2023 ACS Census Data · Population 409,830
St. Charles County is a large county in Missouri with a population of 409,830. The median household income is $102,912, 58% above the national average. The poverty rate is 4.7%, median home value is $296,800, and 42.4% of adults hold a bachelor's degree or higher. Its college education attainment is 76% above the national average.
Population
409,830
2023 estimate
Rank #178 of 3,222 counties
Median Income?The midpoint of all household incomes — half of households earn more, half earn less.Learn more →
$102,912
Household
Rank #120 of 3,222 counties
Median Home Value?Estimated market value of owner-occupied homes at the 50th percentile.
$296,800
Owner-occupied
Rank #499 of 3,222 counties
Bachelor's Degree+?Percent of adults 25 and older who hold at least a bachelor's degree.Learn more →
42.4%
Adults 25+
Rank #198 of 3,222 counties
Location
Population breakdown by race, ethnicity, and age
Age Distribution
Race & Ethnicity
Female Population?Percent of the total population identifying as female.
50.6%
Foreign-Born?Percent of residents born outside the United States.
4.3%
Speak Non-English at Home?Percent of households where a language other than English is spoken at home.
5.5%
Veterans?Percent of civilian population 18 and over who have served in the U.S. armed forces.
5.3%
Income, poverty, and employment data from the American Community Survey
Benchmarks vs State & National
Median Household Income
73% above Missouri avg·58% above national avg
Poverty Rate
68% above Missouri avg·69% above national avg
Labor Force Participation
22% above Missouri avg·20% above national avg
Economic Indicators
Per Capita Income?Total income divided by total population — the average income per person, regardless of household size.Learn more →
$49,859
Poverty Rate?Percent of residents living below the federal poverty line, which varies by household size.Learn more →
4.7%
Labor Force Participation?Percent of civilians 16+ who are employed or actively looking for work.Learn more →
69.3%
Home values, ownership rates, and rental costs
Benchmarks vs State & National
Median Home Value
83% above Missouri avg·42% above national avg
Median Monthly Rent
71% above Missouri avg·41% above national avg
Home Ownership Rate
10% above Missouri avg·11% above national avg
Housing Cost Burden
9% above Missouri avg·16% above national avg
Housing Units
164,594
Households
158,682
Ownership & Cost Burden
Persons per Household?Average number of people living in each occupied housing unit.
2.5
Median Owner Costs (w/ Mortgage)?Typical monthly costs for homeowners with a mortgage, including principal, interest, taxes, and insurance.Learn more →
$1,809
Broadband Subscription?Percent of households with a broadband internet subscription.Learn more →
94.4%
Mean Commute Time?Average one-way travel time to work, in minutes, for workers 16 and older.Learn more →
25 min
Educational attainment among adults
Benchmarks vs State & National
Bachelor's Degree Rate
107% above Missouri avg·76% above national avg
High School Graduation Rate
8% above Missouri avg·8% above national avg
Attainment
Health & Access
With Disability (under 65)?Percent of residents under 65 with a cognitive, physical, or sensory disability.Learn more →
7.5%
Without Health Insurance (under 65)?Percent of residents under 65 who lack any form of health insurance coverage.Learn more →
5.1%
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