSED Friday, July 5, 2024.)



201 State Street
Boone, IA 50036
Driving Directions

Contact Information



Monday - Friday
8:00 a.m. - 4:30 p.m.
Holiday Closures

Our Team

Diane Patrick
County Auditor
Katie Moran
Deputy Auditor- Real Estate Assistant & Drainage Clerk
Beth Isvik
Accounts Payable
Emily Craig
Elections & Voter Registration
Julie Hinman
Payroll & Board of Supervisors Assistant


The Boone County Auditors Department's main purpose is the oversight and management of property, budget, and accounting within Boone County. The Boone County Auditor is an elected position with a term of 4 years. 


  • Ex-officio Secretary of the Board of Supervisors.
  • Elections and Voter Registration
  • Budget Director and Account Department.
  • Real Estate and Taxes
  • Maintain the Official Plat Book
  • Drainage Secretary for the Board of Supervisors.
  • Permits for beer, liquor and cigarette sales.

Map & Directions

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Mission Statement

The mission of Boone County is to be accountable to its citizens in providing innovative and high-quality government services in an economical, fair, professional, and courteous manner to enhance and protect the health, welfare, and safety of those who live and work in Boone County.