| Name | Calhoun County |
| State | Iowa |
| FIPS Code | 19025 |
| County Seat | Rockwell City |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 9,790 |
| Population Growth Rate(2020-2024) | -1.39% |
| Majority Ethnicity | White 95.46% |
| Public School Majority Ethnicity | White 93% |
| Partisan Voting Index | Strongly Republican:+23 |
| Unemployment Rate (May 2026) | 3.3% |
| Sales Tax Rate (2025) | 7% |
| Area Code(s) | 712 / 515 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 95.46% |
| African American | 1.56% |
| Hispanic | 2.63% |
| Asian | 0.23% |
| Native American | 0.13% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 92.91% |
| African American | 0.47% |
| Hispanic | 2.94% |
| Asian | 0.2% |
| Native American | 0.2% |
| Hawaiin/Pacific Islander | 0.4% |