| Place Name | Lockport |
| Place Type | Town |
| ZIP Code(s) | 70374 |
| County | Lafourche Parish |
| Area Code(s) | 985 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 2,571 |
| Population Growth Rate (2010-19) | -3.41% |
| Majority Ethnicity | White 92.89% |
| Metro/Micro Stats Area | Houma-Thibodaux, LA |
| US Congressional District(s) | Louisiana 1st |
| State House Districts | 54 |
| State Senate Districts | 20 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 92.89% |
| African American | 1.18% |
| Hispanic | 0.25% |
| Asian | 1.29% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 4.4% |