Zip Code Database List
Account Login
Find ZIP+4 of Address

Find the ZIP Code, County, and +4 of any U.S. Address

FREE ZIP Code Finder

Find info on any U.S. ZIP Code

Other FREE Lookups

Lookup ZIP Code of any City, State, County or Area Code

FREE Radius Search

Find all ZIP Codes

FREE Distance Calc

Calculate the distance between two U.S. or Canadian ZIP codes.

ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022


NEW CASTLE County, DE Covers 52 ZIP Codes

ZIP CodeClassificationCityPopulationTimezoneArea Code(s)
ZIP Code 19701GeneralBear39,194Eastern302
ZIP Code 19702GeneralNewark51,899Eastern302
ZIP Code 19703GeneralClaymont14,471Eastern302
ZIP Code 19706P.O. BoxDelaware City1,822Eastern302
ZIP Code 19707GeneralHockessin16,483Eastern302
ZIP Code 19708P.O. BoxKirkwood0Eastern302
ZIP Code 19709GeneralMiddletown35,107Eastern302
ZIP Code 19710P.O. BoxMontchanin41Eastern302
ZIP Code 19711GeneralNewark51,322Eastern302
ZIP Code 19712UniqueNewark0Eastern302
ZIP Code 19713GeneralNewark30,408Eastern302
ZIP Code 19714P.O. BoxNewark0Eastern302
ZIP Code 19715P.O. BoxNewark0Eastern302
ZIP Code 19716GeneralNewark1,568Eastern302
ZIP Code 19717GeneralNewark3,770Eastern302
ZIP Code 19718UniqueNewark0Eastern302
ZIP Code 19720GeneralNew Castle59,250Eastern302
ZIP Code 19721UniqueNew Castle0Eastern302
ZIP Code 19725UniqueNewark0Eastern302
ZIP Code 19726UniqueNew Castle0Eastern302
ZIP Code 19730P.O. BoxOdessa451Eastern302
ZIP Code 19731P.O. BoxPort Penn252Eastern302
ZIP Code 19732P.O. BoxRockland25Eastern302
ZIP Code 19733P.O. BoxSaint Georges110Eastern302
ZIP Code 19734GeneralTownsend11,651Eastern302
ZIP Code 19735GeneralWinterthur12Eastern302
ZIP Code 19736GeneralYorklyn32Eastern302
ZIP Code 19801GeneralWilmington16,286Eastern302
ZIP Code 19802GeneralWilmington24,621Eastern302
ZIP Code 19803GeneralWilmington21,364Eastern302
ZIP Code 19804GeneralWilmington17,944Eastern302
ZIP Code 19805GeneralWilmington40,937Eastern302
ZIP Code 19806GeneralWilmington9,560Eastern302
ZIP Code 19807GeneralWilmington7,405Eastern302
ZIP Code 19808GeneralWilmington38,442Eastern302
ZIP Code 19809GeneralWilmington14,049Eastern302
ZIP Code 19810GeneralWilmington25,011Eastern302
ZIP Code 19850P.O. BoxWilmington0Eastern302
ZIP Code 19880P.O. BoxWilmington0Eastern302
ZIP Code 19884UniqueWilmington0Eastern302
ZIP Code 19885UniqueWilmington0Eastern302
ZIP Code 19886UniqueWilmington0Eastern302
ZIP Code 19890UniqueWilmington0Eastern302
ZIP Code 19891UniqueWilmington0Eastern302
ZIP Code 19892UniqueWilmington0Eastern302
ZIP Code 19893UniqueWilmington0Eastern302
ZIP Code 19894UniqueWilmington0Eastern302
ZIP Code 19895UniqueWilmington0Eastern302
ZIP Code 19896UniqueWilmington0Eastern302
ZIP Code 19897UniqueWilmington0Eastern302
ZIP Code 19898UniqueWilmington0Eastern302
ZIP Code 19899P.O. BoxWilmington0Eastern302

Population:538,479 (More Details)
Male Population:260,671
Female Population:277,808
Median Age:37
ZIP Codes:52
Area Codes:0
Total Area:494 square miles (county)
Land Area:426 square miles (county)
Water Area:68 square miles (county)

NEW CASTLE, DE Demographic Information

* Demographic data is based on 2010 Census.

Total population of NEW CASTLE County, DE538,479
Male population of NEW CASTLE County, DE260,671
Female population of NEW CASTLE County, DE277,808
Median age (years)37.2
White Population352,955
Black Population127,786
Indian Population1,574
Asian Population23,300
Hawaiian Population159
Hispanic Population46,921
Median age (Male)35.7
Median age (Female)38.6
Total households202,651
Family households (families)134,743
Average household size for NEW CASTLE County, DE2.57
Average family size of NEW CASTLE County, DE3.11
Total housing units for NEW CASTLE County, DE217,511

NEW CASTLE County, DE Covers 17 Cities