Allen County ZIP Codes

List of ZIP Codes in Allen County

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


S.N. Zip Code Latitude Longitude City Population Density
1 66732 37.80097 -95.1947 Elsmore 272 2.5
2 66742 37.92023 -95.34755 Gas 31 127.6
3 66748 37.79882 -95.43577 Humboldt 2,864 9.6
4 66749 37.93597 -95.41069 Iola 7,452 26.4
5 66751 37.93421 -95.28466 La Harpe 503 4.0
6 66755 37.91211 -95.16727 Moran 825 2.5
7 66772 37.74559 -95.18813 Savonburg 270 2.0


About Allen County ZIP Codes

Allen County in Kansas (KS) 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 12,217 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 Allen County are located in cities such as Iola, Humboldt, Moran, La Harpe, Elsmore. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Allen County, Kansas follow the America/Chicago time zone.