New Castle, DE 19720 ZIP Code Profile

Related Place Profiles:
Minquadale, DE | New Castle, DE

ZIP Code 19720: Basic Data & USPS Preferred City Name

Preferred Name, USPS
New Castle, DE 19720

Acceptable Alternative
Manor, DE 19720

Not Acceptable, USPS
Minquadale, DE 19720

  • ZIP Code Type: STANDARD
  • County: New Castle County
  • Centroid: Latitude 39.673, Longitude -75.595
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes
  • Businesses Addresses: 1,644
  • PO Box Addresses: 366
  • Residential Addresses: 22,496
    • Multi-Family Addresses: 2,010
    • Single Family Addresses: 20,486

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


19720 ZIP Code Map

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New Castle, DE 19720 Data & Demographics (As of July 1, 2017)


Total Population 62,389
Daytime Population: Workers 35,954
Daytime Population: Residents 32,611
Total Daytime Population (TDP) 68,565
Ratio TDP/Total Population1 1.10
Population in Households 61,432
Population in Familes 50,375
Population in Group Qrtrs 957
Population Density2 1,587
Diversity Index3 72


Median Household Income $55,256
Average Household Income $68,326
Per Capita Income $24,798


Total Housing Units 23,782 (100%)
Owner Occupied HU 14,734 (62.0%)
Renter Occupied HU 7,603 (32.0%)
Vacant Housing Units 1,445 ( 6.1%)
Median Home Value $195,003
Average Home Value $213,723


Total Households 22,337
Average Household Size 2.75
Family Households 15,522
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.65% 0.29%
Households 0.57% 0.3%
Families 0.43% 0.14%
Median Household Income   1.75%
Per Capita Income   2.24%

New Castle, DE 19720 - Peer Comparisons by Rank and Percentile

The table below compares 19720 to the other 65 ZIP Codes in Delaware by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 1 100th
Population Density # 16 77th
Diversity Index # 3 97th
Median Household Income # 43 35th
Per Capita Income # 47 29th

Additional comparisons and rankings can be made with a VERY EASY TO USE Delaware Census Data Comparison Tool.

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