Real Estate Division

2023 Triennial Update Information Below

There are approximately 160,000 real estate parcels in Butler County and the Auditor's Office appraises each for tax purposes. Farm properties may be eligible for the CAUV program. See more on this program by clicking the CAUV/Agriculture link at left or scroll lower when using a mobile device.


Your Neighborhood Sales Dashboard

Click the above link to the new Board of Revision tool for homeowners to quickly and easily review 2022 real estate sales in an area as well as current 2023 Auditor values.


2023 Triennial Update of Property Values

General Information

Every three years there is either a full state-mandated reappraisal of all properties in the county or there is a state-mandated triennial update of property values based on sales ratio studies. Butler County's last full reappraisal was in 2020 and 2023 was a triennial update year. The update has now been completed. For more information on the 2023 triennial update click on the links below.

- Triennial 2023: A Guide (brochure)

- FAQ about 2023 Triennial Update and Taxes

- CAUV 2023: A Guide (brochure)

- CAUV 2023: Informative Slides

- State Recommends 42 Percent Value Increase

- Butler Value Increases Meet State Demands

Triennial Update Information Discussed at Town Halls

Butler County Auditor Nancy Nix scheduled a series of five town halls across the county during the month of October to discuss the state-mandated triennial update of property values in 2023. More than 600 residents attended the meetings, which were held in Middletown, Fairfield,  West Chester, Hamilton, and Oxford. A CAUV-focused Town Hall was held Nov. 9 and more than 100 attended. See links to videos and slides shared during the town halls, as well as other information, below.

Town Hall YouTube video (taped in Middletown)

Town Hall WCTV (recorded in West Chester)

Town Hall Presentation Slides (.pdf)

Town Hall Slides, Hamilton (.pdf)

Role of Appraisers video

Taxes calculated for 2023 tax year (payable 2024)

The new tax amounts based on the new values and new rates have been calculated, and tax amounts are on the website. If you have questions about the new values and taxes, below you will find a list of answers to frequently asked questions and a news release on the completion of the tax calculations.

2023 New Values Set and Taxes Calculated FAQ

Tax Increases Vary Widely Across the County (news release)

Board of Revision filing period begins

For those who desire to file an appeal with the Board of Revision, the period to do so is now through April 1, 2024. The Board of Revision presumes the Auditor's value is correct so evidence needs to be provided on appeal. Read more on our Board of Revision page or see below.

 BOR brochure

DTE Form 1 (with BOR guidelines)

Auditor Nancy Nix, staff members and state lawmakers participate in a town hall meeting concerning the state-mandated 2023 triennial update of property values.

                 Butler County Auditor
                 130 High Street
                 Hamilton, OH  45011

                 Map Location


                 Board of Commissioners

Office Hours
8:00 AM - 4:30 PM, Mon. - Fri.

Conveyance Desk
closes daily at 3:30 PM

Phone: 513-887-3154