Norwalk, CT 06855 ZIP Code Profile

Related Place Profiles:
East Norwalk, CT | Norwalk, CT

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ZIP Code 06855: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Norwalk, CT 06855

Not Acceptable, USPS
East Norwalk, CT 06855

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 302
  • Single Family Addresses: 3,031
  • Multi-Family Addresses: 522
  • County: Fairfield County
  • Centroid: Latitude 41.099, Longitude -73.4
  • Time Zone: Eastern Time Zone (UTC -5 hours)
  • Observes DST: Yes

Neighborhood Data

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06855 ZIP Code Map

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Norwalk, CT 06855 Data & Demographics (As of July 1, 2016)


Total Population 8,611
Population in Households 8,574
Population in Familes 6,489
Population in Group Qrtrs 37
Population Density1 4,140
Diversity Index2 68


Total Households 3,486
Average Household Size 2.46
Family Households 2,038
Average Family Size 3


Total Housing Units 3,697 (100%)
Owner Occupied HU 1,826 (49.4%)
Renter Occupied HU 1,660 (44.9%)
Vacant Housing Units 211 ( 5.7%)
Median Home Value $480,155
Average Home Value $550,575


Median Household Income $75,851
Average Household Income $103,640
Per Capita Income $42,069
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.49% 1.34%
Households 1.2% 1.14%
Families 1.23% 1.15%
Median Household Income   2.16%
Per Capita Income   1.59%
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.

Norwalk, CT 06855 - Peer Comparisons by Rank and Percentile

The table below compares 06855 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 # 141 49th
Population Density1 # 31 89th
Diversity Index2 # 43 85th
Median Household Income # 153 45th
Per Capita Income # 118 58th

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

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