Decatur County ZIP Codes

List of ZIP Codes in Decatur County

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

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	50065	40.60859	-93.78089	Davis City	500	3.6
2	50067	40.70452	-93.85914	Decatur	384	4.1
3	50103	40.79292	-93.61079	Garden Grove	398	2.6
4	50108	40.82479	-93.9577	Grand River	432	2.0
5	50140	40.63753	-93.99198	Lamoni	2,817	11.7
6	50144	40.73327	-93.73615	Leon	2,715	7.3
7	50262	40.85625	-93.82091	Van Wert	225	2.5

About Decatur County ZIP Codes

Decatur County in Iowa (IA) 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 7,471 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 Decatur County are located in cities such as Lamoni, Leon, Davis City, Grand River, Garden Grove. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Decatur County, Iowa follow the America/Chicago time zone.

Decatur County ZIP Codes

List of ZIP Codes in Decatur County

About Decatur County ZIP Codes

Iowa Counties ZIP Codes

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