St. Ann, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, St. Ann, Missouri had a total population of 12,811, the 72nd largest city in Missouri, with a median household income of $52,323, which is 26% lower than the state average. The poverty rate is 13.0%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Housing is very affordable with a home-value-to-income ratio of just 2.4x.
St. Ann Quick Facts
How St. Ann Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 12,865 | 12,811 | -0.4% |
| Median household income | $52,059 | $52,323 | +0.5% |
| Median home value | $118,600 | $126,600 | +6.7% |
How St. Ann Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A diverse community with significant representation from multiple racial and ethnic groups.
State average: 40 | National average: 61
Education
Educational Attainment (Adults 25+)
St. Ann Rankings in Missouri
Explore Missouri Rankings
Other Cities in St. Louis County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Florissant | 51,773 | $65,318 | 10.1% | $148,800 |
| Chesterfield | 49,574 | $133,037 | 3.9% | $472,500 |
| Oakville | 35,333 | $106,362 | 6.4% | $318,600 |
| Wildwood | 35,133 | $161,060 | 2.2% | $495,800 |
| University City | 34,685 | $80,694 | 14.5% | $306,700 |
| Ballwin | 31,279 | $124,626 | 4.8% | $377,100 |
| Mehlville | 29,805 | $67,071 | 7.8% | $218,400 |
| Kirkwood | 29,363 | $121,270 | 5.3% | $451,400 |
| Maryland Heights | 27,880 | $86,436 | 4.7% | $227,000 |
| Hazelwood | 25,114 | $55,908 | 15.9% | $167,400 |
Cities Similar to St. Ann
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Branson | 12,817 | $51,978 | $251,000 | 27.7% | 20.2% |
| Fulton | 12,617 | $51,429 | $155,900 | 21.7% | 14.0% |
| Neosho | 13,224 | $57,891 | $163,400 | 21.7% | 15.2% |
| Marshall | 13,739 | $54,437 | $147,900 | 25.4% | 17.1% |
| West Plains | 12,441 | $44,002 | $169,900 | 17.1% | 28.1% |
Population Overview
St. Ann is a small city located in Missouri, within St. Louis County. The total population is 12,811. It ranks as the 72nd most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in St. Ann is 34.8 years. This is 11% lower than the state median of 39.0 years.
Economy, Income & Housing
The median household income in St. Ann is $52,323. This is 26% lower than the state median of $70,702. It is also 35% lower than the national median of $80,734. The poverty rate stands at 13.0%. This is 3% higher than the state poverty rate of 12.6%. The unemployment rate is 4.9%. This is 21% higher than the state rate of 4.0%. The median home value is $126,600. Housing costs are 45% lower than the state median of $230,300. With a home-value-to-income ratio of just 2.4x, St. Ann is one of the most affordable housing markets in the area. 56.4% of occupied housing units are owner-occupied. This homeownership rate is 17% lower than the state average of 68.1%.
Race & Ethnicity
The largest racial or ethnic group in St. Ann is White (non-Hispanic), making up 55.1% of the population. Black or African American residents account for 24.5%. The Black or African American population is significantly higher than the state average (24.5% vs 10.9%). The Hispanic or Latino population is significantly higher than the state average (12.9% vs 5.2%).
Education
20.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 37% lower than the state rate of 32.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 89.1%.
Data Sources & Methodology
All demographic data for St. Ann, Missouri is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Missouri state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,062 Census-designated places in Missouri. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of St. Ann, Missouri?
St. Ann, Missouri has a population of 12,811 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in St. Ann, MO?
The median household income in St. Ann is $52,323, which is 35% lower than the national median of $80,734.
What is the poverty rate in St. Ann, MO?
The poverty rate in St. Ann is 13.0%. This means approximately 1,652 residents live below the federal poverty line.
What is the racial makeup of St. Ann, Missouri?
St. Ann's population is 55.1% White, 24.5% Black, 12.9% Hispanic/Latino, and 2.1% Asian.
What is the median home value in St. Ann, MO?
The median home value in St. Ann is $126,600. The home-value-to-income ratio is 2.4x.
How educated is St. Ann, Missouri?
20.4% of adults (25+) in St. Ann hold a bachelor's degree or higher, and 3.1% hold a graduate or professional degree.