Chinook Flag

Chinook

County:
Blaine County
County Seat:
Yes
Area (mi²):
0.523
State:
Montana

Chinook is a city located in Blaine County, Montana. Chinook has a 2025 population of 1,158 . It is also the county seat of Blaine County . Chinook is currently declining at a rate of -0.34% annually and its population has decreased by -1.7% since the most recent census, which recorded a population of 1,178 in 2020.

The average household income in Chinook is $83,256 with a poverty rate of 10.36%. The median age in Chinook is 39 years: 45.4 years for males, and 30.6 years for females. For every 100 females there are 94.4 males.

1.2K
Total Population
2,215
Density (mi²)
-4 -0.34%
Growth

Chinook Population

Chinook Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Chinook includes 90.48% White, 5.34% Native American, and smaller percentages for and multiracial populations.

Population by Race

White (90.48%)

Native American (5.34%)

Two or more races (4.18%)

Race
Population
Percentage (of total)
White1,32190.48%
Native American785.34%
Two or more races614.18%

Chinook Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Chinook's average per capita income is $63,664. Household income levels show a median of $71,500. The poverty rate stands at 10.36%.

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
Families$105,938$122,776
Married Families$96,000-
Households$71,500$83,256
Non Families$21,914$34,029

$63,664

Average Income

$71,500

Median Household Income

10.36%

Poverty Rate

Nearby Cities

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)