NOTICE: Union County Auditor Andrea Weaver, AAS, has announced that property values for the 2022 Triennial Update are now finalized and available for review. For further details, please visit our Triennial Update Information web page.
ATTENTION: Title Companies, Title Examiners, Attorneys and Closing Agents. The Union County Auditor’s Office will be implementing new procedures for splits, condominiums, subdivisions, combinations, and plats created in 2021 and in future years. CLICK HERE for further details.
Please Click on one of the Links below to go to the desired web application.
Union County GIS Map Please direct map or GIS related questions to: maps@unioncountyohio.gov | Parcel Search
|
Subdivision Plat Search | Union County Web Portal |
Historical Map Collections |