| Place Name | Montpelier |
| Place Type | Village |
| ZIP Code(s) | 70422 |
| County | Saint Helena Parish |
| Area Code(s) | 225 |
| Timezone | Central Daylight Time (CDT) |
| Population (2022) | 304 |
| Population Growth Rate (2010-19) | -26.32% |
| Majority Ethnicity | White 69.15% |
| Metro/Micro Stats Area | Baton Rouge, LA |
| US Congressional District(s) | Louisiana 6th |
| State House Districts | 72 |
| State Senate Districts | 6 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 69.15% |
| African American | 21.28% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 9.57% |