St. Clair County, IL

County

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2021 Population
258,597
0.991% 1-year decline
US Senator
Dick Durbin
Democratic Party
US Senator
Tammy Duckworth
Democratic Party
2021 Median Age
39.2
0.256% 1-year increase
2021 Poverty Rate
13.6%
5.5% 1-year decrease
2021 Median Household Income
$63,017
9.65% 1-year growth
2021 Median Property Value
$140,600
4.3% 1-year growth
2021 Employed Population
121,050
1.14% 1-year decline

About

In 2021, St. Clair County, IL had a population of 259k people with a median age of 39.2 and a median household income of $63,017. Between 2020 and 2021 the population of St. Clair County, IL declined from 261,186 to 258,597, a −0.991% decrease and its median household income grew from $57,473 to $63,017, a 9.65% increase.

The 5 largest ethnic groups in St. Clair County, IL are White (Non-Hispanic) (60.6%), Black or African American (Non-Hispanic) (29%), Two+ (Non-Hispanic) (4.03%), White (Hispanic) (1.99%), and Asian (Non-Hispanic) (1.45%).

None of the households in St. Clair County, IL 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.

98.6% of the residents in St. Clair County, IL are U.S. citizens.

The largest universities in St. Clair County, IL are Southwestern Illinois College (2,363 degrees awarded in 2021) and McKendree University (674 degrees).

In 2021, the median property value in St. Clair County, IL was $140,600, and the homeownership rate was 66.6%.

Most people in St. Clair County, IL drove alone to work, and the average commute time was 25.2 minutes. The average car ownership in St. Clair County, IL was 2 cars per household.

About the photo: Belleville, IL

geosearchPopulation & Diversity

St. Clair County, IL is home to a population of 259k people, from which 98.6% are citizens. As of 2021, 3.06% of St. Clair County, IL residents were born outside of the country (7.91k people).

In 2021, there were 2.09 times more White (Non-Hispanic) residents (157k people) in St. Clair County, IL than any other race or ethnicity. There were 75k Black or African American (Non-Hispanic) and 10.4k Two+ (Non-Hispanic) residents, the second and third most common ethnic groups.

Citizenship

98.6%
2021 Citizenship
98.5%
2020 Citizenship

As of 2021, 98.6% of St. Clair County, IL residents were US citizens, which is higher than the national average of 93.4%. In 2020, the percentage of US citizens in St. Clair County, IL was 98.5%, meaning that the rate of citizenship has been increasing.

The following chart shows US citizenship percentages in St. Clair County, IL compared to that of it's neighboring and parent geographies.

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Race and Ethnicity

The 3 largest ethnic groups in St. Clair County, IL
  1. White (Non-Hispanic)
    157k ± 807
  2. Black or African American (Non-Hispanic)
    75k ± 1.03k
  3. Two+ (Non-Hispanic)
    10.4k ± 1.17k
4.35%
Hispanic Population
11.2k people

In 2021, there were 2.09 times more White (Non-Hispanic) residents (157k people) in St. Clair County, IL than any other race or ethnicity. There were 75k Black or African American (Non-Hispanic) and 10.4k Two+ (Non-Hispanic) residents, the second and third most common ethnic groups.

4.35% of the people in St. Clair County, IL are hispanic (11.2k people).

The following chart shows the 7 races represented in St. Clair County, IL as a share of the total population.

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Global Diversity

The PUMS dataset is not available at the County level, so we are showing data for Illinois.
Most Common Origin
  1. Mexico
    630,004 ± 19,002 people
  2. India
    162,094 ± 9,822 people
  3. Poland
    126,931 ± 8,704 people

In 2021, the most common birthplace for the foreign-born residents of Illinois was Mexico, the natal country of 630,004 Illinois residents, followed by India with 162,094 and Poland with 126,931.

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Foreign-Born Population

3.06%
2021 Foreign-Born Population
7.91k people
3.07%
2020 Foreign-Born Population
8.03k people

As of 2021, 3.06% of St. Clair County, IL residents (7.91k people) were born outside of the United States, which is lower than the national average of 13.6%. In 2020, the percentage of foreign-born citizens in St. Clair County, IL was 3.07%, meaning that the rate has been decreasing.

