2023 St. Charles County, Missouri Demographics | Data & Analysis

Ready-to-use reports, analytics, and visualizations covering St. Charles County, Missouri, including population, race, income, and more. Based on 2023 American Community Survey Estimates.

St. Charles County, Missouri Key Demographic Statistics (2023 Estimates)

Key demographic statistics for St. Charles County, Missouri summarized from the U.S. Census Bureau's 2023 American Community Survey (ACS).

Total Population
409,830
Median Age
39.6 years
Median Household Income
$102,912
Bachelor's Degree+
42.40%
Uninsured Rate
4.3%
Total Households
158,682
Total Workers
220,616
Citizenship Rate
98.1%

Source: U.S. Census Bureau, 2023 American Community Survey (ACS) Estimates

St. Charles County, Missouri 2023 Population: Age & Gender Distribution

Bar chart showing the population distribution of St. Charles County, Missouri by age group and gender, based on 2023 ACS data.
Source: U.S. Census Bureau, 2023 ACS Estimates

According to the U.S. Census Bureau's 2023 American Community Survey (ACS) Estimates, the total population of St. Charles County, Missouri is 409,830. The median age of the population in St. Charles County, Missouri is 39.6 years. The median age for males is 38.7 years, and for females it is 40.6 years.

The age distribution of the population in St. Charles County, Missouri by age group is as follows:

Age Group Percentage
Under 5 years 5.50%
5–17 years (children) 17.33%
18–24 years (young adults) 8.11%
25–34 years 12.42%
35–54 years 26.65%
55–64 years 13.55%
65 years and over (seniors) 16.44%

The total dependency ratio in St. Charles County, Missouri is 64.66. The youth dependency ratio is 37.58, and the old-age dependency ratio is 27.07. In demographic terms, the dependency ratio measures the size of the population typically not in the labor force (children under 18 and older adults 65+) relative to the working age (18-64) population. A higher ratio indicates a greater financial and social burden on the working population to support the non-working age groups.


What is the Racial and Ethnic Breakdown of St. Charles County, Missouri?

Race and Ethnicity Distribution Chart for St. Charles County, Missouri
Source: U.S. Census Bureau, 2023 ACS Estimates

The racial makeup and ethnic composition (racial demographics) of St. Charles County, Missouri is detailed below, based on the U.S. Census Bureau's 2023 American Community Survey (ACS) Estimates.

The Diversity Index for St. Charles County, Missouri is calculated at 28.98, suggesting a low level of racial and ethnic diversity. This index measures the probability that two people chosen at random will be from different racial or ethnic groups.

The following table provides the breakdown of the population of St. Charles County, Missouri by race and ethnicity:

Racial/Ethnic Group Percentage
White Alone (Non-Hispanic) 83.89%
Black/African American Alone 4.94%
Hispanic or Latino (Any Race) 4.04%
Two or More Races 3.94%
Asian Alone 2.83%
Some Other Race Alone 0.30%
American Indian and Alaska Native Alone 0.04%
Native Hawaiian or Other Pacific Islander Alone 0.04%

St. Charles County, Missouri 2023 Demographics: Household Income Distribution

Horizontal bar chart showing household income distribution in St. Charles County, Missouri.
Source: U.S. Census Bureau, 2023 ACS Estimates

According to the U.S. Census Bureau's 2023 American Community Survey (ACS) Estimates, the median household income in St. Charles County, Missouri over the past 12 months, adjusted for 2023 inflation, was $102,912. This figure is based on a total of 158,682 households.

The distribution of household income in St. Charles County, Missouri across various income brackets is as follows:

Income Range Percentage of Households
Less than $20,000 4.98%
$20,000 to $34,999 5.93%
$35,000 to $49,999 9.22%
$50,000 to $74,999 14.59%
$75,000 to $149,999 36.24%
$150,000 or more 29.04%

St. Charles County, Missouri 2023 Demographics: Property Value Distribution

Line chart showing the distribution of property values for owner-occupied housing units in St. Charles County, Missouri.
Source: U.S. Census Bureau, 2023 ACS Estimates

According to the U.S. Census Bureau's 2023 American Community Survey (ACS) Estimates, the distribution of property values for owner-occupied housing units in St. Charles County, Missouri is based on a total of 128,045 properties.

