Lake St. Louis, MO

Census Place

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2024 Population
18,066
US Senator
Josh Hawley
Republican Party
US Senator
Eric Schmitt
Republican Party
2024 Median Age
42.7
1.16% 1-year decrease
2024 Poverty Rate
4.35%
7.18% 1-year increase
2024 Median Household Income
$125,693
1.84% 1-year growth
2024 Median Property Value
$405,900
8.15% 1-year growth
2024 Employed Population
9,539
1.16% 1-year growth

About

None of the households in Lake St. Louis, MO reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.

98.7% of the residents in Lake St. Louis, MO are U.S. citizens.

In 2024, the median property value in Lake St. Louis, MO was $405,900, and the homeownership rate was 75.6%.

Most people in Lake St. Louis, MO drove alone to work, and the average commute time was 25.6 minutes. The average car ownership in Lake St. Louis, MO was 2 cars per household.

Photo by Thomas Hawk
United StatesMissouriSt. Charles County, MOSt. Louis, MO-ILSt. Charles County (South) PUMA, MOSt. Charles County (Northwest) PUMA, MO

Population & Diversity

Lake St. Louis, MO is home to a population of 18.1k people, from which 98.7% are citizens. As of 2024, 4% of Lake St. Louis, MO residents were born outside of the country (722 people).

In 2024, there were 15.5 times more White (Non-Hispanic) residents (15.3k people) in Lake St. Louis, MO than any other race or ethnicity. There were 985 Black or African American (Non-Hispanic) and 469 Two Races Excluding Other, & Three or More Races (Non-Hispanic) residents, the second and third most common ethnic groups.

Population & Diversity

Citizenship

98.7%
2024 Citizenship
98.9%
2023 Citizenship

As of 2024, 98.7% of Lake St. Louis, MO residents were US citizens, which is higher than the national average of 93.2%. In 2023, the percentage of US citizens in Lake St. Louis, MO was 98.9%, meaning that the rate of citizenship has been decreasing.

The following chart shows US citizenship percentages in Lake St. Louis, MO compared to that of it's neighboring and parent geographies.

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Diversity

Race and Ethnicity

The 3 largest ethnic groups in Lake St. Louis, MO
  1. White (Non-Hispanic)
    15.3k ± 630
  2. Black or African American (Non-Hispanic)
    985 ± 418
  3. Two Races Excluding Other, & Three or More Races (Non-Hispanic)
    469 ± 202
2.51%
Hispanic Population
453 people

In 2024, there were 15.5 times more White (Non-Hispanic) residents (15.3k people) in Lake St. Louis, MO than any other race or ethnicity. There were 985 Black or African American (Non-Hispanic) and 469 Two Races Excluding Other, & Three or More Races (Non-Hispanic) residents, the second and third most common ethnic groups.

2.51% of the people in Lake St. Louis, MO are hispanic (453 people).

The following chart shows the 8 races represented in Lake St. Louis, MO as a share of the total population.

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Global Diversity

The PUMS dataset is not available at the Place level, so we are showing data for Missouri.
Most Common Origin
  1. Mexico
    41,951 ± 5,011 people
  2. India
    23,410 ± 3,749 people
  3. China
    17,257 ± 3,221 people

In 2023, the most common birthplace for the foreign-born residents of Missouri was Mexico, the natal country of 41,951 Missouri residents, followed by India with 23,410 and China with 17,257.

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Foreign-Born Population

4%
2024 Foreign-Born Population
722 people
3.84%
2023 Foreign-Born Population
674 people

As of 2024, 4% of Lake St. Louis, MO residents (722 people) were born outside of the United States, which is approximately the same as the national average of 14%. In 2023, the percentage of foreign-born citizens in Lake St. Louis, MO was 3.84%, meaning that the rate has been increasing.

The following chart shows the percentage of foreign-born residents in Lake St. Louis, MO compared to that of it's neighboring and parent geographies.

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Military

Veterans

Most Common Service Period
  1. Vietnam
    505 ± 210
  2. Gulf War (1990s)
    195 ± 113
  3. Gulf War (2001-)
    157 ± 115

Lake St. Louis, MO has a large population of military personnel who served in Vietnam, 2.59 times greater than any other conflict.

The chart shows the distribution of veterans by conflict in Lake St. Louis, MO.

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Economy

The economy of Lake St. Louis, MO employs 9.54k people. In 2024, the largest industries in Lake St. Louis, MO were Retail Trade (1,269 people), Health Care & Social Assistance (1,195 people), and Finance & Insurance (1,009 people), and the highest paying industries were Transportation & Warehousing, & Utilities ($113,618), Transportation & Warehousing ($106,618), and Finance & Insurance ($104,539).

