Property Tax in Ada County, Idaho
In Ada County, Idaho, the median property tax is $2,655/year — an effective tax rate of 0.52%. The median home value is $512,300.
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How Ada County Compares
| Metric | Ada County | Idaho Avg | U.S. Avg |
|---|---|---|---|
| Effective Tax Rate | 0.52% | 0.46% | 0.92% |
| Median Tax / Year | $2,655 | $1,589 | $1,630 |
| Median Home Value | $512,300 | $355,261 | $227,706 |
Market Analysis
Ada County's effective property tax rate of 0.52% is 12.2% above the Idaho state average and 43.2% below the U.S. national average. This is a low-tax jurisdiction relative to most U.S. counties.
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What is the property tax rate in Ada County?
The effective property tax rate in Ada County is 0.52%, based on the median property tax paid ($2,655) divided by the median home value ($512,300).
How does Ada County compare to the rest of Idaho?
Ada County's rate is 12.2% above the Idaho state average of 0.46%. See the full Idaho breakdown.
Can I appeal my property tax assessment in Ada County?
Yes. Most U.S. counties allow property owners to appeal their assessed value. See our Appeal Guide for the process and deadlines.
What exemptions are available in Idaho?
Idaho offers various exemptions, including homestead, senior citizen, veteran, and disability exemptions. See our Exemptions Guide.
Data Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates. Variables: B25103 (Median Real Estate Taxes Paid), B25077 (Median Home Value). Public domain. Effective rate = median tax ÷ median home value × 100. This page is for informational purposes only and does not constitute tax or legal advice.