Norwalk ZIP Codes

List of Zip Codes of Norwalk

The following table lists ZIP Codes associated with Norwalk, Connecticut, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude County Population Density
1 06850 41.1263 -73.44316 Western Connecticut 19,774 1125.8
2 06851 41.13948 -73.40387 Western Connecticut 28,591 1436.2
3 06853 41.06962 -73.43775 Western Connecticut 3,229 1033.6
4 06854 41.09148 -73.42972 Western Connecticut 31,753 2549.4
5 06855 41.08922 -73.39615 Western Connecticut 8,028 1254.9


About Norwalk Connecticut Zip Codes

The city of Norwalk in Connecticut (CT) is served by approximately 5 ZIP Codes. These codes cover residential neighborhoods, business districts, and surrounding localities that use the city name in their mailing address.

Based on ZIP-level population estimates, the combined population covered by these ZIP Codes is around 91,375 people. Population density can vary significantly from one ZIP Code to another, reflecting the mix of dense urban blocks, commercial corridors, and lower-density residential areas.

The ZIP Codes associated with Norwalk fall within county jurisdictions such as Western Connecticut. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Norwalk, Connecticut follow the America/New_York time zone.