The property value distribution in St. Charles County, Missouri across various value brackets is as follows:

Property Value Range Percentage of Properties
Less than $25,000 2.42%
$25,000 to $49,999 1.35%
$50,000 to $99,999 1.41%
$100,000 to $199,999 12.70%
$200,000 to $499,999 70.91%
$500,000 to $999,999 10.80%
$1,000,000 or more 0.40%

Educational Attainment in St. Charles County, Missouri (2023 Data)

Treemap chart illustrating the educational attainment breakdown for population 25 years and over in St. Charles County, Missouri.
Source: U.S. Census Bureau, 2023 ACS Estimates

According to the U.S. Census Bureau's 2023 American Community Survey (ACS) Estimates, the educational attainment data covers the population 25 years and older in St. Charles County, Missouri, totaling 283,062 individuals.

A significant portion of the population, 95.45%, has attained a high school diploma or higher. Furthermore, the percentage of individuals who hold a Bachelor's Degree or a higher professional/graduate degree is 42.40%.

The detailed breakdown by educational level is presented below:

Educational Attainment Level Percentage of Population 25+
Less than high school graduate 4.55%
High school graduate (incl. equivalency) 22.52%
Some college or associate's degree 30.54%
Bachelor's Degree 26.79%
Graduate or professional degree 15.61%

What is the Health Insurance Coverage Rate in St. Charles County, Missouri?

Pyramid chart showing health insurance coverage by age and sex in St. Charles County, Missouri.
Source: U.S. Census Bureau, 2023 ACS Estimates

According to the U.S. Census Bureau's 2023 American Community Survey (ACS) Estimates, the health insurance coverage data for St. Charles County, Missouri shows that 4.3% of the population lacks health insurance coverage. This represents 17,418 individuals out of a total population of 407,965 people.

The uninsured rates vary significantly by age group. Young adults (18-34 years) have uninsured rates of 9.4% for males and 5.5% for females. In the 35-64 age bracket, 5.5% of males and 4.8% of females are uninsured.

Children under 18 and seniors aged 65+ generally have higher coverage rates due to public programs like Medicaid/CHIP and Medicare. In St. Charles County, Missouri, uninsured rates for children are 3.0% for males and 2.9% for females, while seniors have rates of 0.3% for males and 0.1% for females.

Age Group Male Uninsured % Female Uninsured %
Under 18 3.0% 2.9%
18-34 years 9.4% 5.5%
35-64 years 5.5% 4.8%
65+ years 0.3% 0.1%

St. Charles County, Missouri 2023 Population by Nativity and Citizenship Status

Treemap showing the population distribution by nativity and citizenship status in St. Charles County, Missouri based on U.S. Census data.
Source: U.S. Census Bureau, 2023 ACS Estimates

According to the U.S. Census Bureau's 2023 American Community Survey (ACS) Estimates, the nativity and citizenship data for St. Charles County, Missouri shows that 98.1% of the population are U.S. citizens. This includes both native-born and naturalized citizens, representing 401,886 individuals out of a total population of 409,830 people.

The nativity breakdown reveals diverse origins: 94.8% were born in the United States, 0.2% were born in Puerto Rico or U.S. Island Areas, and 0.7% were born abroad of American parent(s).

Among the foreign-born population, 2.3% of the total population have become naturalized U.S. citizens (9,532 individuals), while 1.9% are non-citizens (7,944 individuals).

Nativity/Citizenship Status Percentage
Born in the United States 94.8%
Born in Puerto Rico or U.S. Island Areas 0.2%
Born abroad of American parent(s) 0.7%
U.S. citizen by naturalization 2.3%
Not a U.S. citizen 1.9%
Total U.S. Citizens 98.1%

St. Charles County, Missouri 2023 Demographics: Means of Transportation to Work

Treemap showing means of transportation to work distribution in St. Charles County, Missouri.
Source: U.S. Census Bureau, 2023 ACS Estimates

According to the U.S. Census Bureau's 2023 American Community Survey (ACS) Estimates, the commuting patterns for St. Charles County, Missouri show that 82.0% of workers commute by car, truck, or van. This represents 178,537 workers out of a total workforce of 217,804 people.

