St. Regis is a CDP located in Mineral County, Montana. St. Regis has a 2025 population of 313 . St. Regis is currently declining at a rate of 0% annually and its population has increased by 51.21% since the most recent census, which recorded a population of 207 in 2020.
The average household income in St. Regis is $51,535 with a poverty rate of 34.3%. The median age in St. Regis is 30.3 years: 36.7 years for males, and 23.3 years for females. For every 100 females there are 103.6 males.
Data after 2023 is projected based on recent change
The racial composition of St. Regis includes 92.73% White, and smaller percentages for other race, Black or African American and multiracial populations.
White (92.73%)
Two or more races (5.23%)
Other race (1.45%)
Black or African American (0.58%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 319 | 92.73% |
| Two or more races | 18 | 5.23% |
| Other race | 5 | 1.45% |
| Black or African American | 2 | 0.58% |
Married
Widowed
Divorced
Separated
Never Married
St. Regis' average per capita income is $34,167. Household income levels show a median of $50,833. The poverty rate stands at 34.3%.
Name | Median | Mean |
|---|---|---|
| Married Families | $75,658 | - |
| Families | $51,250 | $51,018 |
| Households | $50,833 | $51,535 |
| Non Families | - | $26,355 |
Average Income
Median Household Income
Poverty Rate