Estimate Your Property Tax

Important Points About Property Taxes

  • Current assessed values are based on calendar years - as of January 1 and can be found on the Property Search page.
  • Taxes are calculated by the Story County Auditor for fiscal years, July 1 through June 30 using the previous year assessment.
  • Property taxes are payable to the Story County Treasurer in two installments.
    • The first half is delinquent October 1.
    • The second half payment is delinquent April 1.
    • Contact the County Treasurer for more details on paying property taxes (515-382-7330).
  • A house built during 2022 will be first assessed for January 1, 2023.
  • The assessed values for January 2023 will be the basis for taxes due in the fall of 2024 and spring 2025.
  • For more information about property taxes in Iowa, please visit the Iowa Department of Revenue's Web site.

Rollback Percentages and Levies/Tax Rates (Current and Historical)

Estimate Your Property Tax

The Story County Treasurer has provided this tool to help you estimate your property tax.

Property Tax Estimator

Back to top