Delaware— Property Tax & Closing Costs
Delaware property tax by county
Property tax rates, median home values, and closing cost estimates for all 3 counties in Delaware. The average effective rate across the state is 0.49%, ranking Delaware 44 of 51 (lowest property taxes nationally). Data is sourced from the US Census Bureau American Community Survey 2024 5-year estimates.
Average rate
0.49%
across 3 counties
National rank
#44
of 51states & DC
Median home value
$352,200
county median in state
Rate range
0.32%–0.71%
Sussex County → New Castle County
Lowest property tax rates in Delaware
The five Delaware counties with the lowest effective property tax rates, useful for buyers comparing total cost of ownership across the state.
| County | Rate |
|---|---|
| Sussex County | 0.32% |
| Kent County | 0.43% |
| New Castle County | 0.71% |
Highest property tax rates in Delaware
The five Delawarecounties with the highest effective property tax rates. High rates often reflect strong school district funding or municipal services rather than weakness — but they materially change a buyer's monthly carrying cost.
| County | Rate |
|---|---|
| New Castle County | 0.71% |
| Kent County | 0.43% |
| Sussex County | 0.32% |
All 3 counties in Delaware
Effective property tax rate, median home value, and median annual taxes paid for every county in Delaware. Click a county to open its full property tax calculator and closing cost breakdown.
| County | Rate |
|---|---|
| Kent County | 0.43% |
| New Castle County | 0.71% |
| Sussex County | 0.32% |
Source: US Census Bureau American Community Survey 2024 5-year estimates, tables B25077 (median home value) and B25103 (median real estate taxes paid). Effective rate is computed as median taxes paid divided by median home value at the county level and represents the typical owner-occupied home — actual bills vary by purchase price, exemptions, and special assessments.