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

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Veterans

Most Common Service Period
  1. Gulf War (2001-)
    7,686 ± 670
  2. Vietnam
    6,297 ± 495
  3. Gulf War (1990s)
    4,977 ± 540

St. Clair County, IL has a large population of military personnel who served in Gulf War (2001-), 1.22 times greater than any other conflict.

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briefcaseEconomy

The economy of St. Clair County, IL employs 121k people. The largest industries in St. Clair County, IL are Health Care & Social Assistance (17,660 people), Retail Trade (13,967 people), and Manufacturing (10,222 people), and the highest paying industries are Management of Companies & Enterprises ($92,500), Mining, Quarrying, & Oil & Gas Extraction ($90,781), and Utilities ($85,000).

Males in Illinois have an average income that is 1.34 times higher than the average income of females, which is $61,278. The income inequality in Illinois (measured using the Gini index) is 0.478, which is higher than than the national average.

Occupations

121k
2021 Value
± 2,917
−1.14%
1 Year decline
± 3.44%

From 2020 to 2021, employment in St. Clair County, IL declined at a rate of −1.14%, from 122k employees to 121k employees.

The most common job groups, by number of people living in St. Clair County, IL, are Office & Administrative Support Occupations (14,818 people), Sales & Related Occupations (11,564 people), and Management Occupations (11,236 people). This chart illustrates the share breakdown of the primary jobs held by residents of St. Clair County, IL.

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Unemployment Insurance Claims

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

This chart shows weekly unemployment insurance claims in Illinois (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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Employment by Industries

121k
2021 Value
± 2,917
−1.14%
1 Year decline
± 3.44%

From 2020 to 2021, employment in St. Clair County, IL declined at a rate of −1.14%, from 122k employees to 121k employees.

The most common employment sectors for those who live in St. Clair County, IL, are Health Care & Social Assistance (17,660 people), Retail Trade (13,967 people), and Manufacturing (10,222 people). This chart shows the share breakdown of the primary industries for residents of St. Clair County, IL, though some of these residents may live in St. Clair County, IL and work somewhere else. Census data is tagged to a residential address, not a work address.

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Median Earnings by Industry

$45,061
Median earning men ± $1,490
$32,901
Median earning women ± $1,153

The industries with the best median earnings for men in 2021 are Public Administration ($75,476), Finance & Insurance, & Real Estate & Rental & Leasing ($56,485), and Professional, Scientific, & Management, & Administrative & Waste Management Services ($55,908).

The industries with the best median earnings for women in 2021 are Construction ($60,938), Public Administration ($52,763), and Finance & Insurance, & Real Estate & Rental & Leasing ($49,493).

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Employment by Industry Sector

Data is only available at the state level. Showing data for false.
Y-Axis
2.75%
Year-over-year growth
Employment change between February 2022 and February 2023

As of February 2023, there are 155M people employed in Illinois. This represents a 2.75% increase in employment when compared to February 2022.

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

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Establishments by Size

The industries with the most establishments
  1. 2,201
    Educational Services, Health Care & Social Assistance
  2. 1,491
    Finance & Insurance, and Real Estate, Rental & Leasing
  3. 1,132
    Professional, Scientific & Management, and Administrative & Waste Management Services

The visualization shows the distribution of establishments by industry and by size according to the number of employees.

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Payroll by Industry Sector

The industries with the highest total annual payroll
  1. $1.6M
    Educational Services, Health Care & Social Assistance
  2. $999k
    Manufacturing
  3. $656k
    Professional, Scientific & Management, and Administrative & Waste Management Services

The chart shows the total annual payroll and the average annual payroll by industry.

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Domestic Production & Consumption

Domestic production and consumption consists of products and services shipped from Illinois to other states, or from other states to Illinois.
Top Domestic Production in Dollars
  1. $134B
  2. $110B
  3. $86.9B

In 2020, the top outbound Illinois product (by dollars) was Electronics with $134B, followed by Pharmaceuticals ($110B) and Mixed freight ($86.9B).

The following chart shows the share of these products in relation to all outbound Illinois products.

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Domestic Trade Growth

Showing data for Illinois.
$1T
2020 Value in Illinois
$1.94T
Projected 2050 Value in Illinois
93.1% growth

In 2020, total outbound Illinois trade was $1T. This is expected to increase 93.1% to $1.94T by 2050.

