Big Sky Flag

Big Sky

County:
Gallatin County
County Seat:
No
Area (mi²):
120.005
State:
Montana

Big Sky is a CDP located in Gallatin County, Montana. Big Sky has a 2025 population of 2,954. Big Sky is currently growing at a rate of 1.48% annually but its population has decreased by -3.27% since the most recent census, which recorded a population of 3,054 in 2020.

The average household income in Big Sky is $142,794 with a poverty rate of 6.85%.The median age in Big Sky is 38.5 years: 40.3 years for males, and 37.2 years for females.

3K
Total Population
25
Density (mi²)
43 1.48%
Growth

Big Sky Population

Big Sky Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Big Sky includes 95.77% White, and smaller percentages for Two or more races, other race, Black or African American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White2,28795.77%
Two or more races652.72%
Other race311.3%
Black or African American50.21%

Big Sky Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Big Sky's average per capita income is $45,469. Household income levels show a median of $103,625. The poverty rate stands at 6.85%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$142,548-
Families$110,375$171,256
Households$103,625$142,794
Non Families$92,857$99,836

$45,469

Average Income

$103,625

Median Household Income

6.85%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)