Iowa City ZIP Codes

List of Zip Codes of Iowa City

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


S.N. Zip Code Latitude Longitude County Population Density
1 52240 41.63143 -91.49924 Johnson 36,046 97.9
2 52242 41.66195 -91.54317 Johnson 4,412 2380.2
3 52245 41.67071 -91.50666 Johnson 22,765 1046.8
4 52246 41.64903 -91.59718 Johnson 21,944 507.0


About Iowa City Iowa Zip Codes

The city of Iowa City in Iowa (IA) is served by approximately 4 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 85,167 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 Iowa City fall within county jurisdictions such as Johnson. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Iowa City, Iowa follow the America/Chicago time zone.