| Name | Saint Martin Parish |
| State | Louisiana |
| FIPS Code | 22099 |
| Timezone | Central Daylight Time (CDT) |
| Population (2020) | 51,767 |
| Population Growth Rate(2000-2020) | -0.75% |
| Majority Ethnicity | White 66.22% |
| Public School Majority Ethnicity | White 48% |
| Partisan Voting Index | Republican:+17 |
| Unemployment Rate | 2.9% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 66.22% |
| African American | 29.31% |
| Hispanic | 2.94% |
| Asian | 0.99% |
| Native American | 0.53% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 48.29% |
| African American | 45.6% |
| Hispanic | 2.5% |
| Asian | 1.01% |
| Native American | 0.27% |
| Hawaiin/Pacific Islander | 0% |