St. Charles, Missouri Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of St. Charles, Missouri is 71,048 as of the 2023 American Community Survey, making it the 9th-largest city in Missouri. The median household income is $85,522, the median home value is $280,800, and the median age is 38.9.
The population has grown 9.1% since 2010 (66,396 → 72,458).
71,048
Population
2818
People / sq mi
$85,522
Median Income
$280,800
Median Home Value
St. Charles covers 25.2 sq mi of land at 2818 people per square mile.
About St. Charles, MO
St. Charles is a city in Missouri with a population of 71,048. It ranks #9 among cities in Missouri by population. The median age is 38.9, in line with the national median. The population is 49.5% male and 50.5% female.
The median household income in St. Charles is $85,522, above the US median of $74,580. 2.6% of residents live below the federal poverty level. Home values sit at a median of $280,800, with monthly rent averaging $1,186. The homeownership rate of 67.9% is higher than the national rate of 64.8%.
Educational attainment in St. Charles reflects 44.2% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 15.6% of workers primarily work from home, similar to the national work-from-home rate of 14.2%. The average commute is 21.7 minutes each way.
St. Charles city Population History (2010-2024)
The city of St. Charles city had a population of 66,396 in 2010 and 72,458 in 2024, a 9.1% growth over 14 years. The peak was 72,458 in 2024. Average annual growth rate: 0.63%.
72,458
Population (2024)
66,396
Population (2010)
72,458
Peak (2024)
0.63%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 66,396 |
| 2011 | 66,633 |
| 2012 | 66,986 |
| 2013 | 68,151 |
| 2014 | 68,568 |
| 2015 | 69,120 |
| 2016 | 69,402 |
| 2017 | 70,390 |
| 2018 | 70,807 |
| 2019 | 71,028 |
| 2020 | 70,790 |
| 2021 | 71,102 |
| 2022 | 71,287 |
| 2023 | 72,040 |
| 2024 | 72,458 |
Race & Ethnicity
| White | 79.3% |
| Black or African American | 7.7% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.9% |
| Two or More Races | 0.0% |
Economy & Income
$85,522
Median Household Income
$49,196
Per Capita Income
2.6%
Poverty Rate
1.5%
Unemployment Rate
Housing
$280,800
Median Home Value
$1,186
Median Rent
67.9%
Owner-Occupied
Education
94.3%
High School+
44.2%
Bachelor's+
Commute
0.1%
Drive Alone
76.0%
Public Transit
15.6%
Work From Home
21.7 min
Avg Commute
Community Profile
28.5%
Foreign Born
91.6%
Non-English at Home
6.9%
Veterans
11.9%
With Disability
95.0%
Health Insurance
96.9%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 23.3% |
| Manufacturing | 13.6% |
| Finance, Insurance & Real Estate | 11.9% |
| Information | 9.1% |
| Education, Health Care & Social Services | 8.4% |
| Construction | 6.1% |
| Retail Trade | 5.8% |
| Arts, Entertainment & Food Services | 4.0% |
| Public Administration | 3.0% |
| Transportation & Warehousing | 1.8% |
| Agriculture & Mining | 0.5% |
Largest cities in Missouri
Largest counties in Missouri
Part of Missouri
Metro areas in Missouri
City rankings
Frequently Asked Questions
St. Charles, Missouri has a population of 71,048 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 9th-largest city in Missouri.
The median household income in St. Charles, Missouri is $85,522, with 2.6% of residents living below the federal poverty level.
The median home value in St. Charles, Missouri is $280,800, with median monthly rent at $1,186 and a homeownership rate of 67.9%.
The median age in St. Charles, Missouri is 38.9 years. The population is 49.5% male and 50.5% female.
The population has grown 9.1% since 2010 (66,396 → 72,458).
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Statewide data for Missouri
Population, race, income, age, and trends across Missouri
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.