Harrisonville

County:: Cass County
County Seat:: Yes
Area (mi²):: 9.883
State:: Missouri

Harrisonville is a city located in Cass County, Missouri. Harrisonville has a 2025 population of 9,667. It is also the county seat of Cass County. Harrisonville is currently declining at a rate of -0.94% annually and its population has decreased by -4.56% since the most recent census, which recorded a population of 10,129 in 2020.

The average household income in Harrisonville is $78,851 with a poverty rate of 7.6%.The median age in Harrisonville is 37.8 years: 33.2 years for males, and 44.5 years for females.

Demographics

The racial composition of Harrisonville includes 93.91% White, and smaller percentages for Native American, other race, Black or African American, Native Hawaiian or Pacific Islander, Asian and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	9,393	93.91%
Two or more races	394	3.94%
Native American	67	0.67%
Other race	67	0.67%
Black or African American	54	0.54%
Native Hawaiian or Pacific Islander	14	0.14%
Asian	13	0.13%

Harrisonville Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Harrisonville's average per capita income is $44,798. Household income levels show a median of $60,727. The poverty rate stands at 7.6%.

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	$106,800	-
Families	$83,896	$93,355
Households	$60,727	$78,851
Non Families	$35,040	$44,969

$44,798

Average Income

$60,727

Median Household Income

7.6%

Poverty Rate