| Place Name | Killian |
| Place Type | Town |
| ZIP Code(s) | 70462 |
| County | Livingston Parish |
| Area Code(s) | 225 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 1,024 |
| Population Growth Rate (2010-19) | -2.40% |
| Majority Ethnicity | White 91.36% |
| Metro/Micro Stats Area | Baton Rouge, LA |
| US Congressional District(s) | Louisiana 6th |
| State House Districts | 81 |
| State Senate Districts | 18 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 91.36% |
| African American | 5.62% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.03% |