Galesburg ZIP Codes

List of Zip Codes of Galesburg

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

S.N.	Zip Code	Latitude	Longitude	County	Population	Density
1	61401	40.94451	-90.38888	Knox	30,684	96.4
2	61402	40.93993	-90.40627	Knox	1,634	7560.5

About Galesburg Illinois Zip Codes

The city of Galesburg in Illinois (IL) is served by approximately 2 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 32,318 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 Galesburg fall within county jurisdictions such as Knox. Each county manages local services, land use, and administration for the areas corresponding to its ZIP Codes.

Most ZIP codes for Galesburg, Illinois follow the America/Chicago time zone.

Galesburg ZIP Codes

List of Zip Codes of Galesburg

About Galesburg Illinois Zip Codes

Illinois Cities ZIP Codes

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