PlainZIP

Union

Iowa

6

Total ZIPs

12,958

Total Population

ZIP Codes in Union

ZIP Code City Population Density
50801 Creston 9,590 18
50830 Afton 1,743 6
50149 Lorimor 964 5
50254 Thayer 282 3
50861 Shannon City 274 2
50842 Cromwell 105 156

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.