New London, CT 06320 ZIP Code Profile

Related Place Profiles:
New London, CT

Camera Icon Photos of the local New London, CT area

ZIP Code 06320: Basic Data & USPS Preferred City Name

Preferred Name, USPS
New London, CT 06320

Not Acceptable, USPS
Ft Trumbull, CT 06320
United States Coast Guard, CT 06320
Us Coast Guard Acad, CT 06320

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,332
  • Single Family Addresses: 9,011
  • Multi-Family Addresses: 2,157
  • County: New London County
  • Centroid: Latitude 41.351, Longitude -72.108
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood 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 certain data.


06320 ZIP Code Map

Search the map for:

New London, CT 06320 Data & Demographics (As of July 1, 2016)


Total Population 28,338
Population in Households 24,635
Population in Familes 17,044
Population in Group Qrtrs 3,703
Population Density1 5,076
Diversity Index2 80


Total Households 10,655
Average Household Size 2.31
Family Households 5,470
Average Family Size 3


Total Housing Units 12,159 (100%)
Owner Occupied HU 3,653 (30.0%)
Renter Occupied HU 7,002 (57.6%)
Vacant Housing Units 1,504 (12.4%)
Median Home Value $189,376
Average Home Value $229,770


Median Household Income $43,054
Average Household Income $58,625
Per Capita Income $24,318
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.41% 0.35%
Households 0.43% 0.37%
Families 0.25% 0.25%
Median Household Income   -0.77%
Per Capita Income   0.55%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

New London, CT 06320 - Peer Comparisons by Rank and Percentile

The table below compares 06320 to the other 276 ZIP Codes in Connecticut by rank and percentile using July 1, 2016 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 # 36 87th
Population Density1 # 27 91st
Diversity Index2 # 22 92nd
Median Household Income # 252 9th
Per Capita Income # 252 9th

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

Connecticut Research Tools

Connecticut Census Data Comparison Tool

Compare Connecticut Census Data
Highest or Lowest: