| Name | Woodbury County |
| State | Iowa |
| FIPS Code | 19193 |
| County Seat | Sioux City |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 106,544 |
| Population Growth Rate(2020-2024) | 0.53% |
| Majority Ethnicity | White 72.87% |
| Public School Majority Ethnicity | White 51% |
| Partisan Voting Index | Republican:+11 |
| Unemployment Rate (May 2026) | 3.8% |
| Sales Tax Rate (2025) | 7% |
| Area Code(s) | 712 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 72.87% |
| African American | 4.48% |
| Hispanic | 18.12% |
| Asian | 2.47% |
| Native American | 1.68% |
| Hawaiin/Pacific Islander | 0.39% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 51.4% |
| African American | 7.32% |
| Hispanic | 29.68% |
| Asian | 1.91% |
| Native American | 2.26% |
| Hawaiin/Pacific Islander | 1.81% |