| Place Name | Cecilia |
| Place Type | Census Designated Place |
| ZIP Code(s) | 70512 70517 |
| County | Saint Martin Parish |
| Area Code(s) | 337 |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 1,444 |
| Population Growth Rate (2010-19) | -8.74% |
| Majority Ethnicity | White 53.66% |
| Metro/Micro Stats Area | Lafayette, LA |
| US Congressional District(s) | Louisiana 3rd |
| State House Districts | 46 |
| State Senate Districts | 22 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 53.66% |
| African American | 46.34% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |