Ada County, ID Homestead Exemption: How to File
How the homestead exemption and property tax relief work for homeowners in Ada County, Idaho: the statewide program, where to file locally and how much you might save.
| Where to file | Ada County Assessor ↗ |
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| Local add-ons | Counties, cities and school districts in Idaho may add their own exemptions or set different rates. The office above lists what applies to Ada County homes. |
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The Idaho statewide program
Homeowner's Exemption
Idaho State Tax Commission
Most homeowners
- What it does
- Exempts 50% of the value of your home and up to one acre of land, up to a maximum of $125,000.
- Who qualifies
- Owners who occupy the home (including manufactured homes) as their primary residence.
- How to apply
- Apply with your county assessor's office; it lasts until ownership or use changes.
Last checked Oct 23, 2026 · Official source ↗
Estimate your savings
All Idaho relief · Other large counties · Idaho down payment assistance (DPA Finder)
Local office link last checked Oct 23, 2026.
Related guides
New to owning a home? How down payment assistance works (DPA Finder).