Sedan is a CDP located in Gallatin County, Montana. Sedan has a 2025 population of 142 . Sedan is currently growing at a rate of 6.77% annually and its population has increased by 153.57% since the most recent census, which recorded a population of 56 in 2020.
The average household income in Sedan is $93,350 with a poverty rate of 0%. The median age in Sedan is 56.3 years: 56.4 years for males, and 55.9 years for females. For every 100 females there are 138.5 males.
Data after 2023 is projected based on recent change
The racial composition of Sedan includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 124 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Sedan's average per capita income is $42,708. Household income levels show a median of $105,714. The poverty rate stands at 0%.
Name | Median | Mean |
|---|---|---|
| Families | $106,250 | $96,017 |
| Married Families | $106,250 | - |
| Households | $105,714 | $93,350 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate