Thompson Falls

County:: Sanders County
County Seat:: Yes
Area (mi²):: 1.594
State:: Montana

Thompson Falls is a city located in Sanders County, Montana. Thompson Falls has a 2025 population of 1,560. It is also the county seat of Sanders County. Thompson Falls is currently growing at a rate of 2.9% annually and its population has increased by 16.42% since the most recent census, which recorded a population of 1,340 in 2020.

The average household income in Thompson Falls is $59,084 with a poverty rate of 7.69%. The median age in Thompson Falls is 47.2 years: 42.2 years for males, and 50.4 years for females.

Demographics

The racial composition of Thompson Falls includes 87.63% White, and smaller percentages for Native American, Black or African American, Asian, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Two or more races

Native American

Black or African American

Asian

Native Hawaiian or Pacific Islander

Other race

Race	Population	Percentage (of total)
White	1,374	87.63%
Two or more races	174	11.1%
Native American	13	0.83%
Black or African American	7	0.45%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%

Thompson Falls Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Thompson Falls' average per capita income is $31,132. Household income levels show a median of $53,203. The poverty rate stands at 7.69%.

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	$78,031	-
Families	$69,250	$66,322
Households	$53,203	$59,084
Non Families	$39,013	$48,459

$31,132

Average Income

$53,203

Median Household Income

7.69%

Poverty Rate