Last Updated on December 27, 2025
We’re here to help you get the information and support you need quickly, clearly, and with respect. Whether you have a question about your property value, need help accessing public records, or want to file a tax appeal, the Hamilton County Auditor’s Office is just a message or phone call away. hamiltoncountyauditor.org
Office Address
Hamilton County Auditor’s Office
138 East Court Street, Room 304
Cincinnati, OH 45202
United States hamiltoncountyauditor.org
Phone Support
Main Line: (513) 946‑4000
Business Hours: Monday to Friday, 7:30 AM to 4:00 PM (excluding holidays) hamiltoncountyauditor.org
Department Contact Numbers
| Department | Phone Number |
|---|---|
| Auditor’s Office – General | (513) 946‑4000 |
| Board of Revision | (513) 946‑4035 |
| Public Records | (513) 946‑4007 |
| Found Dogs | (513) 946‑4123 |
| Weights & Measures | (513) 946‑4130 |
| Real Estate Info | (513) 946‑4000 |
| Abatement/TIF | (513) 946‑4012 |
| Delinquent Taxes | (513) 946‑4099 |
| Homestead | (513) 946‑4099 |
| Source: Official contact directory hamiltoncountyauditor.org |
Email Support
General Inquiries: County.Auditor@auditor.hamilton‑co.org hamiltoncountyauditor.org
Note: Specific departments may have their own email addresses. For detailed assistance, please contact the office directly.
Online Support Tools
You can also get assistance through our online features available 24/7: wedge3.hcauditor.org
- Hamilton County Property Search – Find property records
- Tax Estimator Tool – Estimate your property tax
- Submit Support Request – Online help form
- File a Property Value Appeal – Appeal property assessments
All forms and tools are available through our secure online portal.
Need Help? Submit a Form
If you need help or have a concern, fill out the contact form below and our support team will respond within 1–2 business days.
We Value Your Feedback
Your voice helps us improve. If you’ve interacted with our office recently, we welcome your comments and suggestions to make our services better for every Hamilton County resident.
Thank you for reaching out to the Hamilton County Auditor’s Office.
We’re committed to serving you with honesty, professionalism, and respect