State Property Tax Estimate Calculator
Turn a home value, a homestead exemption and your county's effective rate into an annual property tax estimate.
About State Property Tax Estimate Calculator
Property tax is the only tax here that no state government sets. The bill comes from assessed value times a millage rate set by counties, school districts, and municipalities - so no statewide rate exists to verify. This calculator has no built-in rates: every state asks you for the effective rate from your own assessor or tax collector (usually on last year's bill). Enter it as a percentage of market value, subtract any homestead exemption, and the result is an annual estimate. The retired per-state pages each carried a single state-average rate from third-party county aggregates, not official publications, which is why they were removed rather than relabeled.
Formulas
Tax
Tax = (home value - exemption) x effective rate
Effective rate
Effective rate on full value = tax / home value
Worked example
With the default values below, this calculator reports: Rate not verified. Enter your rate.
Inputs used
- Stateone of Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming
- Alabama
- Your state tax rateaccepts 0–60
- Home valueminimum 0
- 350,000
- Homestead exemptionminimum 0
- 50,000
Assumptions and limits
- The result is derived only from the 4 inputs listed above. Anything not among them is not part of the calculation.
- In particular, this calculator does not take inflation, fees or charges or compounding frequency into account.
- Figures are rounded for display to 2 decimal places, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
- Estimate only. Property tax is assessed locally; use your county assessor's figures for anything that matters.
- This is an estimate for general information and not professional financial, tax or legal advice. See the full disclaimer for the limits that apply to this kind of calculator.
How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.
Estimate only. Property tax is assessed locally; use your county assessor's figures for anything that matters.
Frequently Asked Questions
Why does no state have a verified property tax rate?
Because no state revenue department publishes one. Rates are set locally on an assessed value that may be a fraction of market value, so a single statewide number is a statistical average produced by third parties rather than an official figure. This calculator will not present one as if a state had issued it.
Where do I find my effective rate?
Divide the tax on your most recent bill by your home's market value, or look up the combined millage for your parcel on your county assessor's site. Both give the number this field wants.
Does the homestead exemption work like this everywhere?
No. Some states exempt a fixed dollar amount of value, some a percentage, some cap the assessment increase instead, and eligibility often depends on age, disability or veteran status. Treat the exemption field as a straight reduction in taxable value and check your own rules.
How do I use my own rate?
Type it into the state rate field. Anything you enter wins over the built-in rate, and the result panel then labels the rate as yours rather than verified. Clearing the field goes back to the verified rate. A rate of 0 counts as blank, so to model a state with no income tax select one that has a verified 0%.
Why is my bill higher than this estimate?
Special assessments, bonds, fire and library districts, and non-ad-valorem charges ride along on the same bill without appearing in the millage rate. The estimate covers the ad valorem part only.