Clay County Flag

Clay County

State:
Missouri
County Seat:
Liberty

Clay County's estimated 2025 population is 265,456 with a growth rate of 1.08% in the past year according to the most recent United States census data. Clay County is the 6th largest county in Missouri. The 2010 population was 222,649 and has seen a growth of 19.23% since that time.

265,456
Total Population
667
Population Density (mi²)
6
Population Rank (State)
2.8K 1.08%
Annual Population Growth

Clay County Population

Clay County Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Clay County includes 80.08% White, 6.78% Black or African American, and smaller percentages for other race, Asian, Native Hawaiian or Pacific Islander, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White204,66580.08%
Two or more races18,8007.36%
Black or African American17,3206.78%
Other race6,8032.66%
Asian6,2522.45%
Native Hawaiian or Pacific Islander9030.35%
Native American8230.32%

Clay County Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Clay County's average per capita income is $54,330. Household income levels show a median of $86,150. The poverty rate stands at 8.49%.

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$118,977$139,823
Families$103,627$123,599
Households$86,150$105,515
Non Families$50,218$63,905

$54,330

Average Income

$86,150

Median Household Income

8.49%

Poverty Rate