How Is Property Tax Calculated?

John David Sarmiento • March 25, 2025

Understanding Property Taxes and How They Impact Homeowners


Property taxes are a significant expense for homeowners and real estate investors. Knowing how property tax is calculated can help you plan for your tax bill, reduce property tax liability, and ensure compliance with local tax laws.


This guide explains how property taxes work, the factors that influence them, and how to estimate your tax rate based on your primary residence or investment property.


What Are Property Taxes?

Property taxes are levied by local governments to fund public services such as schools, infrastructure, and emergency services. They are based on the assessed value of a property and the local tax rate.


Each year, homeowners receive a tax bill that reflects their property tax liability, which must be paid to avoid penalties or liens.


How Is Property Tax Calculated?

The formula for calculating property tax is:

Property Tax=Assessed Property Value×Tax Rate


1. Assessed Property Value

Local tax assessors determine a property’s value based on:

  • Market conditions and recent sales in the area.
  • Property size, location, and features.
  • Improvements or renovations made to the home.


For primary residences, some states offer homestead exemptions, which reduce taxable value and lower property tax liability.

2. Local Tax Rate

The tax rate is determined by local government agencies and expressed as a percentage of the assessed value. It can vary based on:

  • County, city, or school district tax requirements.
  • Special assessments for infrastructure or local projects.
  • Changes in government budget needs.


3. Exemptions and Deductions

Some homeowners qualify for property tax exemptions, which reduce the amount owed. Common exemptions include:

  • Homestead exemption – Lowers taxable value for primary residences.
  • Senior citizen or veteran exemptions – Available in some states.
  • Agricultural exemptions – Reduce taxes on farmland.


How to Estimate Your Property Tax Bill

To estimate your tax bill, follow these steps:

  1. Find the assessed property value – This is available on your local tax assessor’s website.
  2. Check the local tax rate – Expressed as a percentage or millage rate (e.g., 1.2%).
  3. Multiply the assessed value by the tax rate – This gives the estimated tax amount.


Example Calculation

  • Assessed home value: $300,000
  • Local tax rate: 1.2% (0.012)
  • Estimated tax bill: $300,000 × 0.012 = $3,600 per year

If eligible, exemptions would reduce the taxable amount and lower the final property tax liability.


Ways to Lower Your Property Taxes

Homeowners can reduce their tax burden by:

  • Applying for exemptions – Check if you qualify for homestead, senior, or veteran exemptions.
  • Appealing your assessment – If your home’s assessed value is too high, you can challenge it with the local assessor.
  • Staying informed on tax rate changes – Some areas allow property owners to vote on local tax increases.

Final Thoughts on Property Taxes

Understanding how property tax is calculated helps property owners plan for their tax bill, reduce their tax liability, and take advantage of exemptions.

For landlords and investors, working with a property management company ensures property taxes are properly accounted for in financial planning.


Need help managing property expenses, including taxes? Contact Coastline Equity Property Management today to learn how we can simplify rental property ownership.

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