Population
278,144
2025
−7.4% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
St. Louis had an estimated 278,144 residents in 2025, down 7.4% (22,158 fewer people) since 2020. That is slower than Missouri as a whole (+1.9%), and the 113th fastest growth of 115 counties in Missouri.
Data as of 2025 · updated
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In the St. Louis city report
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278,144
2025
−7.4% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
−3,749
2025
−13.5 per 1,000 residents
−30,729 in total, 2021–2025
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. People moving in from other U.S. counties minus people moving out.
4.6%
2025
+1.1 pts since 2019
Source: U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics, 2025. Annual average unemployment rate.
272
2025
−71.5% since 2021
1.0 per 1,000 residents
Source: U.S. Census Bureau, Building Permits Survey, 2025. Housing units authorized by building permits in the year.
$56,160
2020–24
+22.7% since 2016–20
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–24. American Community Survey 5-year estimate.
195,963
2023
−4.9% since 2018
Source: U.S. Census Bureau, County Business Patterns, 2023. Paid employees of private employers in mid-March (County Business Patterns).
Net domestic migration was negative in 2025: 3,749 more people moved out to other U.S. counties than moved in.
Private employers had 195,963 paid employees in mid-March 2023, −4.9% since 2018 (County Business Patterns).
Unemployment averaged 4.6% in 2025, 1.1 points higher than in 2019 (before the pandemic).
Builders were authorized to start 272 new homes in 2025, or 1.0 per 1,000 residents.
Median household income was $56,160 in the 2020–24 American Community Survey, +22.7% since 2016–20.
Across the 3,107 U.S. counties with a comparable estimate, its population growth ranks 3,041st.
Part of the St. Louis, MO-IL metro area.
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| Year | Population | Change |
|---|---|---|
| 2025 | 278,144 | −2,301 |
| 2024 | 280,445 | −2,745 |
| 2023 | 283,190 | −3,319 |
| 2022 | 286,509 | −7,044 |
| 2021 | 293,553 | −6,749 |
| 2020 | 300,302 | – |
Census Bureau population estimates, July 1 of each year.
St. Louis city lost 22,158 people since 2020; the biggest drag was domestic migration (−30,729).
| Component | 2025 | 2020–25 | Share |
|---|---|---|---|
| Natural changebirths minus deaths | +152 | +839 | |
| International migrationfrom and to other countries | +1,308 | +7,670 | |
| Domestic migrationfrom and to other U.S. counties | −3,749 | −30,729 | |
| Census adjustmentbalancing residual | −12 | +62 | |
| Total change | −2,301 | −22,158 |
Census Bureau population estimates, components of change, each year July 1 to June 30. The components add up to the change in the estimate; the Census adjustment is the small balancing figure the Bureau publishes.
| Measure | In Missouri | Among U.S. counties |
|---|---|---|
| Population growth | 113th of 115 | 3,041st of 3,107 |
| Net domestic migration per 1,000 residents | 113th of 115 | 2,969th of 3,108 |
| Private-sector job growth | 90th of 115 | 2,460th of 3,092 |
| Median household income | 76th of 115 | 2,373rd of 3,107 |
| Lowest unemployment rate | 87th of 115 | 2,215th of 3,108 |
| New homes permitted per 1,000 residents | 63rd of 113 | 2,099th of 3,005 |
1st = highest (lowest for unemployment). Counties are ranked only against others with a figure for the same period.
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St. Louis lost population faster than all 3 of its neighbouring counties (−7.4%, 2020–25).
Its median household income ($56,160, 2020–24) is lower than in all 3 of its neighbouring counties.
| County | Population2025 | Population change2020–25 | Net domestic migration per 1,000 residents2025 | Homes permitted per 1,000 residents2025 | Median household income2020–24 |
|---|---|---|---|---|---|
| St. Louis, MO This county | 278,144 | −7.4% | −13.5 | 1.0 | $56,160 |
| St. Louis County, MO | 990,911 | −1.2% | −3.4 | 1.0 | $82,936 |
| St. Clair County, IL | 250,708 | −2.5% | −1.6 | 1.8 | $73,854 |
| Madison County, IL | 263,110 | −1.0% | 1.2 | 1.7 | $75,793 |
Census Bureau population estimates and building permits, American Community Survey 5-year income. Rates per 1,000 residents. – means no figure, or a base too small for a change or rate (it would swing on a few people). A figure from another period shows its year and is left out of the comparison.
No. Its population fell 7.4% between 2020 and 2025, about 22,158 fewer people (Census Bureau population estimates). Missouri as a whole changed +1.9% over the same years. That ranks 113th of 115 counties in Missouri for population growth.
On net, none in 2025: about 3,749 more people moved out to other U.S. counties than moved in (Census Bureau net domestic migration estimate).
It averaged 4.6% in 2025 (BLS Local Area Unemployment Statistics, annual average).
About 278,144 people, according to the U.S. Census Bureau's population estimate for July 1, 2025.
Private employers there had 195,963 paid employees in mid-March 2023, −4.9% since 2018 (Census Bureau County Business Patterns; government jobs and the self-employed are not counted).
Map, parcel and listing layers cover North and South Carolina only for now. This page and the other Missouri county pages carry the public federal growth figures.
Email me when St. Louis city gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
Each number shows its own period. Changes compare the latest period with five years earlier (or the earliest period available). Beacon CRE last refreshed these figures on 2026-11-05. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how we compute every number. More on every layer: data sources and licences.
Jobs outside North and South Carolina use County Business Patterns (paid private-sector employees in mid-March); wages and government jobs are not included.