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Property Tax Estimator

Based on home value & local rate

Estimate your annual property tax bill based on home value, assessment ratio, local tax rates, and exemptions.

⚠️ This is a simple estimate. Rates must be entered by the user. Estimates only; actual tax bills may differ. Not legal, financial, or tax advice.

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Last updated: January 2, 2026

Understanding Property Taxes

Property tax is an annual tax levied by local governments on real estate—your land and any buildings on it. Unlike federal income tax, property tax is collected locally by counties, cities, school districts, and other special taxing jurisdictions.

Property taxes are the primary funding source for most local government services, including:

  • Public schools: Often the largest portion of your property tax bill
  • Police and fire departments: Local emergency services
  • Roads and infrastructure: Streets, bridges, and public works
  • Parks and recreation: Local parks, libraries, and community centers
  • Local government operations: Administrative services, courts, and more

Unlike sales tax or income tax, property tax is based on the value of what you own, not what you earn or spend. This makes it a wealth-based tax that continues regardless of your current income—an important consideration for retirees and those on fixed incomes.

How to Use This Property Tax Estimator

This calculator helps you estimate your annual property tax bill based on your home's value and local tax rates:

Basic Mode

  1. Enter your home's market value (what it would sell for)
  2. Enter your local assessment ratio (often 100%, but varies by location)
  3. Enter your property tax rate as a percentage or mill rate
  4. Add any exemptions you qualify for (homestead, senior, etc.)
  5. See your estimated annual and monthly property tax

Escrow Breakdown Mode

  1. Enter separate rates for county, city, and school district taxes
  2. See how each jurisdiction contributes to your total bill
  3. Understand where your property tax dollars go

Location Comparison Mode

  1. Enter details for two different locations
  2. Compare property tax bills side-by-side
  3. Useful when considering moving or buying in different areas

How Property Tax is Calculated

Property tax calculation involves several steps and values that can vary significantly by location:

Step 1: Determine Market Value

Your property's market value (or fair market value) is what it would sell for on the open market. Assessors estimate this using comparable sales, income approaches, or cost approaches.

Step 2: Apply Assessment Ratio

Many jurisdictions assess properties at a percentage of market value. For example:

Market Value: $400,000

Assessment Ratio: 80%

Assessed Value: $400,000 × 0.80 = $320,000

Step 3: Subtract Exemptions

Exemptions reduce your taxable value:

Assessed Value: $320,000

Homestead Exemption: -$50,000

Taxable Value: $270,000

Step 4: Apply Tax Rate

The tax rate is applied to your taxable value:

Taxable Value: $270,000

Tax Rate: 1.5% (or 15 mills)

Annual Tax: $270,000 × 0.015 = $4,050

Understanding Mill Rates

A mill is $1 of tax per $1,000 of taxable value. To convert:

  • 1 mill = 0.1% (or $1 per $1,000)
  • 10 mills = 1%
  • 15 mills = 1.5%
  • To convert mills to percent: divide by 10

Property Tax Exemptions and Reductions

Many jurisdictions offer exemptions that can significantly reduce your property tax bill. Common exemptions include:

Homestead Exemption

The most common exemption, available to homeowners who live in their property as their primary residence. Amounts vary widely:

  • Texas: $100,000 school district exemption plus additional local exemptions
  • Florida: Up to $50,000 exemption
  • California: $7,000 exemption (relatively small)
  • Georgia: Varies by county, often $10,000-$50,000

Senior Citizen Exemptions

Many states offer additional exemptions for seniors (typically age 65+), sometimes with income limits. Some jurisdictions freeze assessed values for qualifying seniors.

Veteran Exemptions

Military veterans, especially disabled veterans, often qualify for property tax exemptions. Benefits can range from partial exemptions to complete property tax elimination for 100% disabled veterans.

Disability Exemptions

Homeowners with qualifying disabilities may be eligible for exemptions similar to senior exemptions.

How to Claim Exemptions

Exemptions are not automatic—you must apply with your local assessor's office. Applications typically require proof of eligibility (residency, age, disability status, etc.) and may need to be renewed periodically.

Property Tax Rates by State

Property tax rates vary dramatically across the United States. Here are the highest and lowest effective rates:

Highest Property Tax States (2024)

StateEffective RateTax on $300K Home
New Jersey~2.23%~$6,690
Illinois~2.08%~$6,240
Connecticut~1.96%~$5,880
New Hampshire~1.93%~$5,790
Texas~1.68%~$5,040

Lowest Property Tax States (2024)

StateEffective RateTax on $300K Home
Hawaii~0.29%~$870
Alabama~0.41%~$1,230
Colorado~0.51%~$1,530
Louisiana~0.55%~$1,650
West Virginia~0.58%~$1,740

Note: Rates are approximate averages and vary significantly within each state by county and municipality.

Common Property Tax Mistakes to Avoid

Avoid these common errors when dealing with property taxes:

❌ Not Claiming Available Exemptions

Many homeowners miss out on exemptions they qualify for. Check with your local assessor about homestead, senior, veteran, and disability exemptions. These can save hundreds or thousands annually.

