Romeville is a CDP located in St. James Parish, Louisiana. Romeville has a 2025 population of 1 . Romeville is currently declining at a rate of -90% annually and its population has decreased by -99.07% since the most recent census, which recorded a population of 107 in 2020.
Data after 2023 is projected based on recent change
The racial composition of Romeville includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 12 | 100% |
Married
Widowed
Divorced
Separated
Never Married