Greendale, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Greendale, Missouri had a total population of 794, the 422nd largest city in Missouri, with a median household income of $56,500, which is 20% lower than the state average. The poverty rate is 40.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- More than 1 in 4 residents live below the poverty line (40.8%), well above the national average of 12.4%.
- Housing is very affordable with a home-value-to-income ratio of just 2.0x.
- Unemployment rate of 9.0% is notably above the national average.
Greendale Quick Facts
How Greendale 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 | 805 | 794 | -1.4% |
| Median household income | $40,547 | $56,500 | +39.3% |
| Median home value | $111,200 | $115,400 | +3.8% |
How Greendale 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 less diverse community where one racial or ethnic group represents a large majority.
State average: 40 | National average: 61
Education
Educational Attainment (Adults 25+)
Greendale 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 Greendale
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Horine | 781 | N/A | $213,400 | 0.0% | 18.9% |
| Miller | 769 | $56,371 | $100,400 | 13.5% | 22.1% |
| Russellville | 833 | $56,750 | $166,500 | 23.2% | 5.3% |
| Jasper | 808 | $51,458 | $126,200 | 16.4% | 13.2% |
| Braymer | 795 | $49,250 | $82,400 | 12.5% | 10.7% |
A note before these figures: with a population of 794, Greendale's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Greendale is a small community located in Missouri, within St. Louis County. The total population is 794. It ranks as the 422nd most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Greendale is 41.5 years. This is 6% higher than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Greendale is $56,500. This is 20% lower than the state median of $70,702. It is also 30% lower than the national median of $80,734. The poverty rate stands at 40.8%. This is 224% higher than the state poverty rate of 12.6%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 9.0%. This is 125% higher than the state rate of 4.0%. The median home value is $115,400. Housing costs are 50% lower than the state median of $230,300. With a home-value-to-income ratio of just 2.0x, Greendale is one of the most affordable housing markets in the area. 90.1% of occupied housing units are owner-occupied. This homeownership rate is 32% higher than the state average of 68.1%.
Race & Ethnicity
The largest racial or ethnic group in Greendale is Black or African American, making up 78.7% of the population. White (non-Hispanic) residents account for 12.2%. The White (non-Hispanic) population (12.2%) is well below the state average of 76.3%. The Black or African American population is significantly higher than the state average (78.7% vs 10.9%).
Education
36.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 13% higher 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 94.9%.
Data Sources & Methodology
All demographic data for Greendale, 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 Greendale, Missouri?
Greendale, Missouri has a population of 794 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Greendale, MO?
The median household income in Greendale is $56,500, which is 30% lower than the national median of $80,734.
What is the poverty rate in Greendale, MO?
The poverty rate in Greendale is 40.8%. This means approximately 321 residents live below the federal poverty line.
What is the racial makeup of Greendale, Missouri?
Greendale's population is 12.2% White, 78.7% Black, 5.5% Hispanic/Latino, and 1.6% Asian.
What is the median home value in Greendale, MO?
The median home value in Greendale is $115,400. The home-value-to-income ratio is 2.0x.
How educated is Greendale, Missouri?
36.5% of adults (25+) in Greendale hold a bachelor's degree or higher, and 14.3% hold a graduate or professional degree.