Ranking of Hardin, IA Cities and Places By population in 2021
Updated on June 27, 2025.
Based on the US Census Vintage data estimates, in 2021, among all Hardin, IA cities and places, Iowa Falls city had the highest population (5.05K), followed by Balance of Hardin County (4.23K), and Eldora city (2.63K).
The chart below shows the top 10 cities and places, and the table below shows the ranking of all Hardin cities and places.
You can see similar information for other Iowa counties. You can also see the ranking of all cities and places in Iowa.
Data Source: US Census Bureau (Vintage).
Ranking of Hardin, IA Cities and Places By population in 2021
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Iowa Falls city | 5046 |
| 2 | Balance of Hardin County | 4233 |
| 3 | Eldora city | 2632 |
| 4 | Ackley city (pt.) | 1542 |
| 5 | Hubbard city | 851 |
| 6 | Alden city | 753 |
| 7 | Radcliffe city | 548 |
| 8 | Union city | 388 |
| 9 | Steamboat Rock city | 265 |
| 10 | New Providence city | 234 |
| 11 | Whitten city | 99 |
| 12 | Buckeye city | 83 |
| 13 | Owasa city | 31 |