Adams County, IL

County

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    2024 Population
    64,754
    US Senator
    Dick Durbin
    Democratic Party
    US Senator
    Tammy Duckworth
    Democratic Party
    2024 Median Age
    41.4
    0.73% 1-year increase
    2024 Poverty Rate
    12.8%
    4.75% 1-year increase
    2024 Median Household Income
    $66,220
    1.94% 1-year growth
    2024 Median Property Value
    $162,600
    4.3% 1-year growth
    2024 Employed Population
    32,566
    0.819% 1-year decline

    About

    None of the households in Adams 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.

    99.5% of the residents in Adams County, IL are U.S. citizens.

    The largest universities in Adams County, IL are John Wood Community College (511 degrees awarded in 2024), Quincy University (242 degrees), and Blessing Rieman College of Nursing and Health Sciences (69 degrees).

    In 2024, the median property value in Adams County, IL was $162,600, and the homeownership rate was 72.1%.

    Most people in Adams County, IL drove alone to work, and the average commute time was 16.9 minutes. The average car ownership in Adams County, IL was 2 cars per household.

    United StatesIllinoisQuincy, IL-MO

    Population & Diversity

    Adams County, IL is home to a population of 64.8k people, from which 99.5% are citizens. As of 2024, 1.22% of Adams County, IL residents were born outside of the country (791 people).

    In 2024, there were 25.2 times more White (Non-Hispanic) residents (58.3k people) in Adams County, IL than any other race or ethnicity. There were 2.32k Two Races Excluding Other, & Three or More Races (Non-Hispanic) and 1.83k Black or African American (Non-Hispanic) residents, the second and third most common ethnic groups.

    Population & Diversity

    Citizenship

    99.5%
    2024 Citizenship
    99.5%
    2023 Citizenship

    As of 2024, 99.5% of Adams County, IL residents were US citizens, which is higher than the national average of 93.2%. In 2023, the percentage of US citizens in Adams County, IL was 99.5%, meaning that the rate of citizenship has been decreasing.

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

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    Diversity

    Race and Ethnicity

    The 3 largest ethnic groups in Adams County, IL
    1. White (Non-Hispanic)
      58.3k ± 155
    2. Two Races Excluding Other, & Three or More Races (Non-Hispanic)
      2.32k ± 247
    3. Black or African American (Non-Hispanic)
      1.83k ± 279
    2.08%
    Hispanic Population
    1.35k people

    In 2024, there were 25.2 times more White (Non-Hispanic) residents (58.3k people) in Adams County, IL than any other race or ethnicity. There were 2.32k Two Races Excluding Other, & Three or More Races (Non-Hispanic) and 1.83k Black or African American (Non-Hispanic) residents, the second and third most common ethnic groups.

    2.08% of the people in Adams County, IL are hispanic (1.35k people).

    The following chart shows the 8 races represented in Adams 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
      637,284 ± 19,101 people
    2. India
      166,788 ± 9,961 people
    3. Poland
      117,148 ± 8,364 people

    In 2024, the most common birthplace for the foreign-born residents of Illinois was Mexico, the natal country of 637,284 Illinois residents, followed by India with 166,788 and Poland with 117,148.

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    Foreign-Born Population

    1.22%
    2024 Foreign-Born Population
    791 people
    1.36%
    2023 Foreign-Born Population
    885 people

    As of 2024, 1.22% of Adams County, IL residents (791 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 Adams County, IL was 1.36%, meaning that the rate has been decreasing.

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

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    Military

    Veterans

    Most Common Service Period
    1. Vietnam
      1,366 ± 216
    2. Gulf War (2001-)
      734 ± 206
    3. Gulf War (1990s)
      544 ± 174

    Adams County, IL has a large population of military personnel who served in Vietnam, 1.86 times greater than any other conflict.

    The chart shows the distribution of veterans by conflict in Adams County, IL.

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    Health

    95.6% of the population of Adams County, IL has health coverage, with 50.2% on employee plans, 16% on Medicaid, 16.2% on Medicare, 11.8% on non-group plans, and 1.33% on military or VA plans.

    Primary care physicians in Adams County, IL see 955 patients per year on average, which represents a 0% change from the previous year (955 patients). Compare this to dentists who see 1177 patients per year, and mental health providers who see 316 patients per year.

    By gender, of the total number of insured persons, 49.1% were men and 50.9% were women.

    Coverage

    Patient to Clinician Ratios

    955 to 1
    Patient to Primary Care Physician Ratio in Adams County, IL

    Primary care physicians in Adams County, IL see an average of 955 patients per year. This represents a 0% change from the previous year (955 patients).

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

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    Health Care Diversity

    In 2024, insured persons according to age ranges were distributed in 24% under 18 years, 18.8% between 18 and 34 years, 37.2% between 35 and 64 years, and 19.9% over 64 years.

    By gender, of the total number of insured persons, 49.1% were men and 50.9% were women.

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

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    Uninsured People

    4.42%
    Uninsured
    50.2%
    Employer Coverage
    16%
    Medicaid
    16.2%
    Medicare
    11.8%
    Non-Group
    1.33%
    Military or VA

    Between 2023 and 2024, the percent of uninsured citizens in Adams County, IL declined by 7.6% from 4.79% to 4.42%.

