New Castle County Zip Code Map

Guide to New Castle County and Nearby Cities

Explore the most up-to-date New Castle County zip code map, highlighting neighborhoods, boundaries, and key locations. With a total of 24 zip codes, New Castle County is home to 570,567 residents. The county has a median home value of $312,000 and a median household income of $85,309. Below, you’ll find additional key statistics that offer a snapshot of the area.

List of Zip Codes in New Castle County

There are a total of 24 zip codes in New Castle County. Use the interactive map above to view the boundaries for each one.

Complete list of ZIP codes in the area: 19930, 19931, 19933, 19939, 19940, 19941, 19944, 19945, 19947, 19950, 19951, 19952, 19956, 19958, 19960, 19963, 19966, 19967, 19968, 19970, 19971, 19973, 19975, 21874.

Key Statistics

Total Population

  • Population Rank in Delaware 1st
  • Median Age 39 years
  • Average Household Size 2.52

Housing & Cost of Living

  • Median Home Value $312,000
  • Median Gross Rent $1,327
  • Households Below Poverty 7%

Employment & Commuting

  • Unemployment Rate 5.4%
  • Mean Travel Time 25.2 minutes
  • Worked from Home 13.6%

Nearby County Maps

Nearby City Maps

No other cities found for this state.