Big Timber is a city located in Sweet Grass County, Montana. Big Timber has a 2025 population of 1,691 . It is also the county seat of Sweet Grass County . Big Timber is currently growing at a rate of 0.59% annually and its population has increased by 3.24% since the most recent census, which recorded a population of 1,638 in 2020.
The average household income in Big Timber is $68,707 with a poverty rate of 10.1%. The median age in Big Timber is 38.9 years: 43.5 years for males, and 35.7 years for females. For every 100 females there are 89.4 males.
Data after 2023 is projected based on recent change
The racial composition of Big Timber includes 88.5% White, 3.86% other race, 3.27% Black or African American, and smaller percentages for Native American and multiracial populations.
White (88.5%)
Other race (3.86%)
Two or more races (3.46%)
Black or African American (3.27%)
Native American (0.92%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,354 | 88.5% |
| Other race | 59 | 3.86% |
| Two or more races | 53 | 3.46% |
| Black or African American | 50 | 3.27% |
| Native American | 14 | 0.92% |
Married
Widowed
Divorced
Separated
Never Married
Big Timber's average per capita income is $44,922. Household income levels show a median of $63,514. The poverty rate stands at 10.1%.
Name | Median | Mean |
|---|---|---|
| Married Families | $88,393 | - |
| Families | $88,214 | $93,991 |
| Households | $63,514 | $68,707 |
| Non Families | $30,607 | $43,647 |
Average Income
Median Household Income
Poverty Rate