How do I file a homestead exemption in Montgomery County?

File with the Montgomery County Auditor. File with your county auditor by December 31.

Who handles homestead exemptions in Montgomery County?

The Montgomery County Auditor handles homestead exemption applications for homes in Montgomery County, Ohio.

Is there a fee to file for the Montgomery County homestead exemption?

No. Filing with your assessor or appraisal office is free.

Montgomery County, OH Homestead Exemption: How to File

Ohio one-time homestead credit (HB 479): Ohio House Bill 479 provides a one-time, state-funded property tax credit for homeowners who qualify for the homestead exemption, expected to be about $450 to $500 and applied automatically to tax year 2026 bills issued in 2027, according to the Clermont County Auditor ↗. Current homestead recipients don't need to apply again. If you aren't enrolled, you must apply for the homestead exemption with your county auditor by the county's deadline for this credit (Clermont County: October 31, 2026; other counties set their own dates, some earlier). Filing is free; there is no federal form for this credit.

In Montgomery County, the median owner-occupied home is worth $180,900 and the median homeowner pays $3,127 a year in real estate taxes, an effective rate of about 1.73% (Census ACS 2020-2024).

Median home value	$180,900
Median real estate taxes	$3,127 a year
Effective tax rate	1.73% (median taxes ÷ median value)
Where to file	Montgomery County Auditor ↗ Phone listed on the office page: 937-225-4341
Filing date	By December 31 (statewide rule; the Montgomery County office may differ)

Source: U.S. Census Bureau, ACS 2020-2024 5-year, tables B25077 and B25103 (county FIPS 39113). Local add-on exemptions: not listed here unless the county publishes them; ask the office above.

Who owns homes in Montgomery County

Montgomery County has 144,482 owner-occupied homes; 62.5% of occupied homes are owned, below the statewide 67.2% for Ohio.
50,987 Montgomery County owner households (35.3%) are headed by someone 65 or older, above the statewide 33.4%. Ohio programs in our verified data that cover older owners: Homestead Exemption.
About 34,904 veterans live in Montgomery County (8.4% of adults). Ohio veteran relief: Homestead Exemption.
38.7% of Montgomery County owners have no mortgage (about the same as the statewide 39.4%).
The median Montgomery County home was built in 1966 (statewide: 1970).

Ohio statewide program

Homestead Exemption: Exempts part of the market value of your home from property tax. Who qualifies and how to apply in Ohio →

Estimate your savings

Other large counties · Ohio down payment assistance (DPA Finder)

Ohio counties with similar home values

Each files through its own office: Stark County (Stark County Auditor) · Cuyahoga County (Cuyahoga County Fiscal Office) · Lucas County (Lucas County Auditor) · Summit County (Summit County Fiscal Office) · Lake County (Lake County Auditor)

Related guides

New to owning a home? How down payment assistance works (DPA Finder).

Think your home is valued too high? Run the free “Is my assessment too high?” check to compare your notice with your own value estimate and see your appeal deadline.