The rate in context
On a $400,000 home, 0.54% means roughly $2,160 per year in property tax, escrowed monthly, so it lands directly in your payment and your debt-to-income ratio.
Exemptions and notes
All three counties completed court-ordered reassessments in 2024-2025, the first in decades, with rates reset to be revenue-neutral; many owners saw their first true market-value assessment in a generation.
Sources: Tax Foundation 2026 (2024 ACS); Delaware Code Title 30 Ch. 54. County-level rates vary; your county page has local detail.
Counties in Delaware
FAQ
What is the average property tax rate in Delaware?
The average effective property tax rate in Delaware is about 0.54%, per Tax Foundation 2026 (2024 ACS); Delaware Code Title 30 Ch. 54. Individual counties vary above and below that average.
How do Delaware property taxes affect my mortgage?
Taxes are escrowed into your monthly payment, so a higher rate directly reduces how much house you qualify for. All three counties completed court-ordered reassessments in 2024-2025, the first in decades, with rates reset to be revenue-neutral; many owners saw their first true market-value assessment in a generation.