Lee County ZIP Codes

List of ZIP Codes in Lee County

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


S.N. Zip Code Latitude Longitude City Population Density
1 60530 41.79613 -88.95988 Lee 1,022 14.1
2 60553 41.82399 -89.02806 Steward 681 5.4
3 61006 41.86078 -89.20836 Ashton 1,361 7.5
4 61021 41.82908 -89.47764 Dixon 22,690 58.4
5 61031 41.83263 -89.31626 Franklin Grove 1,615 13.9
6 61042 41.68819 -89.56015 Harmon 410 2.4
7 61057 41.83357 -89.38401 Nachusa 41 24.6
8 61310 41.69815 -89.34769 Amboy 3,532 12.6
9 61318 41.71202 -89.08039 Compton 615 7.2
10 61324 41.76994 -89.4136 Eldena 112 210.4
11 61331 41.74771 -89.27754 Lee Center 0 0.0
12 61353 41.6967 -88.99623 Paw Paw 1,219 14.6
13 61367 41.62611 -89.26221 Sublette 814 7.3
14 61378 41.72614 -89.158 West Brooklyn 606 3.9


About Lee County ZIP Codes

Lee County in Illinois (IL) is served by approximately 14 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 34,718 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 Lee County are located in cities such as Dixon, Amboy, Franklin Grove, Ashton, Paw Paw. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Lee County, Illinois follow the America/Chicago time zone.