Jefferson County ZIP Codes

List of ZIP Codes in Jefferson County

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

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	63010	38.42964	-90.3932	Arnold	34,405	616.3
2	63012	38.33532	-90.44832	Barnhart	10,977	168.6
3	63016	38.35692	-90.65014	Cedar Hill	6,291	87.2
4	63019	38.229	-90.37684	Crystal City	4,490	515.2
5	63020	38.10706	-90.5718	De Soto	20,357	52.5
6	63023	38.2659	-90.71292	Dittmer	5,442	32.7
7	63028	38.14545	-90.39423	Festus	27,913	85.7
8	63047	38.1954	-90.48763	Hematite	0	0.0
9	63048	38.25924	-90.39194	Herculaneum	4,143	441.8
10	63049	38.47795	-90.52867	High Ridge	17,480	270.8
11	63050	38.25977	-90.57628	Hillsboro	17,681	74.3
12	63051	38.39886	-90.57303	House Springs	12,589	113.0
13	63052	38.38983	-90.4358	Imperial	28,741	335.3
14	63053	38.36651	-90.36402	Kimmswick	60	811.0
15	63070	38.28625	-90.41822	Pevely	8,365	214.7

About Jefferson County ZIP Codes

Jefferson County in Missouri (MO) is served by approximately 15 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 198,934 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 Jefferson County are located in cities such as Arnold, Imperial, Festus, De Soto, Hillsboro. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Jefferson County, Missouri follow the America/Chicago time zone.

Jefferson County ZIP Codes

List of ZIP Codes in Jefferson County

About Jefferson County ZIP Codes

Missouri Counties ZIP Codes

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