South Hills is a CDP located in Jefferson County, Montana. South Hills has a 2025 population of 657 . South Hills is currently growing at a rate of 1.39% annually and its population has increased by 12.12% since the most recent census, which recorded a population of 586 in 2020.
The average household income in South Hills is $240,545 with a poverty rate of 0.79%. The median age in South Hills is 47.5 years: 47.3 years for males, and 47.8 years for females. For every 100 females there are 82.7 males.
Data after 2023 is projected based on recent change
The racial composition of South Hills includes 94.79% White, and smaller percentages for and multiracial populations.
White (94.79%)
Two or more races (5.21%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 601 | 94.79% |
| Two or more races | 33 | 5.21% |
Married
Widowed
Divorced
Separated
Never Married
South Hills' average per capita income is $81,786. Household income levels show a median of $160,417. The poverty rate stands at 0.79%.
Name | Median | Mean |
|---|---|---|
| Married Families | $163,672 | - |
| Families | $163,203 | $259,976 |
| Households | $160,417 | $240,545 |
| Non Families | $84,688 | $97,326 |
Average Income
Median Household Income
Poverty Rate