Mehlville, Missouri Demographics & Population 2026
During the 2020–2024 ACS period, Mehlville, Missouri had a total population of 29,805, the 23rd largest community in Missouri, with a median household income of $67,071, which is 5% lower than the state average. The poverty rate is 7.8%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Mehlville Quick Facts
How Mehlville 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 | 29,089 | 29,805 | +2.5% |
| Median household income | $65,395 | $67,071 | +2.6% |
| Median home value | $210,200 | $218,400 | +3.9% |
How Mehlville 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+)
Mehlville 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 |
| 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 |
| Webster Groves | 23,712 | $115,227 | 4.2% | $387,600 |
Cities Similar to Mehlville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Raytown | 29,445 | $68,840 | $182,900 | 22.0% | 12.5% |
| Liberty | 30,689 | $88,542 | $283,300 | 39.6% | 7.0% |
| Gladstone | 27,207 | $79,271 | $231,500 | 31.7% | 11.0% |
| Belton | 25,008 | $69,226 | $203,200 | 25.6% | 9.7% |
| Maryland Heights | 27,880 | $86,436 | $227,000 | 51.2% | 4.7% |
Population Overview
Mehlville is a mid-sized community located in Missouri, within St. Louis County. The total population is 29,805. It ranks as the 23rd most populous out of 1,062 Census-designated places in Missouri.
Age Demographics
The median age in Mehlville is 42.4 years. This is 9% higher than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Mehlville is $67,071. This is 5% lower than the state median of $70,702. It is also 17% lower than the national median of $80,734. The poverty rate stands at 7.8%. This is 38% lower than the state poverty rate of 12.6%. The unemployment rate is 2.6%. This is 36% lower than the state rate of 4.0%. The median home value is $218,400. Housing costs are 5% lower than the state median of $230,300. The home-value-to-income ratio is 3.3x. 66.0% of occupied housing units are owner-occupied. This homeownership rate is 3% lower than the state average of 68.1%.
Race & Ethnicity
Mehlville has a predominantly White (non-Hispanic) population, comprising 87.5% of all residents. Black or African American residents account for 5.4%. The Black or African American population (5.4%) is well below the state average of 10.9%. The Hispanic or Latino population (1.9%) is well below the state average of 5.2%.
Education
31.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 3% 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 92.8%.
Data Sources & Methodology
All demographic data for Mehlville, 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 Mehlville, Missouri?
Mehlville, Missouri has a population of 29,805 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Mehlville, MO?
The median household income in Mehlville is $67,071, which is 17% lower than the national median of $80,734.
What is the poverty rate in Mehlville, MO?
The poverty rate in Mehlville is 7.8%. This means approximately 2,255 residents live below the federal poverty line.
What is the racial makeup of Mehlville, Missouri?
Mehlville's population is 87.5% White, 5.4% Black, 1.9% Hispanic/Latino, and 2.4% Asian.
What is the median home value in Mehlville, MO?
The median home value in Mehlville is $218,400. The home-value-to-income ratio is 3.3x.
How educated is Mehlville, Missouri?
31.4% of adults (25+) in Mehlville hold a bachelor's degree or higher, and 9.4% hold a graduate or professional degree.