| Official Name: | Hardin, Iowa |
| Pushpin Map: | Iowa#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Iowa |
| Subdivision Type2: | County |
| Subdivision Name2: | Clayton |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 1040 |
| Coordinates: | 43.0803°N -91.4844°W |
| Postal Code Type: | Zip codes |
| Area Code: | 563 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 457246 |
Hardin is an unincorporated community in Clayton County, Iowa, United States.
Hardin was surveyed in 1854.[1]