The following chart shows how the domestic outbound Illinois trade is projected to change in comparison to its neighboring states.

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Interstate Trade

Interstate trade consists of products and services shipped from Illinois to other states, or from other states to Illinois.
Most Common Trade Partners
  1. $79.7B
  2. $55.8B
  3. $41.4B

In 2020, the top outbound Illinois domestic partner for goods and services (by dollars) was Indiana with $79.7B, followed by Wisconsin with $55.8B and Michigan and $41.4B.

The following map shows the amount of trade that Illinois shares with each state (excluding itself).

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flagCivics

In the 2020 presidential election, the popular vote in St. Clair County, IL went to Joseph R Biden Jr. with 53.3% of the vote. The runner-up was Donald J. Trump (44.6%), followed by Jo Jorgensen (1.26%).

Dick Durbin and Tammy Duckworth are the senators currently representing the state of Illinois. In the United States, senators are elected to 6-year terms with the terms for individual senators staggered.

Illinois is currently represented by 17 members in the U.S. house, and members of the House of Representives are elected to 2-year terms.

US Senators from Illinois

Senatorial voting results are only available at the state level. Showing data for Illinois.
Dick Durbin
Senator from Illinois2
Assumed office on January 3, 1997
Tammy Duckworth
Senator from Illinois3
Assumed office on January 3, 2017

Dick Durbin and Tammy Duckworth are the senators currently representing Illinois.

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 Illinois over time, excluding special elections, colored by their political party.

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US Representatives from Illinois

Illinois is currently represented by 17 members in the U.S. house.

Members of the House of Representives are elected to 2-year terms, and the following chart shows the how the members for Illinois have changed over time starting in 2008.

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learningEducation

In 2021, universities in St. Clair County, IL awarded 3,037 degrees. The student population of St. Clair County, IL in 2021 is skewed towards women, with 4,035 male students and 5,136 female students.

Most students graduating from Universities in St. Clair County, IL are White (2,134 and 71.2%), followed by Black or African American (406 and 13.5%), Unknown (151 and 5.04%), and Hispanic or Latino (143 and 4.77%).

The largest universities in St. Clair County, IL by number of degrees awarded are Southwestern Illinois College (2,363 and 77.8%) and McKendree University (674 and 22.2%).

The most popular majors in St. Clair County, IL are Liberal Arts & Sciences (453 and 14.9%), Welding Technology (201 and 6.62%), and Nursing Assistant & Patient Care Assistant (188 and 6.19%).

The median tuition cost in St. Clair County, IL for private four year colleges is $31,700.

Applicants, Admissions & Enrolled

University
Measure

In 2021 in St. Clair County, IL, the percentage of applicants admitted was 77.7%, while the percentage of admitted who enrolled was 19.5%. The number of students enrolled in 2021 was 9,171 (44% men and 56% women).

The line chart  shows the evolution of the percentage of applicants admitted, admitted who enrolled or the number of students enrolled according to the option selected in the upper button.

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Enrollments by Gender and Races

Universities

In 2021 there were 9,171 students enrolled in St. Clair County, IL, 44% men and 56% women.

By race, the largest number of students enrolled was concentrated in White with 5,707 records, of which 55.2% were women and 44.8% men.

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Concentrations

Most Common
  1. 66 degree-majors awarded
  2. 451 degree-majors awarded
  3. 122 degree-majors awarded

In 2021, the most common concentation for Associates Degree recipients in St. Clair County, IL was Registered Nursing with 66 degrees awarded.

This visualization illustrates the percentage of students graduating with a Associates Degree from schools in St. Clair County, IL according to their major.

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Universities

Gender
Race
Largest Universities by degrees awarded
  1. 2,363 degrees awarded
  2. 674 degrees awarded

In 2021, the institution with the largest number of graduating students was Southwestern Illinois College with 2,363 degrees awarded.

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Student Diversity

University

In 2021, 1,525 men were awarded degrees from institutions in St. Clair County, IL, which is 1.01 times more than the 1,512 female students who received degrees in the same year.

In 2021 the most common race/ethnicity group awarded degrees at institutions was White students. These 2,134 degrees mean that there were 5.26 times more degrees awarded to White students then the next closest race/ethnicity group, Black or African American, with 406 degrees awarded.

