Union County Property Tax Appeal Guide
In Union County, file your appeal by December 31, 2026 at Union County Assessor / Tax Collector's online portal.
| Deadline | File a petition with the clerk of the county Property Value Appeals Board (PVAB) during the period after the tax statements are mailed for the current tax year (statements are mailed by October 25) and ending December 31. If December 31 falls on a Saturday, Sunday, or legal holiday, the deadline moves to the next business day. |
|---|---|
| Lien date | January 1, 2026 |
| Appeal body | Property Value Appeals Board (PVAB) |
| Assessor / district | Union County Assessor / Tax Collector |
| Online portal | File online |
How to File a Appeal in Union County
- Gather your assessment notice — it lists your account number and any access code
- File online through Union County Assessor / Tax Collector's portal or by mail
- State your grounds and submit evidence (comparable sales, a licensed appraisal, or photos of defects)
- Request an informal review to try to settle before a formal PVAB hearing