| Name | Cerro Gordo County |
| State | Iowa |
| FIPS Code | 19033 |
| County Seat | Mason City |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 44,083 |
| Population Growth Rate(2000-2022) | -2.32% |
| Majority Ethnicity | White 95.97% |
| Public School Majority Ethnicity | White 77% |
| Partisan Voting Index | Republican:+5 |
| Unemployment Rate (February 2025) | 2.9% |
| Area Code(s) | 641 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 95.97% |
| African American | 1.9% |
| Hispanic | 0.23% |
| Asian | 1.3% |
| Native American | 0.3% |
| Hawaiin/Pacific Islander | 0.3% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 77.13% |
| African American | 5.65% |
| Hispanic | 9.64% |
| Asian | 1.09% |
| Native American | 0.44% |
| Hawaiin/Pacific Islander | 1.79% |