Jones County ZIP Codes

List of ZIP Codes in Jones County

The following table lists ZIP Codes associated with Jones 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 52033 42.27941 -91.00177 Cascade 3,581 14.0
2 52205 42.11754 -91.28806 Anamosa 8,670 27.1
3 52212 42.10954 -91.08929 Center Junction 419 7.3
4 52252 42.19712 -91.22727 Langworthy 149 40.8
5 52305 42.01801 -91.34207 Martelle 853 12.1
6 52310 42.21983 -91.19737 Monticello 6,384 17.0
7 52312 42.00617 -91.24526 Morley 43 231.3
8 52320 41.99997 -91.14643 Olin 1,243 8.3
9 52321 42.14168 -90.98307 Onslow 456 4.7
10 52323 41.98445 -90.95344 Oxford Junction 879 7.2
11 52362 42.05881 -91.00258 Wyoming 927 6.7


About Jones County ZIP Codes

Jones 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 23,604 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 Jones County are located in cities such as Anamosa, Monticello, Cascade, Olin, Wyoming. These cities and towns help define the economic and demographic character of the county.

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