Public transportation usage stands at 0.1% (158 workers), which includes buses, subways, light rail, commuter trains, and ferries, but excludes taxicabs. Active transportation methods include walking (0.7%) and bicycling (0.0%).

16.0% of workers in St. Charles County, Missouri report working from home. An additional 1.3% use other means such as taxicabs, motorcycles, or other forms of transportation. These alternative commuting patterns reflect changing work arrangements and transportation preferences in the modern workforce.

Transportation Method Percentage Number of Workers
Car, truck, or van 82.0% 178,537
Public transportation 0.1% 158
Bicycle 0.0% 60
Walked 0.7% 1,542
Taxicab, motorcycle, or other means 1.3% 2,750
Worked from home 16.0% 34,757
Total Workers - 217,804

St. Charles County, Missouri 2023 Demographics: Employment by Class of Worker

Horizontal bar chart showing employment distribution by class of worker and gender in St. Charles County, Missouri, based on 2023 ACS data.
Source: U.S. Census Bureau, 2023 ACS Estimates

According to the U.S. Census Bureau's 2023 American Community Survey (ACS) Estimates, the civilian employed population aged 16 and over in St. Charles County, Missouri totals 220,616 workers. Of these, 115,350 (52.3%) are male and 105,266 (47.7%) are female.

The employment distribution by class of worker in St. Charles County, Missouri is as follows:

Employment Class Male Workers Female Workers
Private For-Profit 94,527 (42.8%) 73,912 (33.5%)
Private Non-Profit 5,937 (2.7%) 14,506 (6.6%)
Government (All Levels) 10,099 (4.6%) 12,358 (5.6%)
  • Local Government 6,864 9,408
  • State Government 1,141 1,628
  • Federal Government 2,094 1,322
Self-Employed 4,480 (2.0%) 4,224 (1.9%)

Class of worker categorizes employed civilians by their employment arrangement. Private sector workers are employed by for-profit or non-profit companies. Government workers include those employed at local, state, or federal levels. Self-employed workers operate their own unincorporated businesses. Understanding the class of worker distribution provides insights into the economic structure and employment diversity of St. Charles County, Missouri.


Frequently Asked Questions (FAQs)

The age breakdown for the population of St. Charles County, Missouri is detailed below, showing the percentage of the total population for each group:

Age Group Percentage
Under 5 years5.50%
5–17 years (children)17.33%
18–24 years (young adults)8.11%
25–34 years12.42%
35–54 years26.65%
55–64 years13.55%
65 years and over (seniors)16.44%

The racial and ethnic composition of St. Charles County, Missouri is dominated by: White Alone (Non-Hispanic): 83.89%, Black/African American Alone: 4.94%, Hispanic or Latino (Any Race): 4.04%. The complete breakdown includes 8 distinct racial and ethnic categories.

The median household income in St. Charles County, Missouri is $102,912. This represents the midpoint of all household incomes in the area, meaning half of households earn more than this amount and half earn less.

The household income distribution in St. Charles County, Missouri is: Very Low Income (under $20,000): 4.98%, Low Income ($20,000-$34,999): 5.93%, Lower Middle Income ($35,000-$49,999): 9.22%, Middle Income ($50,000-$74,999): 14.59%, Upper Middle Income ($75,000-$149,999): 36.24%, High Income ($150,000+): 29.04%.

Approximately 51.87% of households in St. Charles County, Missouri earn over $100,000 annually. This includes households earning between $100,000 and $124,999, $125,000 and $149,999, $150,000 and $199,999, and $200,000 or more.

The property value distribution for owner-occupied housing units in St. Charles County, Missouri is: Less than $25,000: 2.42%, $25,000-$49,999: 1.35%, $50,000-$99,999: 1.41%, $100,000-$199,999: 12.70%, $200,000-$499,999: 70.91%, $500,000-$999,999: 10.80%, $1,000,000 or more: 0.40%.