Employment

Occupations

9.54k
2024 Value
± 787
1.16%
1 Year growth
± 11.3%

From 2023 to 2024, employment in Lake St. Louis, MO grew at a rate of 1.16%, from 9.43k employees to 9.54k employees.

The most common job groups, by number of people living in Lake St. Louis, MO, are Sales & Related Occupations (1,674 people), Management Occupations (1,609 people), and Business & Financial Operations Occupations (918 people). This chart illustrates the share breakdown of the primary jobs held by residents of Lake St. Louis, MO.

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Unemployment Insurance Claims

Data is only available at the state level. Showing data for Missouri.

This chart shows weekly unemployment insurance claims in Missouri (not-seasonally adjusted) compared with the four states with the most similar impact.

The most recent data point uses Advance State Claims data, which can be revised in subsequent weeks.

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Industries

Employment by Industries

9.54k
2024 Value
± 787
1.16%
1 Year growth
± 11.3%

From 2023 to 2024, employment in Lake St. Louis, MO grew at a rate of 1.16%, from 9.43k employees to 9.54k employees.

The most common employment sectors for those who live in Lake St. Louis, MO, are Retail Trade (1,269 people), Health Care & Social Assistance (1,195 people), and Finance & Insurance (1,009 people). This chart shows the share breakdown of the primary industries for residents of Lake St. Louis, MO, though some of these residents may live in Lake St. Louis, MO and work somewhere else. Census data is tagged to a residential address, not a work address.

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Median Earnings by Industry

$76,190
Median earning men ± $8,885
$53,621
Median earning women ± $6,100

The industries with the best median earnings for men in 2024 are Wholesale Trade ($151,000), Finance & Insurance, & Real Estate & Rental & Leasing ($129,097), and Manufacturing ($117,676).

The industries with the best median earnings for women in 2024 are Public Administration ($91,607), Finance & Insurance, & Real Estate & Rental & Leasing ($88,750), and Information ($86,125).

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Employment by Industry Sector

Data is only available at the state level. Showing data for Missouri.
Y-Axis
2.17%
Year-over-year growth
Employment change between February 2022 and February 2023

As of February 2023, there are 2.94M people employed in Missouri. This represents a 2.17% increase in employment when compared to February 2022.

Right after the beginning of the COVID-19 pandemic, during April 2020, a general dip can be seen across industry sectors, resulting in an overall decline in employment by 11.8%.

The following chart shows monthly employment numbers for each industry sector in Missouri.

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Civics

In the 2024 presidential election, the popular vote in Missouri went to Donald J. Trump with 58.5% of the vote. The runner-up was Kamala Harris (40.1%), followed by Chase Oliver (0.797%).

Josh Hawley and Eric Schmitt are the senators currently representing the state of Missouri. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

Missouri is currently represented by 8 members in the U.S. house, and members of the House of Representives are elected to 2-year terms.

Presidential Elections

Voting results are not available for Lake St. Louis, MO. Showing the available data for Missouri.
2024 Election Results
  1. Donald J. Trump (58.5%)
    Republican Party
  2. Kamala Harris (40.1%)
    Democratic Party
  3. Chase Oliver (0.797%)
    Libertarian Party

In the 2024 presidential election, the popular vote in Missouri went to Donald J. Trump with 58.5% of the vote. The runner-up was Kamala Harris (40.1%), followed by Chase Oliver (0.797%).

The following chart shows the popular vote results in Missouri for each registered party from 1976 to 2024.

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Senator Elections

US Senators from Missouri

Senatorial voting results are only available at the state level. Showing data for Missouri.
Josh Hawley
Senator from Missouri1
Assumed office on January 3, 2019
Eric Schmitt
Senator from Missouri3
Assumed office on January 3, 2023

Josh Hawley and Eric Schmitt are the senators currently representing Missouri.

In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

The following chart shows elected senators in Missouri over time, excluding special elections, colored by their political party.

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Housing & Living

The median property value in Lake St. Louis, MO was $405,900 in 2024, which is 1.22 times larger than the national average of $332,700. Between 2023 and 2024 the median property value increased from $375,300 to $405,900, a 8.15% increase. The homeownership rate in Lake St. Louis, MO is 75.6%, which is higher than the national average of 65.2%.

People in Lake St. Louis, MO have an average commute time of 25.6 minutes, and they drove alone to work. Car ownership in Lake St. Louis, MO is approximately the same as the national average, with an average of 2 cars per household.

