St. Louis County, MO

County

Cities in St. Louis County

Neighborhoods in St. Louis County

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Demographics of St. Louis

Median Age

Bachelor's Degree+

41.2%

Households with Children

18.9%

School Enrollment K-12

23,993

Age Distribution

Population breakdown by life stage — from children to seniors. Reveals the generational mix of the community.

Early Childhood (0-4): 5.7%
School Age (5-17): 12.6%
Young Adults (18-34): 28.3%
Working Age (35-54): 25.6%
Pre-Retirement (55-64): 12.3%
Seniors (65+): 15.5%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Educational Attainment

Highest level of education completed by residents 25 and older. Reflects the academic profile of the area.

Less than High School: 9.2%
High School / GED: 24.1%
Some College or Associate's: 25.6%
Bachelor's Degree or Higher: 41.1%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Household Type

Household composition by family type and presence of children. Helps understand the family character of the area.

Families with Kids: 8.4%
Single Parents: 10.6%
Couples & Adults: 23.1%
Living Alone: 58.0%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Racial & Ethnic Composition

Racial and ethnic composition based on U.S. Census self-identification. Hispanic or Latino is an ethnicity that may overlap with any race.

White: 44.4%
Hispanic or Latino: 5.3%
Asian: 3.5%
Black or African American: 42.1%
Other Race / Two or More Races: 4.5%
American Indian and Alaska Native: 0.1%
Native Hawaiian and Pacific Islander: 0.0%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources·Fair Housing Policy

Hispanic Population by Origin

Hispanic or Latino origin is asked separately from race — a person can be both Hispanic and any race.

Mexican: 58.5%
Puerto Rican: 5.0%
Cuban: 5.7%
Dominican: 1.1%
Central American: 9.6%
South American: 9.0%
Other Hispanic or Latino: 11.1%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

White Population by Ancestry

Ancestry reflects how residents self-identify culturally, not necessarily country of birth.

European: 42.5%
Middle Eastern or North African: 1.1%
Other White: 56.4%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Black Population by Origin

Heritage and national origins within the Black or African American population, as reported to the Census.

African American: 56.3%
Sub-Saharan African: 2.1%
Caribbean: 0.4%
Other Black: 41.2%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Place of Birth

Where residents were born — in-state, from other U.S. states, or from abroad. Reflects the community's migration patterns.

Born in Same State: 64.6%
Born in Other U.S. State: 27.7%
Born Outside U.S. (American): 0.6%
Foreign-Born Naturalized: 3.2%
Foreign-Born Non-Citizen: 3.9%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

Language Spoken at Home

Languages spoken by residents at home. Shows the linguistic diversity and cultural makeup of the area.

English Only: 90.6%
Spanish: 3.2%
European & Indo-European: 2.7%
East & Southeast Asian: 2.3%
Arabic: 0.3%
Other: 0.9%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources

School Enrollment

Current school enrollment levels from pre-K through graduate school. Useful for families evaluating local education demand.

Preschool / Kindergarten: 2.6%
Elementary (1-4): 3.6%
Middle School (5-8): 4.0%
High School (9-12): 3.8%
College / Graduate: 8.0%
Not Enrolled: 78.0%

Data: U.S. Census Bureau, American Community Survey 5-Year Estimates, 2024·Sources