Union County, Ohio

Triennial Update Information

Union County Auditor Andrea Weaver, AAS, has announced that property values for the 2022 Triennial Update are now finalized and available for review.  The new property values can be found on the Auditor’s Parcel Search web application at: https://unionparcelsearch.appraisalresearchcorp.com/ or by calling the Auditor’s office at (937) 645-3003 from 8:30 am - 4:00 pm Monday - Friday.

We have created several brief videos to help answer questions related to how and why property values change and what this means for you:


Questions? Check out our Triennial Update Frequently Asked Questions help document.


Helpful Links:
Union County Auditor's GIS web application: https://www7.co.union.oh.us/unionoh/
Union County Auditor's Parcel Search web application: https://unionparcelsearch.appraisalresearchcorp.com/