Housing

Property

$405,900
Median Property Value 2024
±$24,017
$5,559
Median Property Taxes
±$526

The following chart display owner-occupied housing units distributed between a series of property tax buckets compared to the national averages for each bucket. In Lake St. Louis, MO the largest share of households pay taxes in the $3k+ range.

The chart underneath the paragraph shows the property taxes in Lake St. Louis, MO compared to it's parent and neighbor geographies.

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Rent vs Own

75.6%
Homeownership
2024
68%
Homeowners with Mortgage
2024

In 2024, 75.6% of the housing units in Lake St. Louis, MO were occupied by their owner. This percentage grew from the previous year's rate of 75.2%.

This chart shows the percentage of owner in Lake St. Louis, MO compared it's parent and neighboring geographies.

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Equity

Household Income

Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.
$125,693
Median Household Income
± $12,310
7.35k
Number of Households
± 630

In 2024, the median household income of the 7.35k households in Lake St. Louis, MO grew to $125,693 from the previous year's value of $123,427.

The following chart displays the households in Lake St. Louis, MO distributed between a series of income buckets compared to the national averages for each bucket. The largest share of households have an income in the $200k+ range.

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Wage Distribution

The closest comparable wage GINI for Lake St. Louis, MO is from Missouri.
0.451
2023 Wage GINI in Missouri
0.455
2022 Wage GINI in Missouri

In 2023, the income inequality in Missouri was 0.451 according to the GINI calculation of the wage distribution. Income inequality had a 0.848% decline from 2022 to 2023, which means that wage distribution grew somewhat more even. The GINI for Missouri was lower than than the national average of 0.476. In other words, wages are distributed more evenly in Missouri in comparison to the national average.

This chart shows the number of workers in Missouri across various wage buckets compared to the national average.

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Transportation

Commuter Transportation

Most Common Commute in 2024
  1. Drove Alone (71.3%)
  2. Worked At Home (21.9%)
  3. Carpooled (6.07%)

In 2024, 71.3% of workers in Lake St. Louis, MO drove alone to work, followed by those who worked at home (21.9%) and those who carpooled to work (6.07%).

The following chart shows the number of households using each mode of transportation over time, using a logarithmic scale on the y-axis to help better show variations in the smaller means of commuting.

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Commute Time

25.6 minutes
Average Travel Time

Using averages, employees in Lake St. Louis, MO have a shorter commute time (25.6 minutes) than the normal US worker (26.4 minutes). Additionally, 2.25% of the workforce in Lake St. Louis, MO have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in Lake St. Louis, MO compares to that of it's neighboring and parent geographies.

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Car Ownership

2 cars
Average Number

The following chart displays the households in Lake St. Louis, MO distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in Lake St. Louis, MO have 2 cars.

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Poverty

Poverty & Diversity

4.35% of the population for whom poverty status is determined in Lake St. Louis, MO (785 out of 18.1k people) live below the poverty line, a number that is lower than the national average of 12.5%. The largest demographic living in poverty are Males 75+, followed by Males 18 - 24 and then Females 45 - 54.

The most common racial or ethnic group living below the poverty line in Lake St. Louis, MO is White, followed by Two Or More and Other.

The Census Bureau uses a set of money income thresholds that vary by family size and composition to determine who classifies as impoverished. If a family's total income is less than the family's threshold than that family and every individual in it is considered to be living in poverty.

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Health

96.5% of the population of Lake St. Louis, MO has health coverage, with 63.1% on employee plans, 3.06% on Medicaid, 17% on Medicare, 13% on non-group plans, and 0.443% on military or VA plans.

Primary care physicians in Missouri see 1,421 patients per year on average, which represents a 0% change from the previous year (1,421 patients). Compare this to dentists who see 1596 patients per year, and mental health providers who see 382 patients per year.

By gender, of the total number of insured persons, 50.5% were men and 49.5% were women.

Coverage

Health Care Diversity

In 2024, insured persons according to age ranges were distributed in 21.4% under 18 years, 18.1% between 18 and 34 years, 39.9% between 35 and 64 years, and 20.5% over 64 years.

By gender, of the total number of insured persons, 50.5% were men and 49.5% were women.

The following chart shows the number of people with health coverage by gender.

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Uninsured People

3.49%
Uninsured
63.1%
Employer Coverage
3.06%
Medicaid
17%
Medicare
13%
Non-Group
0.443%
Military or VA

Between 2023 and 2024, the percent of uninsured citizens in Lake St. Louis, MO grew by 13.6% from 3.07% to 3.49%.

The following chart shows how the percent of uninsured individuals in Lake St. Louis, MO changed over time compared with the percent of individuals enrolled in various types of health insurance.

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