What is property tax?

Property tax is an annual tax charged by local governments based on the assessed value of real estate. It funds schools, public safety, and local services.

How do mill rates work?

A mill rate is tax per $1,000 of assessed value. A rate of 20 mills equals 2% (20 / 10 = 2%).

What is an assessment ratio?

Assessment ratios determine what percentage of market value is taxed. Some jurisdictions assess at 100%, others at 80% or lower.

Do exemptions reduce property tax?

Yes. Homestead exemptions or abatements reduce taxable value before the tax rate is applied, lowering total tax due.

How often should I update property tax estimates?

Update estimates whenever assessed value or tax rates change. For budgeting, review yearly as part of expense planning.

Does this include special assessments?

No. Special assessments or HOA fees are separate. Add those manually to your total housing costs.

Can I appeal my property tax assessment?

Yes. Most jurisdictions allow property owners to appeal assessments if they believe the value is too high. Check your local tax assessor's office for deadlines and procedures.

What is the average property tax rate in the US?

The average effective property tax rate in the US is approximately 1.07% of market value, but it varies dramatically by state. New Jersey is the highest at around 2.23%, while Hawaii is the lowest at about 0.27%. Other high-tax states include Illinois (2.08%) and Connecticut (1.97%). States like Alabama (0.37%) and Louisiana (0.51%) rank among the lowest. Your effective rate depends on your state, county, municipality, and any local levies layered on top.

How do I lower my property taxes?

There are several strategies to reduce your property tax bill. First, apply for every exemption you qualify for — homestead exemptions for primary residences, senior or disability exemptions, and veterans' exemptions can each reduce taxable value by thousands of dollars. Second, verify your assessment is accurate: if comparable homes nearby are assessed lower, you may have grounds for an appeal. Third, understand your jurisdiction's appeal window — most counties allow appeals within 30 to 90 days of receiving your assessment notice. Finally, some states offer circuit-breaker programs that cap property taxes as a percentage of income.

Property Tax Calculator

Property Tax Calculator: Estimate Annual and Monthly Bills

Calculate property taxes based on assessed value, tax rates, and exemptions. Plan escrow payments, investment returns, and ownership costs with confidence.

Tax planningInvestment analysisEscrow budgeting

Why it matters

Property taxes affect affordability and returns.

Estimate annual tax bills before purchasing a property.

Translate taxes into monthly escrow payments.

Compare effective tax rates across markets.

Property inputs

Enter assessed value and tax rates.

Currency

Property Value

Assessment Ratio

Exemptions

Tax Rate Type

Example: 1.25%

Tax Rate (%)

Payment Frequency

Try an example

Property tax summary

Annual and periodic payment estimates.

Annual Property Tax

Enter inputs to calculate

Tax breakdown

Assessed Value

After assessment ratio

Taxable Value

After exemptions

Effective Tax Rate

Tax / market value

Payment Amount

annual payment

Recommendations

•Use this estimate for escrow and investment cash flow planning.

How are property taxes calculated?

Assessment value and tax rate drive the total bill.

Property taxes are calculated on the assessed value, not always the market value. The assessed value is adjusted by exemptions and then multiplied by the tax rate.

Knowing your effective tax rate helps compare properties. Use this calculator to estimate how much you will pay annually and plan your cash flow. For real‑world investor breakdowns and city‑level comparisons, browse the Valuefy blog.

How do property taxes factor into escrow and monthly budgets?

Monthly estimates avoid cash-flow surprises.

Lenders often require escrow payments that include property taxes. The monthly amount is simply annual tax divided by 12. Add this to your mortgage payment to estimate total housing costs.

Pair this with the Loan Payment Calculator to model full monthly expenses.

How do property taxes affect investment property returns?

Taxes reduce NOI and therefore cap rates.

Property taxes impact net operating income and therefore cap rates. Use the Cap Rate Calculator to see how taxes change investment returns.

For rental properties, include taxes in your expense assumptions so that cash flow projections remain realistic. If you model rental income, the rental yield calculator helps compare gross vs net yield after taxes.

When should you expect a property tax reassessment?

Sales and renovations often trigger higher bills.

Renovations or market appreciation can trigger reassessment, which increases taxable value. Budget a buffer for tax increases after major upgrades.

Review assessment notices yearly and appeal if your property appears overvalued compared to nearby comps. For broader real‑estate metrics, see the Real Estate & Investment hub.

Property tax checklist

Verify assumptions for accurate estimates.