About the Property Tax Estimator
Estimate annual and monthly property tax from assessed value, assessment ratio, exemptions and the local rate or mill levy.
Also known as: property tax calculator, house tax, mill rate calculator, real estate tax.
How to use this calculator
- Enter market value, assessment ratio, exemptions, rate given as and the other fields.
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Tax = (value × assessment ratio − exemptions) × rate
Worked example
Using the values pre-filled in the calculator above:
- Market value = 350,000
- Assessment ratio = 100 %
- Exemptions = 25,000
- Rate given as: Percent
- Rate = 1.2
the calculator returns:
- Annual property tax: 3,900
- Monthly: 325
- Taxable value: 325,000
- Effective rate on market value: 1.11%