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Cities in Delaware

We cover 1 place in Delaware, home to 74,000 residents. The largest is Wilmington (74,000). The top state income tax rate is 6.6%. The average combined sales tax is 0%.

CityPopulation 2025GrowthHome valueRentIncomePrice levelJan highJul high
Wilmington73,512+3.7%$231,400$1,224$58,671102.641°87°

Taxes in Delaware

Delaware has a graduated income tax with a top rate of 6.6% in 2026. The state sales tax is 0%, and with the average local rate added it comes to 0%. Source: Tax Foundation, 2026. Local income taxes are not included.

Wilmington at a glance

Average monthly high and low temperatures and precipitation in Wilmington20°30°40°50°60°70°80°90°100°4126Jan3.24427Feb2.85334Mar4.26444Apr3.57453May3.68263Jun4.78768Jul4.48567Aug4.07959Sep4.46747Oct3.75637Nov3.14630Dec3.9in.
Average daily high and low (°F) and precipitation (inches) each month, 1991-2020. The dashed line marks freezing (32°F). Shaded months are comfortable by our rule. Station: Wilmington New Castle Co Airport, DE, 5.7 mi from the city center. Source: NOAA NCEI.