Hillsboro Flag

Hillsboro

County Seat:
Yes
Area (mi²):
3.842
State:
Missouri

Hillsboro is a city located in Jefferson County, Missouri. Hillsboro has a 2025 population of 3,509. It is also the county seat of Jefferson County. Hillsboro is currently growing at a rate of 0.11% annually and its population has increased by 0.52% since the most recent census, which recorded a population of 3,491 in 2020.

The average household income in Hillsboro is $78,698 with a poverty rate of 14.82%.The median age in Hillsboro is 30.9 years: 30.3 years for males, and 33.3 years for females.

3.5K
Total Population
913
Density (mi²)
4 0.11%
Growth

Hillsboro Population

Hillsboro Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Hillsboro includes 88.92% White, and smaller percentages for other race, Black or African American, Native American and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White3,09788.92%
Two or more races2557.32%
Other race802.3%
Black or African American501.44%
Native American10.03%

Hillsboro Marital Status

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

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Hillsboro's average per capita income is $47,661. Household income levels show a median of $65,278. The poverty rate stands at 14.82%.

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$109,875-
Families$86,523$94,533
Households$65,278$78,698
Non Families$26,216$38,786

$47,661

Average Income

$65,278

Median Household Income

14.82%

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)