St. Louis city, Missouri Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 5th-largest in Missouri
The population of St. Louis city, Missouri is 293,109 as of the 2023 American Community Survey, making it the 5th-largest county in Missouri. The median household income is $55,279, the median home value is $185,100, and the median age is 36.6.
The population of St. Louis city has declined 12.4% since 2010 (319,367 → 279,695), a -0.94% annualized rate.
293,109
Population
-0.94%
Annual growth
4749
People / sq mi
$55,279
Median Income
$185,100
Median Home Value
St. Louis city covers 62 sq mi of land at 4749.0 people per square mile.
About St. Louis city, MO
St. Louis city is a county in Missouri with a population of 293,109. It ranks #5 among counties in Missouri by population. The median age is 36.6, younger than the national median. The population is 48.5% male and 51.5% female.
The median household income in St. Louis city is $55,279, below the US median of $74,580. 13.8% of residents live below the federal poverty level. Home values sit at a median of $185,100, with monthly rent averaging $978. The homeownership rate of 45.4% is lower than the national rate of 64.8%.
Educational attainment in St. Louis city reflects 40.2% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 15.0% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 22.2 minutes each way.
St. Louis city Population History (2010-2024)
The county of St. Louis city had a population of 319,367 in 2010 and 279,695 in 2024, a -12.4% growth over 14 years. The peak was 319,534 in 2012. Average annual growth rate: -0.94%.
279,695
Population (2024)
319,367
Population (2010)
319,534
Peak (2012)
-0.94%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 319,367 |
| 2011 | 319,417 |
| 2012 | 319,534 |
| 2013 | 318,624 |
| 2014 | 317,599 |
| 2015 | 316,268 |
| 2016 | 312,926 |
| 2017 | 308,424 |
| 2018 | 303,661 |
| 2019 | 300,887 |
| 2020 | 300,315 |
| 2021 | 293,484 |
| 2022 | 286,292 |
| 2023 | 282,772 |
| 2024 | 279,695 |
Race & Ethnicity
| White | 45.7% |
| Black or African American | 43.1% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.3% |
| Two or More Races | 0.0% |
Age & Sex
36.6
Median Age
51.5%
Female
48.5%
Male
14.9%
Age 65+
Age Distribution
Children (under 15): 15.7% · Seniors (65+): 14.9%
Income & Poverty
| Median household income | $55,279$-13,641 vs state |
| Mean household income | $78,097 |
| Per-capita income | $38,947 |
| Poverty rate | 13.8%+5.4% vs state |
| Unemployment rate | 3.3% |
| Employment-to-population | 63.0% |
Top Industries by Employment
The largest employment sector in St. Louis city is professional & business services, accounting for 28.9% of workers.
How residents commute
5.2%
Drive alone
4.0%
Carpool
66.6%
Public transit
15.0%
Work from home
22.2 min
Avg commute
Housing
$185,100$-30,500 vs state
Median home value
$978
Median rent
45.4%
Homeownership rate
173,920
Total housing units
83.1%
Occupied
16.9%
Vacant
54.6%
Renter-occupied
Social & access
90.7%
With health insurance
91.6%
With broadband internet
27.8%
Foreign-born
5.9%
Veterans (18+)
16.6%
With a disability
91.1%
Speak language other than English at home
Education
90.5%
High School+
40.2%
Bachelor's+
Largest cities in Missouri
Other counties in Missouri
Part of Missouri
Metro areas in Missouri
County rankings
Common questions about St. Louis city, MO
Frequently Asked Questions
St. Louis city, Missouri has a population of 293,109 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 5th-largest county in Missouri. Population density is 4749 people per square mile.
The population of St. Louis city has declined 12.4% since 2010 (319,367 → 279,695), a -0.94% annualized rate.
The median household income in St. Louis city, Missouri is $55,279, with mean (average) household income of $78,097 and per-capita income of $38,947. 13.8% of residents live below the federal poverty level.
In St. Louis city, the largest racial and ethnic groups are White (45.7%), Black or African American (43.1%), Hispanic or Latino (1.3%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in St. Louis city, Missouri is 36.6 years. Residents are 51.5% female and 48.5% male.
The median home value in St. Louis city is $185,100 and median monthly rent is $978. 45.4% of occupied housing units are owner-occupied. The county has 173,920 total housing units, 16.9% of which are vacant.
The largest employment sector in St. Louis city, Missouri is professional, scientific, and management services, employing 28.9% of workers. The unemployment rate is 3.3%.
Kansas City is among the largest cities associated with St. Louis city, Missouri, with a population of 508,233.
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Statewide data for Missouri
Population, race, income, age, and trends across Missouri
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.