| Place Name | DeQuincy |
| Place Type | City |
| ZIP Code(s) | 70633 |
| County | Calcasieu Parish |
| Area Code(s) | 337 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 3,220 |
| Population Growth Rate (2010-19) | -2.81% |
| Majority Ethnicity | White 86.88% |
| Metro/Micro Stats Area | Lake Charles, LA |
| US Congressional District(s) | Louisiana 3rd |
| State House Districts | 32 |
| State Senate Districts | 30 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 86.88% |
| African American | 10.09% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 3.03% |