Last updated: 2024 BLS data · Page refreshed:
Lake St. Louis has a population of 18,066 with a median age of 42.7. Here is the racial and ethnic breakdown of the population:
| Demographic | Value |
|---|---|
| Total Population | 18,066 |
| Median Age | 42.7 |
| White | 85.4% |
| Black or African American | 5.5% |
| Asian | 1.9% |
| Hispanic or Latino | 2.5% |
| Other / Two or More Races | 4.7% |
The median household income in Lake St. Louis is $125,693, which is 55.9% above the national median of $80,610. The per capita income is $62,954. The poverty rate is 4.3%.
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In Lake St. Louis, 97.0% of residents age 25+ have a high school diploma or higher, and 51.7% hold a bachelor's degree or higher (17.6% with a graduate or professional degree).
| Education Level | % of Adults (25+) |
|---|---|
| High School Diploma or Higher | 97.0% |
| Bachelor's Degree or Higher | 51.7% |
| Graduate or Professional Degree | 17.6% |
The median home value in Lake St. Louis is $405,900, above the national median of $303,400. The median monthly rent is $1,588. The homeownership rate is 75.6%.
| Housing Metric | Value |
|---|---|
| Median Home Value | $405,900 |
| Median Monthly Rent | $1,588 |
| Homeownership Rate | 75.6% |
| Vacancy Rate | 4.0% |
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