| Name | Louisa County |
| State | Iowa |
| FIPS Code | 19115 |
| County Seat | Wapello |
| Timezone | Central Daylight Time (CDT) |
| Population (2024) | 10,540 |
| Population Growth Rate(2020-2024) | -2.84% |
| Majority Ethnicity | White 81.36% |
| Public School Majority Ethnicity | White 57% |
| Partisan Voting Index | Republican:+19 |
| Unemployment Rate (May 2026) | 4.1% |
| Sales Tax Rate (2025) | 7% |
| Area Code(s) | 319 / 563 |
| Race/Ethnicity | Percentage of Population (2023) |
|---|---|
| White | 81.36% |
| African American | 0.62% |
| Hispanic | 15.93% |
| Asian | 1.86% |
| Native American | 0.23% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 57.11% |
| African American | 2.41% |
| Hispanic | 34.91% |
| Asian | 3.69% |
| Native American | 0.23% |
| Hawaiin/Pacific Islander | 0.15% |