There are 128,045 owner-occupied housing units in St. Charles County, Missouri. This represents homes that are owned by the people living in them, as opposed to rental properties or vacant units.

Approximately 11.20% of owner-occupied housing units in St. Charles County, Missouri are valued over $500,000. This includes properties valued between $500,000 and $749,999, $750,000 and $999,999, $1,000,000 and $1,499,999, $1,500,000 and $1,999,999, and $2,000,000 or more.

In St. Charles County, Missouri, 42.40% of the population aged 25 and older holds a bachelor's degree or higher. This includes those with bachelor's degrees as well as those with graduate or professional degrees.

The educational attainment breakdown for St. Charles County, Missouri (population 25+) is: Less than high school graduate: 4.55%, High school graduate (including equivalency): 22.52%, Some college or associate's degree: 30.54%, Bachelor's degree: 26.79%, Graduate or professional degree: 15.61%.

In St. Charles County, Missouri, 95.45% of the population aged 25 and older has completed at least a high school education. This includes high school graduates, those with some college, associate's degrees, bachelor's degrees, and graduate degrees.

In St. Charles County, Missouri, 4.3% of the population lacks health insurance coverage. This represents 17,418 individuals out of a total population of 407,965 people.

The uninsured rates vary by age group in St. Charles County, Missouri. For young adults (18-34 years), 9.4% of males and 5.5% of females lack coverage. In the 35-64 age group, 5.5% of males and 4.8% of females are uninsured. These working-age populations typically face different coverage challenges than children or seniors.

Children under 18 in St. Charles County, Missouri have uninsured rates of 3.0% for males and 2.9% for females. Seniors aged 65 and older, who are typically covered by Medicare, have uninsured rates of 0.3% for males and 0.1% for females. These age groups generally have higher coverage rates due to public programs.

In St. Charles County, Missouri, 98.1% of the population are U.S. citizens. This includes native-born citizens and naturalized citizens. Out of a total population of 409,830 people, 401,886 are U.S. citizens.

St. Charles County, Missouri has 9,532 naturalized U.S. citizens, representing 2.3% of the total population. These are foreign-born individuals who have gone through the naturalization process to become U.S. citizens.

The nativity and citizenship breakdown for St. Charles County, Missouri is: 94.8% were born in the United States, 0.2% were born in Puerto Rico or U.S. Island Areas, 0.7% were born abroad of American parent(s), 2.3% are foreign-born naturalized U.S. citizens, and 1.9% are foreign-born non-citizens.

In St. Charles County, Missouri, 82.0% of workers commute by car, truck, or van, making it the most common means of transportation to work. Out of 217,804 total workers, 178,537 use personal vehicles for their commute.

158 workers in St. Charles County, Missouri use public transportation (excluding taxicabs) to commute to work, representing 0.1% of all workers. This includes buses, subways, light rail, commuter trains, and ferries.

Alternative commute methods in St. Charles County, Missouri include: 16.0% work from home, 0.7% walk to work, 0.0% bicycle, and 1.3% use other means such as taxicabs or motorcycles. These alternatives to driving alone help reduce traffic congestion and environmental impact.

"Class of worker" refers to the type of employer or work arrangement for employed civilians aged 16 and over in St. Charles County, Missouri. It categorizes workers into private sector (for-profit and non-profit), government (local, state, and federal), self-employed, and unpaid family workers. This classification helps understand the employment structure and economic composition of the workforce.

According to the American Community Survey, St. Charles County, Missouri has 220,616 employed civilians aged 16 and over. The private for-profit sector employs the largest share of workers, with 42.8% of male workers and 33.5% of female workers in this category.

In St. Charles County, Missouri, there are 10,099 male government workers and 12,358 female government workers. Government employment includes local, state, and federal positions. This represents 4.6% of male workers and 5.6% of female workers.

Self-employment in St. Charles County, Missouri includes 4,480 males (2.0%) and 4,224 females (1.9%). Self-employed workers operate their own businesses that are not legally incorporated.