ROI Math

Property tax estimate

Delaware Property Tax Calculator

Estimate annual and monthly property taxes in Delawareusing the state's average effective property tax rate of 0.58%. Enter a home value below to see an instant estimate — free and with no sign-up.

Last updated 2026-05-31

Delaware Property Tax Calculator
Average property tax rate: 0.58%.
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Delaware has low effective rates and no state sales tax, though some counties went decades between full reassessments.
Annual estimate
$2,900
Monthly estimate
$242

How to calculate property taxes in Delaware

To estimate property taxes in Delaware, multiply the home value by the local property tax rate. This page applies the state average effective rate of 0.58%, so a property valued at $500,000 would have an estimated annual property tax of $2,900.

Delaware has low effective rates and no state sales tax, though some counties went decades between full reassessments.

Actual tax bills can include county, city, school district, exemption, and assessment rules, so investors should verify the final number with the local assessor before closing.

Comparing returns across markets? Use the cap rate calculator and cash-on-cash return calculator, which let you include property taxes as an operating expense.

Delaware property tax FAQ

What is the average property tax rate in Delaware?

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The average effective property tax rate in Delaware is about 0.58%, which is below the U.S. average of roughly 1.07%. Effective rate means annual tax divided by market value; your local rate may differ by county and city.

How much is property tax on a $400,000 home in Delaware?

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Using Delaware's average effective rate of 0.58%, a $400,000 home owes about $2,320 per year in property tax, or roughly $193 per month. Actual bills vary with local rates and exemptions.

How do I calculate property tax in Delaware?

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Multiply your home's value by the local property tax rate. This calculator applies Delaware's average effective rate of 0.58%, but you should confirm the exact county, city, and school district rates and any available exemptions with your local assessor.

Property tax calculators for other states

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This estimate uses Delaware's average effective property tax rate and is for educational purposes only — not tax advice. Confirm your exact rate and exemptions with your county assessor.