Ione, Amador County, California Property Taxes
Property Taxes in Ione, California
Median Ione, California effective property tax rate: 0.99%, significantly lower than the national median of 1.02%, and lower than the California state median of 1.21%.
Median Ione, California home value: $331,500
Median annual Ione, California tax bill: $3,327, $927 higher than the national median property tax bill of $2,400.
How are property taxes in Amador calculated?
Property taxes in Ione, California are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding Ione's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Ione, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Ione, Amador County, California Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.99%
Estimate Property Tax Bill
$3,282
$3,045
How Does the Ione Property Tax Calculator Work?
Use this Ione property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Ione's median effective tax rate of 0.99% — based on actual property records in Amador County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local appraisal district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Ione's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Your bill may vary by ZIP code within Ione: rates range from 0.99% in 95640 to 0.99% in 95640, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Ione.
About Ione Property Taxes
About Property Taxes in Ione, Amador, California
Ione’s median effective property tax rate of 0.99% is lower than the California state median of 1.21% and lower than the national median of 1.02%. This rate reflects the Amador County base levy combined with local school district levies and Mello-Roos Community Facility Districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Ione. Homeowners in the 95640 ZIP code carry a median effective rate of 0.99%, while those in 95640 pay 0.99%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Amador County. Understanding which part of Ione you live in can make a meaningful difference to your annual tax bill.
Ione homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the November 30, 2026 deadline each year.
If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.
Property Tax Rates Across Ione, Amador County, California
As noted earlier, local government entities set tax rates, which can vary widely within a state.
Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.
While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.
Below, you can compare Ione's effective property tax rate to other cities in California and the median property tax rates in California and the U.S.
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Ione Tax Rate
0.99%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Amador County Tax Rate
1.00%
Median Effective California Tax Rate
1.21%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Ione, Amador County, California
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 95640 | 0.92% | 0.97% | 0.99% | 1.07% | 1.21% |
Source: Ownwell
Property Tax Assessment Values Across Ione, Amador County, California
When examining property taxes in Ione, California, understanding the distinction between market value and assessed value is crucial.
The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Amador County assessment office estimates the market value for tax purposes.
The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
Assessment notices in Amador County are sent in the spring each year and typically reach your mailbox by the middle of the month. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill.
For example, the median home price in Ione is $331,500, with a median tax bill of $3,327. The highest median home price is in 95640 at $331,500.
Property Tax Assessment Values Across Ione, Amador County, California
Source: Ownwell
$114,638
$317,204
$519,770
Median Ione Market Value
$331,500
Median Amador County Market Value
$298,594
Median California Market Value
$427,605
Median United States Market Value
$235,294
Property Tax Assessment Values Across Ione, Amador County, California
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 95640 | $87,450 | $195,922 | $331,500 | $453,900 | $546,210 |
Source: Ownwell
Property Tax Bills Across Ione, Amador County, California
How are property tax bills calculated in Ione?
Property tax bills in Ione are based on the assessed value of a home and the local tax rate applied to that value. The assessed value is influenced by market conditions, property characteristics, and any changes that affect the home’s worth. For homeowners, this means the bill can vary depending on how the property is valued for tax purposes and which local levies apply.
What factors affect the amount homeowners pay?
In Ione, the median home price is $331,500, and the median property tax bill is $3,327, which is above the national median property tax bill of $2,400 and the national median property tax rate of 1.02%. Bills can range from $1,840 at the 25th percentile to $4,833 at the 75th percentile, with the 90th percentile reaching $6,114. This spread shows how much property taxes can differ from one homeowner to another based on assessed value and local tax obligations.
Median Ione Tax Bill
$3,327
Median Amador County Tax Bill
$2,930
Median California Tax Bill
$5,134
Median United States Tax Bill
$2,400
Property Tax Bills Across Ione, Amador County, California
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 95640 | $766 | $1,840 | $3,327 | $4,833 | $6,114 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | November 30 |
Links | |
|---|---|
| Amador Tax Assessor | |
| Website | common1.mptsweb.com |