New Castle County

New Castle County, Delaware

Effective Tax Rate

0.74%

Median Annual Tax

$2,444

How New Castle County Compares

Median Annual Property Tax

New Castle County$2,444

Delaware State Average$1,649

National Average$1,924

New Castle County

0.74%

Effective rate

Delaware Avg

0.51%

Effective rate

National Avg

0.91%

Effective rate

Tax by Mortgage Status

With Mortgage

$2,481

per year

Without Mortgage

$2,334

per year

Estimate Your Property Tax

Home Value

Annual Tax

$2,444

Monthly Escrow

$204

Effective Rate

0.74%

vs. Delaware State Average▲ 48.2% above

vs. National Average▼ 9.1% below

Think You're Overpaying Your Property Taxes?

Many homeowners in New Castle County, Delaware are paying more in property taxes than they should. A professional property tax appeal could lower your assessment and save you hundreds — or even thousands — per year.

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Frequently Asked Questions

What is the property tax rate in New Castle County, Delaware?

The effective property tax rate in New Castle County, Delaware is 0.74%. This rate is calculated by dividing the median property tax payment by the median home value in the county.

How much are property taxes in New Castle County?

The median annual property tax payment in New Castle County is $2,444. Homeowners with a mortgage pay a median of $2,481, while those without a mortgage pay $2,334.

How does New Castle County compare to the Delaware average?

New Castle County's effective tax rate of 0.74% is higher than the Delaware state average of 0.51%. The median annual property tax in New Castle County is $2,444, compared to the state average of $1,649.

What is the median home value in New Castle County, Delaware?

The median home value in New Castle County, Delaware is $329,800, according to U.S. Census Bureau American Community Survey 2019-2023 5-Year Estimates.

How are property taxes calculated in Delaware?

Property taxes in Delaware are calculated based on the assessed value of your property multiplied by the local mill levy (tax rate). The assessed value is determined by your county assessor and may differ from market value. Homeowners may qualify for exemptions such as homestead, senior, veteran, or disability exemptions that can reduce the taxable value. Tax rates vary by county and include levies for schools, municipal services, and special districts.

Counties with Similar Tax Rates

Kent County(DE)

Sussex County(DE)

Compare Mortgage Rates in New Castle County

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Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates. Effective tax rate is calculated as median property tax divided by median home value.

Explore more data for New Castle County

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