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

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    Health Indicators

    Health Outcomes

    Indicator

    In 2025, the average number of mentally unhealthy days reported in past 30 days (age-adjusted) was 5.55 in Adams County, IL.

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

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    Health Behaviors

    Indicator

    In 2025, 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 39.5% in Adams County, IL.

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

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    Clinical Care

    Indicator

    In 2025, the percentage of population under age 65 without health insurance was 5.61% in Adams County, IL.

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

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    Economy

    The economy of Adams County, IL employs 32.6k people. In 2024, the largest industries in Adams County, IL were Health Care & Social Assistance (5,953 people), Manufacturing (4,457 people), and Retail Trade (4,197 people), and the highest paying industries were Mining, Quarrying, & Oil & Gas Extraction ($106,250), Public Administration ($75,649), and Utilities ($71,813).

    Employment

    Occupations

    32.6k
    2024 Value
    ± 1,275
    −0.819%
    1 Year decline
    ± 5.61%

    From 2023 to 2024, employment in Adams County, IL declined at a rate of −0.819%, from 32.8k employees to 32.6k employees.

    The most common job groups, by number of people living in Adams County, IL, are Office & Administrative Support Occupations (3,750 people), Management Occupations (3,369 people), and Sales & Related Occupations (3,140 people). This chart illustrates the share breakdown of the primary jobs held by residents of Adams County, IL.

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    Unemployment Insurance Claims

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

    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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    Industries

    Employment by Industries

    32.6k
    2024 Value
    ± 1,275
    −0.819%
    1 Year decline
    ± 5.61%

    From 2023 to 2024, employment in Adams County, IL declined at a rate of −0.819%, from 32.8k employees to 32.6k employees.

    The most common employment sectors for those who live in Adams County, IL, are Health Care & Social Assistance (5,953 people), Manufacturing (4,457 people), and Retail Trade (4,197 people). This chart shows the share breakdown of the primary industries for residents of Adams County, IL, though some of these residents may live in Adams 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

    $49,727
    Median earning men ± $2,297
    $37,174
    Median earning women ± $1,925

    The industries with the best median earnings for men in 2024 are Finance & Insurance, & Real Estate & Rental & Leasing ($87,344), Public Administration ($77,050), and Information ($63,958).

    The industries with the best median earnings for women in 2024 are Public Administration ($64,600), Manufacturing ($46,771), and Finance & Insurance, & Real Estate & Rental & Leasing ($44,803).

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    Employment by Industry Sector

    Data is only available at the state level. Showing data for Illinois.
    Y-Axis
    2.47%
    Year-over-year growth
    Employment change between February 2022 and February 2023

    As of February 2023, there are 6.03M people employed in Illinois. This represents a 2.47% 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 13%.

    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. 145
      Construction
    2. 138
      Other Services (except Public Administration)
    3. 99
      Retail Trade

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

    The visualization shows the number of establishments and its share across establishment sizes.

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    Payroll by Industry Sector

    The industries with the highest total annual payroll
    1. $451k
      Health Care and Social Assistance
    2. $348k
      Manufacturing
    3. $138k
      Retail Trade

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

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    Civics

    In the 2024 presidential election, the popular vote in Illinois went to Kamala Harris with 54.4% of the vote. The runner-up was Donald J. Trump (43.5%), followed by Robert Kennedy (1.43%).

    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.

    Presidential Elections

    Voting results are not available for Adams County, IL. Showing the available data for Illinois.
    2024 Election Results
    1. Kamala Harris (54.4%)
      Democratic Party
    2. Donald J. Trump (43.5%)
      Republican Party
    3. Robert Kennedy (1.43%)
      Independent Party

    In the 2024 presidential election, the popular vote in Illinois went to Kamala Harris with 54.4% of the vote. The runner-up was Donald J. Trump (43.5%), followed by Robert Kennedy (1.43%).

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

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    Senator Elections

    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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    Education

    In 2024, universities in Adams County, IL awarded 846 degrees. The student population of Adams County, IL in 2024 is skewed towards women, with 1,431 male students and 1,869 female students.

    Most students graduating from Universities in Adams County, IL are White (728 and 86.8%), Black or African American (40 and 4.77%), Hispanic or Latino (23 and 2.74%), and Two or More Races (21 and 2.5%).

    The largest universities in Adams County, IL by number of degrees awarded are John Wood Community College (511 and 60.4%), Quincy University (242 and 28.6%), and Blessing Rieman College of Nursing and Health Sciences (69 and 8.16%).

    The most popular majors in Adams County, IL are Liberal Arts & Sciences (190 and 22.5%), Registered Nursing (116 and 13.7%), and Child Care Provider (31 and 3.66%).

    The median tuition cost for private four year colleges is $33,498.

    Admissions & Enrollments

    Applicants, Admissions & Enrolled

    University
    Measure

    In 2024 in Adams County, IL, the percentage of applicants admitted was 50.9%, while the percentage of admitted who enrolled was 29.5%. The number of students enrolled in 2024 was 3,300 (43.4% men and 56.6% 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 2024 there were 3,300 students enrolled in Adams County, IL, 43.4% men and 56.6% women.

