| Place Name | Sulphur |
| Place Type | City |
| ZIP Code(s) | 70663 70665 |
| County | Calcasieu Parish |
| Area Code(s) | 337 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 20,268 |
| Population Growth Rate (2010-19) | 6.85% |
| Majority Ethnicity | White 87.8% |
| Metro/Micro Stats Area | Lake Charles, LA |
| US Congressional District(s) | Louisiana 3rd |
| State House Districts | 33 |
| State Senate Districts | 27 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 87.8% |
| African American | 6.31% |
| Hispanic | 0.58% |
| Asian | 0.44% |
| Native American | 0.01% |
| Hawaiin/Pacific Islander | 4.86% |