Sun Prairie Flag

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 2026 population of 1,487. Sun Prairie is currently declining at a rate of -0.6% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The median household income in Sun Prairie is $55,688 with a poverty rate of 9.92%. The median age in Sun Prairie is 49 years: 50.3 years for males, and 35.7 years for females. For every 100 females there are 112.1 males.

1.5K
Total Population
281
Density (mi²)
-9 -0.6%
Growth

Sun Prairie Population

Sun Prairie Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20261,487-9-0.6%
20251,496-9-0.6%

Median Age

Overall: 49 years
Female: 35.7 years
Male: 50.3 years

Sun Prairie Adults

There are 907 adults, (206 of whom are seniors) in Sun Prairie.

Sex Ratio

Female: 552 (47.1%)
Male: 619 (52.9%)

Demographics

The racial composition of Sun Prairie includes 90.18% White, 3.25% Asian, and smaller percentages for and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White1,05690.18%
Two or more races776.58%
Asian383.25%
Race
Population ↓
Percentage (of total)
Two or more races50.43%
Race
Population ↓
Percentage (of total)
White1,05690.18%
Two or more races726.15%
Asian383.25%

Sun Prairie Marital Status

Economics and Income Statistics

Sun Prairie 's average per capita income is $44,435. Household income levels show a median of $55,688. The poverty rate stands at 9.92%.

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$112,734-
Families$67,434$91,184
Households$55,688$81,584
Non Families$52,273$48,536

$44,435

Average Income

$55,688

Median Household Income

9.92%

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)