Property Tax Rates & Rules
Delaware has an average effective property tax rate of 0.43%, making it one of the lowest property tax states in the nation. On a median-valued home of $360,000, the typical annual property tax bill is $1,548. Delaware does not offer a statewide homestead exemption, though local jurisdictions may have their own programs. Senior citizens may qualify for additional exemptions or tax relief programs. If you believe your property is over-assessed, you have the right to appeal.
Assessment Method
Assessments based on base years (e.g., Sussex uses 1974; New Castle 2023).
Senior Exemption Details
Senior School Property Tax Credit: 50% of school taxes up to $500 for those 65+.
How to Appeal Your Assessment
Appeal to County Board of Assessment Review during specific annual windows.
What is the property tax rate in Delaware?
Delaware has an average effective property tax rate of 0.43%. On a home valued at $360,000, the typical annual property tax bill is approximately $1,548. Rates vary by county — New Castle has the highest rates while Sussex has the lowest.
Does Delaware have a homestead exemption?
Delaware does not have a statewide homestead exemption. However, individual counties or municipalities may offer local property tax relief programs — contact your local tax assessor for details.
How is property assessed in Delaware?
Delaware assesses property at Variable. Assessments based on base years (e.g., Sussex uses 1974; New Castle 2023). The assessed value is then multiplied by the local mill rate to determine your property tax bill.
How do I appeal my property tax assessment in Delaware?
Appeal to County Board of Assessment Review during specific annual windows.
Are there senior property tax exemptions in Delaware?
Yes. Delaware offers property tax relief for senior citizens. Senior School Property Tax Credit: 50% of school taxes up to $500 for those 65+.
When are property taxes due in Delaware?
Delaware property taxes are paid on a Annual payment; usually due September 30.. Contact your county tax collector for exact due dates and payment options for your area.
How does Delaware property tax compare to neighboring states?
Delaware's average effective rate of 0.43% is well below the national average of approximately 1.1%. Use the comparison table above to see how neighboring states compare.
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Official Source
Delaware Tax Authority
Last verified: 2026-03-31 · Always confirm current rates before making real estate decisions.