St. Clair city, Missouri Demographics & Population 2026
As of 2026, St. Clair city, Missouri has a total population of 4,767, the 150th largest city in Missouri, with a median household income of $40,933, which is 41% lower than the state average. The poverty rate is 16.8%.
Key Takeaways
- Household income is 41% below the state average, indicating significant economic challenges.
- Only 8.0% of adults have a bachelor's degree, well below the national average of 35.0%.
St. Clair city Quick Facts
How St. Clair 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. Clair city Rankings in Missouri
Explore Missouri Rankings
Cities Similar to St. Clair city
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Salem city | 4,673 | $39,200 | $97,200 | 17.2% | 16.6% |
| North Kansas City city | 4,758 | $46,024 | $194,700 | 31.6% | 9.7% |
| Mountain Grove city | 4,494 | $41,875 | $89,300 | 16.7% | 18.1% |
| Ste. Genevieve city | 4,996 | $43,856 | $164,600 | 15.3% | 7.8% |
| Eldon city | 4,486 | $39,202 | $116,900 | 16.6% | 13.4% |
Population Overview
St. Clair city is a small community located in Missouri. The total population is 4,767. It ranks as the 150th most populous out of 1,062 cities and towns in Missouri.
Age Demographics
The median age in St. Clair city is 38.1 years. This is 2% lower than the state median of 38.9 years.
Economy, Income & Housing
The median household income in St. Clair city is $40,933. This is 41% lower than the state median of $68,920. Compared to the national median of $78,538, household income here is 48% lower. The poverty rate stands at 16.8%. This is 33% higher than the state poverty rate of 12.6%. The unemployment rate is 7.7%. This is 88% higher than the state rate of 4.1%. The median home value is $134,100. Housing costs are 38% lower than the state median of $215,600. The home-value-to-income ratio is 3.3x. 54.2% of occupied housing units are owner-occupied. This homeownership rate is 20% lower than the state average of 67.9%.
Race & Ethnicity
St. Clair city has a predominantly White (non-Hispanic) population, comprising 92.6% of all residents. Black or African American residents account for 0.8%. The Black or African American population (0.8%) is well below the state average of 11.0%. The Hispanic or Latino population (0.8%) is well below the state average of 5.1%. The Asian population (0.4%) is well below the state average of 2.1%.
Education
8.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 75% lower 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 82.9%.
Data Sources & Methodology
All demographic data for St. Clair 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. Clair city, Missouri?
St. Clair city, Missouri has a population of 4,767 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in St. Clair city, MO?
The median household income in St. Clair city is $40,933, which is 48% lower the national median of $78,538.
What is the poverty rate in St. Clair city, MO?
The poverty rate in St. Clair city is 16.8%. This means approximately 789 residents live below the federal poverty line.
What is the racial makeup of St. Clair city, Missouri?
St. Clair city's population is 92.6% White, 0.8% Black, 0.8% Hispanic/Latino, and 0.4% Asian.
What is the median home value in St. Clair city, MO?
The median home value in St. Clair city is $134,100. The home-value-to-income ratio is 3.3x.
How educated is St. Clair city, Missouri?
8.0% of adults (25+) in St. Clair city hold a bachelor's degree or higher, and 1.7% hold a graduate or professional degree.