Johnson County ZIP Codes

List of ZIP Codes in Johnson County

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

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	62912	37.47598	-89.0388	Buncombe	1,534	11.4
2	62923	37.33709	-89.03671	Cypress	393	6.5
3	62939	37.5489	-88.98088	Goreville	3,072	26.5
4	62943	37.35586	-88.74669	Grantsburg	324	3.3
5	62967	37.58092	-88.75089	New Burnside	310	18.3
6	62972	37.5419	-88.8162	Ozark	891	6.4
7	62995	37.41945	-88.88244	Vienna	6,477	20.9

About Johnson County ZIP Codes

Johnson County in Illinois (IL) is served by approximately 7 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 13,001 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Johnson County are located in cities such as Vienna, Goreville, Buncombe, Ozark, Cypress. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Johnson County, Illinois follow the America/Chicago time zone.

Johnson County ZIP Codes

List of ZIP Codes in Johnson County

About Johnson County ZIP Codes

Illinois Counties ZIP Codes

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