St. Charles city, Missouri Demographics & Population 2026
As of 2026, St. Charles city, Missouri has a total population of 71,048, the 9th largest city in Missouri, with a median household income of $85,522, which is 24% higher than the state average. The poverty rate is 6.0%.
Key Takeaways
- 44.2% of adults hold a bachelor's degree or higher — top 10% in Missouri.
- Near full employment with an unemployment rate of just 2.3%.
St. Charles city Quick Facts
How St. Charles city Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
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: 39 | National average: 60
Education
Educational Attainment (Adults 25+)
St. Charles city Rankings in Missouri
Explore Missouri Rankings
Cities Similar to St. Charles city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Blue Springs city | 59,416 | $84,075 | $241,500 | 34.6% | 7.0% |
| St. Joseph city | 71,542 | $55,578 | $144,200 | 22.7% | 18.7% |
| St. Peters city | 58,200 | $89,827 | $252,800 | 39.7% | 5.1% |
| O'Fallon city | 92,697 | $107,203 | $305,100 | 42.4% | 4.7% |
| Florissant city | 51,915 | $66,344 | $136,200 | 22.7% | 9.5% |
Population Overview
St. Charles city is a mid-sized community located in Missouri. The total population is 71,048. It ranks as the 9th most populous out of 1,062 cities and towns in Missouri.
Age Demographics
The median age in St. Charles city is 38.9 years. This is about average than the state median of 38.9 years.
Economy, Income & Housing
The median household income in St. Charles city is $85,522. This is 24% higher than the state median of $68,920. Compared to the national median of $78,538, household income here is 9% higher. The poverty rate stands at 6.0%. This is 52% lower than the state poverty rate of 12.6%. The unemployment rate is 2.3%. This is 44% lower than the state rate of 4.1%. The median home value is $280,800. Housing costs are 30% higher than the state median of $215,600. The home-value-to-income ratio is 3.3x. 67.9% of occupied housing units are owner-occupied.
Race & Ethnicity
The largest racial or ethnic group in St. Charles city is White (non-Hispanic), making up 77.5% of the population. Black or African American residents account for 7.7%. The Asian population is significantly higher than the state average (3.9% vs 2.1%).
Education
44.2% of residents aged 25 and older hold a bachelor's degree or higher. This places St. Charles city in the top 10% of all cities in the state for educational attainment. This is 38% higher than the state rate of 31.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 94.3%. Notably, 17.4% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for St. Charles city, Missouri is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. 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. For official data, visit data.census.gov.
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Frequently Asked Questions
What is the population of St. Charles city, Missouri?
St. Charles city, Missouri has a population of 71,048 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in St. Charles city, MO?
The median household income in St. Charles city is $85,522, which is 9% higher the national median of $78,538.
What is the poverty rate in St. Charles city, MO?
The poverty rate in St. Charles city is 6.0%. This means approximately 3,964 residents live below the federal poverty line.
What is the racial makeup of St. Charles city, Missouri?
St. Charles city's population is 77.5% White, 7.7% Black, 6.6% Hispanic/Latino, and 3.9% Asian.
What is the median home value in St. Charles city, MO?
The median home value in St. Charles city is $280,800. The home-value-to-income ratio is 3.3x.
How educated is St. Charles city, Missouri?
44.2% of adults (25+) in St. Charles city hold a bachelor's degree or higher, and 17.4% hold a graduate or professional degree.