Sun Prairie

County:: Cascade County
County Seat:: No
Area (mi²):: 5.297
State:: Montana

Sun Prairie is a CDP located in Cascade County, Montana. Sun Prairie has a 2025 population of 1,300. Sun Prairie is currently declining at a rate of -1.66% annually and its population has decreased by -19.6% since the most recent census, which recorded a population of 1,617 in 2020.

The average household income in Sun Prairie is $77,750 with a poverty rate of 9.31%.The median age in Sun Prairie is 49.5 years: 50.7 years for males, and 38.3 years for females.

Demographics

The racial composition of Sun Prairie includes 88.11% White, 6.08% Asian, and smaller percentages for Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,334	88.11%
Asian	92	6.08%
Two or more races	64	4.23%
Native American	24	1.59%

Sun Prairie Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Sun Prairie's average per capita income is $39,342. Household income levels show a median of $61,004. The poverty rate stands at 9.31%.

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	$92,159	-
Families	$62,418	$81,664
Households	$61,004	$77,750
Non Families	$46,458	$42,906

$39,342

Average Income

$61,004

Median Household Income

9.31%

Poverty Rate