Bainville

County:: Roosevelt County
County Seat:: No
Area (mi²):: 1.264
State:: Montana

Bainville is a town located in Roosevelt County, Montana. Bainville has a 2025 population of 256. Bainville is currently declining at a rate of -1.16% annually and its population has decreased by -6.23% since the most recent census, which recorded a population of 273 in 2020.

The average household income in Bainville is $105,306 with a poverty rate of 0%. The median age in Bainville is 36 years: 36.1 years for males, and 32.5 years for females.

Demographics

The racial composition of Bainville includes 76.68% White, 16.29% Native American, and smaller percentages for Asian, Black or African American, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Native American

Two or more races

Asian

Black or African American

Native Hawaiian or Pacific Islander

Other race

Race	Population	Percentage (of total)
White	240	76.68%
Native American	51	16.29%
Two or more races	21	6.71%
Asian	1	0.32%
Black or African American	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%

Bainville Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Bainville's average per capita income is $37,083. Household income levels show a median of $115,000. The poverty rate stands at 0%.

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	$160,799	-
Families	$160,625	$141,927
Households	$115,000	$105,306
Non Families	$45,417	$38,526

$37,083

Average Income

$115,000

Median Household Income

0%

Poverty Rate