Butler County ZIP Codes

List of ZIP Codes in Butler County

The following table lists ZIP Codes associated with Butler 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 50602 42.74036 -92.80581 Allison 1,372 6.7
2 50604 42.60484 -92.90299 Aplington 1,713 9.2
3 50608 42.58815 -92.96075 Austinville 36 62.6
4 50611 42.8193 -92.91114 Bristow 269 3.3
5 50619 42.79725 -92.66266 Clarksville 2,123 9.7
6 50625 42.75071 -92.98691 Dumont 1,002 6.3
7 50636 42.89439 -92.80745 Greene 2,141 7.1
8 50649 42.66249 -92.90973 Kesley 5 67.4
9 50660 42.58099 -92.63752 New Hartford 1,092 12.1
10 50665 42.58078 -92.7717 Parkersburg 2,518 9.8
11 50670 42.68425 -92.61586 Shell Rock 2,379 16.7


About Butler County ZIP Codes

Butler County in Iowa (IA) is served by approximately 11 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 14,650 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 Butler County are located in cities such as Parkersburg, Shell Rock, Greene, Clarksville, Aplington. These cities and towns help define the economic and demographic character of the county.

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