| Name | Union County |
| State | Iowa |
| FIPS Code | 19175 |
| County Seat | Creston |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 11,913 |
| Population Growth Rate(2020-2024) | -1.89% |
| Majority Ethnicity | White 95.97% |
| Public School Majority Ethnicity | White 90% |
| Partisan Voting Index | Republican:+18 |
| Unemployment Rate (May 2026) | 3.8% |
| Sales Tax Rate (2025) | 7% |
| Area Code(s) | 641 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 95.97% |
| African American | 0.47% |
| Hispanic | 3.55% |
| Asian | 0% |
| Native American | 0.01% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 90.26% |
| African American | 1.12% |
| Hispanic | 5.84% |
| Asian | 0.48% |
| Native American | 0.05% |
| Hawaiin/Pacific Islander | 0.05% |