❌ Ignoring Assessment Errors

Assessors make mistakes. Review your property's assessed value annually and compare it to similar properties. If your assessment seems too high, you may be able to appeal.

❌ Confusing Market Value and Assessed Value

These are often different. Many jurisdictions assess below market value, and your assessed value may not change when market prices change. Don't assume your assessed value equals what you could sell for.

❌ Forgetting to Budget for Property Tax

If you don't escrow through your mortgage, property tax bills can be large and come due all at once (often semi-annually). Budget monthly to avoid payment shock.

❌ Not Factoring Property Tax When Buying

Two homes with the same purchase price can have very different property taxes based on location. Always research property tax rates and recent bills before buying.

❌ Missing Appeal Deadlines

If you want to appeal your assessment, there are strict deadlines. Note when your assessment notice arrives and when the appeal window closes—it's often only 30-90 days.

Tips for Reducing Your Property Tax Bill

While you can't avoid property taxes, you may be able to reduce your bill:

Claim All Eligible Exemptions

File for every exemption you qualify for—homestead, senior, veteran, disability, etc. Many homeowners leave money on the table by not applying.

Review Your Assessment Annually

Check your assessment notice each year. Look for errors in property details (square footage, lot size, number of bedrooms) and compare your assessed value to similar properties.

Appeal If Overassessed

If your assessment seems too high compared to similar properties or recent sales, file an appeal. Many appeals are successful, especially when well-documented with comparable properties.

Don't Over-Improve Your Property

Major improvements (additions, pools, renovations) can trigger reassessment and increase your tax bill. Consider the tax impact before undertaking large projects.

Consider Location When Buying

Property tax rates vary significantly even within the same metropolitan area. Research tax rates in different neighborhoods, cities, or counties before buying.

Look Into Tax Deferral Programs

Some jurisdictions offer tax deferral programs for seniors or those on fixed incomes, allowing you to delay payment until you sell the property.

Sources & References

Property tax information referenced in this content is based on official sources:

Property tax rates and exemptions vary significantly by state, county, and municipality. Contact your local tax assessor's office for current rates and exemption eligibility in your area.

Sources: IRS, SSA, state revenue departments
Last updated: January 2025
Uses official IRS tax data

For Educational Purposes Only - Not Financial Advice

This calculator provides estimates for informational and educational purposes only. It does not constitute financial, tax, investment, or legal advice. Results are based on the information you provide and current tax laws, which may change. Always consult with a qualified CPA, tax professional, or financial advisor for advice specific to your personal situation. Tax rates and limits shown should be verified with official IRS.gov sources.

Frequently Asked Questions

What is an assessed value vs market value?
Market value is what your home would sell for on the open market. Assessed value is the value used by your local government to calculate property taxes. Many jurisdictions assess properties at a percentage of market value (e.g., 80% or 100%). The assessment ratio determines this percentage. Some areas assess at full market value (100%), while others use a lower percentage.
What is a mill rate?
A mill rate is a way of expressing property tax rates. One mill equals $1 of tax per $1,000 of assessed value. For example, a 20 mill rate means you pay $20 in tax for every $1,000 of assessed value. Mill rates are commonly used in some states and municipalities. To convert: 1% = 10 mills (because 1% of $1,000 = $10).
Why might my actual bill be different from this estimate?
This tool is a simplified estimate and does not account for many factors that affect actual property tax bills, including: special assessments and fees, local exemptions you may qualify for, reassessment cycles and timing, appeal processes and adjustments, local tax caps or limits, changes in tax rates during the year, and many other jurisdiction-specific rules. Always check your actual tax bill and local assessor's office for official amounts.
Does this tool include every local fee or special assessment?
No. This tool estimates property tax based on the rate you provide. It does not include special assessments (like road improvements, sewer projects, etc.), local fees, or other charges that may appear on your tax bill. Actual tax bills often include multiple line items beyond the base property tax rate. Check your local tax bill or assessor's website for a complete breakdown.
What is a homestead exemption?
A homestead exemption is a reduction in the assessed value of your primary residence for property tax purposes. The exemption amount varies by state and locality. For example, some states offer a $25,000 or $50,000 exemption that reduces your assessed value before calculating tax. This tool allows you to enter your homestead exemption amount to see how it affects your tax estimate.
How do I find my local property tax rate?
Property tax rates are typically published by your county assessor's office, city government, or school district. You can usually find them on their websites, in your previous year's tax bill, or by calling the assessor's office. Rates may be expressed as a percentage of assessed value or as a mill rate. Some areas also publish combined rates that include county, city, and school district taxes.
Can property tax rates change?
Yes, property tax rates can change from year to year. Local governments set rates based on their budget needs, and rates may increase or decrease. Additionally, your assessed value may change due to reassessments, property improvements, or market conditions. This tool uses the rate you provide and does not predict future rate changes.
What if my assessment ratio is over 100%?
Some jurisdictions may assess properties at more than 100% of market value in certain circumstances, though this is less common. If your assessment ratio is over 100%, it means your assessed value is higher than your market value. This tool allows you to enter any assessment ratio, but you may want to verify with your local assessor if you see ratios significantly above 100%.

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