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Hardin County, Iowa Zip Codes
Zip Code
City
Population
50126
Iowa Falls
6,402
50627
Eldora
3,263
50006
Alden
1,586
50122
Hubbard
1,511
50230
Radcliffe
916
50258
Union
831
50206
New Providence
500
50672
Steamboat Rock
420
50269
Whitten
133
50102
Garden City
127
Population is the most recent figure from the U.S. Census Bureau's 2022
American Community Survey (ACS) 5-Year Estimates
.