    By race, the largest number of students enrolled was concentrated in White with 2,614 records, of which 59.8% were women and 40.2% men.

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    Completions

    Concentrations

    Most Common
    1. Liberal Arts & Sciences
      157 degrees awarded
    2. Registered Nursing
      44 degrees awarded
    3. Biological & Physical Sciences
      26 degrees awarded

    In 2024, the most common concentation for Associates Degree recipients in Adams County, IL was Liberal Arts & Sciences with 157 degrees awarded.

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

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    Universities

    Gender
    Race
    Largest Universities by degrees awarded
    1. John Wood Community College
      511 degrees awarded
    2. Quincy University
      242 degrees awarded
    3. Blessing Rieman College of Nursing and Health Sciences
      69 degrees awarded

    In 2024, the institution with the largest number of graduating students was John Wood Community College with 511 degrees awarded.

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    Student Diversity

    University

    In 2024, 354 men were awarded degrees from institutions in Adams County, IL, which is 0.72 times less than the 492 female students who received degrees in the same year.

    In 2024, the most common race/ethnicity group awarded degrees at institutions was White students. These 728 degrees mean that there were 18.2 times more degrees awarded to White students then the next closest race/ethnicity group, Black or African American, with 40 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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    Tuition

    Average Net Price by Sector

    Universities

    Private not-for-profit, 4-year or above ($33,498) is the sector with the highest median state tuition in 2024.

    Private not-for-profit, 4-year or above ($900) is the sector with the highest median state fee in 2024.

    Public, 2-year ($2,200) 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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    Housing & Living

    The median property value in Adams County, IL was $162,600 in 2024, which is 0.489 times smaller than the national average of $332,700. Between 2023 and 2024 the median property value increased from $155,900 to $162,600, a 4.3% increase. The homeownership rate in Adams County, IL is 72.1%, which is higher than the national average of 65.2%.

    People in Adams County, IL have an average commute time of 16.9 minutes, and they drove alone to work. Car ownership in Adams County, IL is approximately the same as the national average, with an average of 2 cars per household.

    In 2025, 10.4% of the population was living with severe housing problems in Adams County, IL. From 2014 to 2025, the indicator declined 0.168%.

    Housing

    Property

    $162,600
    Median Property Value 2024
    ±$4,166
    $20,137
    Median Property Taxes
    ±$910

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

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

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    Rent vs Own

    72.1%
    Homeownership
    2024
    61%
    Homeowners with Mortgage
    2024

    In 2024, 72.1% of the housing units in Adams County, IL were occupied by their owner. This percentage declined from the previous year's rate of 72.5%.

    This chart shows the percentage of owner in Adams County, IL 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.
    $66,220
    Median Household Income
    ± $3,435
    27.9k
    Number of Households
    ± 1,169

    In 2024, the median household income of the 27.9k households in Adams County, IL grew to $66,220 from the previous year's value of $64,962.

    The following chart displays the households in Adams 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 Adams County, IL is from Illinois.
    0.471
    2024 Wage GINI in Illinois
    0.474
    2023 Wage GINI in Illinois

    In 2024, the income inequality in Illinois was 0.471 according to the GINI calculation of the wage distribution. Income inequality had a 0.55% decline from 2023 to 2024, which means that wage distribution grew somewhat more even. The GINI for Illinois was lower than than the national average of 0.474. In other words, wages are distributed more 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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    Transportation

    Commuter Transportation

    Most Common Commute in 2024
    1. Drove Alone (79.5%)
    2. Carpooled (8.32%)
    3. Worked At Home (7.56%)

    In 2024, 79.5% of workers in Adams County, IL drove alone to work, followed by those who carpooled to work (8.32%) and those who worked at home (7.56%).

    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

    16.9 minutes
    Average Travel Time

    Using averages, employees in Adams County, IL have a shorter commute time (16.9 minutes) than the normal US worker (26.4 minutes). Additionally, 1.05% of the workforce in Adams County, IL have "super commutes" in excess of 90 minutes.

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

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    Poverty

    Severe Housing Problems

    In 2025, 10.4% of the population was living with severe housing problems in Adams County, IL. From 2014 to 2025, the indicator declined 0.168%.

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

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    Poverty & Diversity

    12.8% of the population for whom poverty status is determined in Adams County, IL (8.08k out of 63k people) live below the poverty line, a number that is higher than the national average of 12.5%. The largest demographic living in poverty are Females 25 - 34, followed by Females 65 - 74 and then Females 75+.

    The most common racial or ethnic group living below the poverty line in Adams County, IL is White, followed by Two Or More and Black.

    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 2025, 14.1% of the children was living in poverty in Adams County, IL. From 2014 to 2025, the indicator declined 3.4%.

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

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    Security

    Crimes & Accidents

    Indicator

    In 2022, the number of reported violent crimes offenses per 100,000 population was 346 in Adams County, IL. From 2014 to 2022, the indicator declined 8.87% 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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