How to Calculate Property Tax

Property tax is levied by local governments based on the assessed value of real estate. It funds schools, roads, and local services.

The Formula

Property Tax = Assessed Value x Tax Rate

Where:

TaxProperty TaxAnnual tax owed on property
AVAssessed ValueTaxable value set by assessor
RateTax Rate (Mill Rate)Local tax rate per dollar value

Step-by-Step Example

Here's how to calculate property tax step by step:

  1. 1Find assessed value: Check your property tax bill or county assessor website for the assessed value.
  2. 2Find your tax rate: Look up your local mill rate or tax rate from your county.
  3. 3Multiply: Multiply the assessed value by the tax rate to get annual property tax.

Following these 3 steps gives you the final property tax value.

Skip the Math

A home assessed at $300,000 with a 1.2% tax rate owes $300,000 x 0.012 = $3,600 per year in property tax.

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Why You Need This Calculation

  • Property tax is often the largest recurring expense of homeownership and directly affects your housing budget.

Common Mistakes

Confusing market value with assessed value.

Assessed value is often lower than market value; use the assessed amount.

Forgetting exemptions.

Check for homestead, senior, or veteran exemptions that reduce your assessed value.

Not budgeting for reassessments.

Assessed values can increase; budget for potential tax increases.

Frequently Asked Questions