ZIP CodesZIP codes in Hardin County, Iowa
Hardin County, Iowa has 13 ZIP codes in this list, from 50006 to 50672. They cover 13 places, among them Alden, Buckeye, Garden City and Hubbard.
Nothing in this county matches.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 50006 | Alden | 124 | 42.518, -93.384 |
| 50043 | Buckeye | no area | 42.418, -93.376 |
| 50102 | Garden City | 0.5 | 42.245, -93.395 |
| 50122 | Hubbard | 84.2 | 42.302, -93.294 |
| 50126 | Iowa Falls | 137 | 42.514, -93.271 |
| 50206 | New Providence | 46.0 | 42.269, -93.175 |
| 50230 | Radcliffe | 88.6 | 42.324, -93.423 |
| 50258 | Union | 54.0 | 42.252, -93.056 |
| 50259 | Gifford | no area | 42.383, -93.251 |
| 50269 | Whitten | 0.6 | 42.272, -93.021 |
| 50601 | Ackley | 139 | 42.553, -93.061 |
| 50627 | Eldora | 106 | 42.357, -93.104 |
| 50672 | Steamboat Rock | 37.3 | 42.418, -93.063 |
The ZIP code areas of Hardin County add up to about 817 square miles of land (2,116 sq km) as the Census Bureau draws them. The largest is 50601 (Ackley), with 139 square miles.
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Alden, IA 50006.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.