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Awarded Degrees over Time

The graph shows the evolution of awarded degrees by degrees. Under the paragraphs, the average number of awarded degrees by university in each degree is shown.

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Average Net Price by Sector

Universities

Private not-for-profit, 4-year or above ($31,700) is the sector with the highest median state tuition in 2021.

Private not-for-profit, 4-year or above ($1,350) is the sector with the highest median state fee in 2021.

Public, 2-year ($1,710) is the sector with the highest average net price of books and supplies.

The graph shows the average net price by sector and year.

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Educational Pyramid

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

In 2021, 0.977% of men over 25 years of age had not completed any academic degree (no schooling), while 0.946% of women were in the same situation.

This visualization shows the gender distribution of the population according to the academic level reached.

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Educational Attainment

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

The most common educational levels obtained by the working population in 2021 were High School or Equivalent (2.61M), Some college (2.19M), and Bachelors Degree (2.07M).

This visualization illustrates the percentage distribution of the population according to the highest educational level reached. You can filter the data by race by using the selector above.

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homeHousing & Living

The median property value in St. Clair County, IL was $140,600 in 2021, which is 0.574 times smaller than the national average of $244,900. Between 2020 and 2021 the median property value increased from $134,800 to $140,600, a 4.3% increase. The homeownership rate in St. Clair County, IL is 66.6%, which is approximately the same as the national average of 64.6%.

People in St. Clair County, IL have an average commute time of 25.2 minutes, and they drove alone to work. Car ownership in St. Clair County, IL is approximately the same as the national average, with an average of 2 cars per household.

Median household income in St. Clair County, IL is $63,017. In 2021, the tract with the highest Median Household Income in St. Clair County, IL was Census Tract 5043.53 with a value of $148,427, followed by Census Tract 5034.04 and Census Tract 5043.55, with respective values of $142,083 and $132,649.

In 2022, 14.7% of the population was living with severe housing problems in St. Clair County, IL. From 2014 to 2022, the indicator declined 0.481%.

Property

$140,600
Median Property Value 2021
±$3,537
$66,635
Median Property Taxes
±$1,898

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 St. Clair County, IL the largest share of households pay taxes in the $3k+ range.

The chart underneath the paragraph shows the property taxes in St. Clair County, IL compared to it's parent and neighbor geographies.

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Rent vs Own

66.6%
Homeownership
2021
62.7%
Homeowners with Mortgage
2021

In 2021, 66.6% of the housing units in St. Clair County, IL were occupied by their owner. This percentage grew from the previous year's rate of 65.9%.

This chart shows the percentage of owner in St. Clair County, IL compared it's parent and neighboring geographies.

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Income by Location

Use the dropdown to filter by race/ethnicity.
Race/Ethnicity
Highest Median Household Income (Total)
  1. Census Tract 5043.53
  2. Census Tract 5034.04
  3. Census Tract 5043.55

In 2021, the tract with the highest Median Household Income (Total) in St. Clair County, IL was Census Tract 5043.53 with a value of $148,427, followed by Census Tract 5034.04 and Census Tract 5043.55, with respective values of $142,083 and $132,649.

The following map shows all of the tracts in St. Clair County, IL colored by their Median Household Income (Total).

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Household Income

Please note that the buckets used in this visualization were not evenly distributed by ACS when publishing the data.
$63,017
Median Household Income
± $1,805
100k
Number of Households
± 2,557

In 2021, the median household income of the 100k households in St. Clair County, IL grew to $63,017 from the previous year's value of $57,473.

The following chart displays the households in St. Clair County, IL 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 $75k - $100k range.

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Wage Distribution

The closest comparable wage GINI for St. Clair County, IL is from Illinois.
0.478
2021 Wage GINI in Illinois
0.479
2020 Wage GINI in Illinois

In 2021, the income inequality in Illinois was 0.478 according to the GINI calculation of the wage distribution. Income inequality had a 0.0522% decline from 2020 to 2021, which means that wage distribution grew somewhat more even. The GINI for Illinois was higher than than the national average of 0.478. In other words, wages are distributed less evenly in Illinois in comparison to the national average.

