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Wilmington ZIP Codes

List of Zip Codes of Wilmington

The following table lists ZIP Codes associated with Wilmington, Delaware, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude County Population Density
1 19801 39.72782 -75.54615 New Castle 16,170 1420.0
2 19802 39.75715 -75.52873 New Castle 25,670 2844.9
3 19803 39.79912 -75.5422 New Castle 21,971 670.1
4 19804 39.7166 -75.62094 New Castle 18,231 980.9
5 19805 39.74523 -75.59373 New Castle 40,315 2820.9
6 19806 39.762 -75.56336 New Castle 9,934 2250.1
7 19807 39.79767 -75.61284 New Castle 7,763 165.0
8 19808 39.73777 -75.66596 New Castle 38,334 1076.4
9 19809 39.75801 -75.50218 New Castle 15,129 864.6
10 19810 39.81855 -75.50628 New Castle 25,859 1264.3


About Wilmington Delaware Zip Codes

The city of Wilmington in Delaware (DE) is served by approximately 10 ZIP Codes. These codes cover residential neighborhoods, business districts, and surrounding localities that use the city name in their mailing address.

Based on ZIP-level population estimates, the combined population covered by these ZIP Codes is around 219,376 people. Population density can vary significantly from one ZIP Code to another, reflecting the mix of dense urban blocks, commercial corridors, and lower-density residential areas.

The ZIP Codes associated with Wilmington fall within county jurisdictions such as New Castle. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Wilmington, Delaware follow the America/New_York time zone.

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