Plain

City ZIP codes · Delaware

Newark, DE ZIP Codes

10 ZIP codes use the postal name Newark, Delaware (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 5 residential and 5 for PO boxes or a single organization. Median household income runs from $76,493 in 19713 to $95,403 in 19711, 1.2 times as much (Census Bureau, ACS 2020-2024). Newark's most populous ZIP code is 19702, with 55,683 people (ACS 2020-2024); 0% of its land is in the city of Newark.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Newark's ZIP codes?

19702: $92k median household income19711: $95k median household income19713: $77k median household income19716: – median household income19717: – median household income1970219711197131971619702: $92k median household income19711: $95k median household income19713: $77k median household income19716: – median household income19717: – median household income19702197111971319702: $92k median household income19711: $95k median household income19713: $77k median household income19716: – median household income19717: – median household income197021971119713
The 5 residential ZIP codes named Newark, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are Newark's ZIP codes?

The highest median household income is in 19711 ($95,403), the lowest in 19713 ($76,493). Home values run from $292,600 in 19713 to $398,900 in 19711.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 5 residential ZIP codes of Newark

Residential ZIP codes with the postal name Newark, DE, largest first (ACS 2020-2024); sort by any column
County
19702 New Castle County 55,683 1,982 $92k $346k
19711 New Castle County 49,432 1,804 $95k $399k
19713 New Castle County 30,747 2,365 $77k $293k
19717 New Castle County 6,036 23,395 – –
19716 New Castle County no residents 0 – –

Download the 10 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in Newark

5 ZIP codes named Newark have no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Newark, DE: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
19712New Castle County
19714New Castle County
19715New Castle County
19718New Castle County
19725New Castle County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Newark's ZIP codes reach?

Newark's residential ZIP codes lie in New Castle County.

Which places do Newark's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Newark's residential ZIP codes cover Newark itself and 4 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • Bear census-designated 19702
  • Brookside census-designated 19713
  • Glasgow census-designated 19702
  • North Star census-designated 19711

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Newark's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Newark starts with 197.

Three-digit prefixes of Newark's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Newark's
PrefixSectional centerHereAll codes
197 Wilmington, DE (SCF 197) 10 27

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.