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

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Commuter Transportation

Most Common Commute in 2021
  1. Drove Alone (80.8%)
  2. Carpooled (7.68%)
  3. Worked At Home (7.04%)

In 2021, 80.8% of workers in St. Clair County, IL drove alone to work, followed by those who carpooled to work (7.68%) and those who worked at home (7.04%).

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

25.2 minutes
Average Travel Time

Using averages, employees in St. Clair County, IL have a shorter commute time (25.2 minutes) than the normal US worker (26.8 minutes). Additionally, 1.69% of the workforce in St. Clair County, IL have "super commutes" in excess of 90 minutes.

The chart below shows how the median household income in St. Clair County, IL 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 St. Clair County, IL distributed between a series of car ownership buckets compared to the national averages for each bucket. The largest share of households in St. Clair County, IL have 2 cars.

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Severe Housing Problems

In 2022, 14.7% of the population was living with severe housing problems in St. Clair County, IL. From 2014 to 2022, the indicator declined 0.481%.

The graph shows the trend of the percentage of the population living with severe housing problems.

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Poverty & Diversity

13.6% of the population for whom poverty status is determined in St. Clair County, IL (34.6k out of 254k people) live below the poverty line, a number that is higher than the national average of 12.6%. The largest demographic living in poverty are Females 25 - 34, followed by Females 6 - 11 and then Males < 5.

The most common racial or ethnic group living below the poverty line in St. Clair County, IL is Black, followed by White and Hispanic.

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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Children in Poverty

In 2022, 19.3% of the children was living in poverty in St. Clair County, IL. From 2014 to 2022, the indicator declined 9.8%.

The graph shows the trend of the percentage of the children living in poverty.

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Crimes & Accidents

Indicator

In 2022, the number of reported violent crimes offenses per 100,000 population was 615 in St. Clair County, IL. From 2014 to 2022, the indicator declined 330 per 100,000 population.

The graph shows the trend in the number of reported violent crimes offenses per 100,000 population.

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pulseHealth

93.9% of the population of St. Clair County, IL has health coverage, with 43.7% on employee plans, 18.9% on Medicaid, 11.6% on Medicare, 14.1% on non-group plans, and 5.61% on military or VA plans.

Primary care physicians in St. Clair County, IL see 1593 patients per year on average, which represents a 5.4% decrease from the previous year (1684 patients). Compare this to dentists who see 1418 patients per year, and mental health providers who see 701 patients per year.

By gender, of the total number of insured persons, 47.5% were men and 52.5% were women.

Patient to Clinician Ratios

1,593 to 1
Patient to Primary Care Physician Ratio in St. Clair County, IL

Primary care physicians in St. Clair County, IL see an average of 1,593 patients per year. This represents a 5.4% decrease from the previous year (1,684 patients).

The following chart shows how the number of patients seen by primary care physicians has been changing over time in St. Clair County, IL in comparison to its neighboring geographies.

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Health Care Diversity

In 2021, insured persons according to age ranges were distributed in 25.4% under 18 years, 19.2% between 18 and 34 years, 39.6% between 35 and 64 years, and 15.8% over 64 years.

By gender, of the total number of insured persons, 47.5% were men and 52.5% were women.

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

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Uninsured People

6.05%
Uninsured
43.7%
Employer Coverage
18.9%
Medicaid
11.6%
Medicare
14.1%
Non-Group
5.61%
Military or VA

Between 2020 and 2021, the percent of uninsured citizens in St. Clair County, IL grew by 1.76% from 5.95% to 6.05%.

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

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Health Outcomes

Indicator

In 2022, the number of deaths among residents under age 18 per 100,000 population was 78.5 in St. Clair County, IL.

The graphic shows the trend of the indicator in St. Clair County, IL.

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Health Behaviors

Indicator

In 2022, the percentage of the adult population (age 18 and older) that reports a body mass index (BMI) greater than or equal to 30 kg/m2 (age-adjusted) was 37.9% in St. Clair County, IL.

The graphic shows the trend of the indicator in St. Clair County, IL.

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Clinical Care

Indicator

In 2022, the percentage of population under age 65 without health insurance was 7.17% in St. Clair County, IL.

The graphic shows the trend of the indicator in St. Clair County, IL.

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