Carterville, Illinois Demographics & Population 2026
During the 2020–2024 ACS period, Carterville, Illinois had a total population of 5,818, the 311th largest city in Illinois, with a median household income of $62,337, which is 25% lower than the state average. The poverty rate is 10.9%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- 46.7% of adults hold a bachelor's degree or higher — top 10% in Illinois.
Carterville Quick Facts
How Carterville Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 5,822 | 5,818 | -0.1% |
| Median household income | $65,238 | $62,337 | -4.4% |
| Median home value | $183,500 | $197,100 | +7.4% |
How Carterville Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 61 | National average: 61
Education
Educational Attainment (Adults 25+)
Carterville Rankings in Illinois
Explore Illinois Rankings
Other Cities in Williamson County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Carbondale | 22,158 | $32,128 | 37.4% | $127,900 |
| Marion | 16,836 | $56,912 | 13.3% | $158,300 |
| Herrin | 12,226 | $59,975 | 14.5% | $113,300 |
| Johnston City | 3,327 | $42,465 | 17.8% | $88,100 |
| Crainville | 1,641 | $65,461 | 10.2% | $185,300 |
| Cambria | 1,300 | $57,756 | 18.5% | $143,800 |
| Energy | 1,050 | $65,357 | 15.2% | $151,800 |
| Hurst | 700 | $36,635 | 31.4% | $68,600 |
| Pittsburg | 682 | $53,203 | 17.9% | $129,200 |
| Stonefort | 422 | $56,477 | 11.6% | $65,700 |
Cities Similar to Carterville
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Peoria Heights | 5,825 | $60,099 | $117,700 | 29.2% | 8.2% |
| Pontoon Beach | 6,025 | $62,861 | $145,100 | 15.5% | 21.7% |
| Chillicothe | 5,900 | $66,132 | $132,900 | 26.4% | 3.7% |
| Beardstown | 6,169 | $60,587 | $82,100 | 16.8% | 13.7% |
| Bartonville | 5,841 | $72,821 | $139,100 | 23.6% | 7.1% |
Population Overview
Carterville is a small city located in Illinois, within Williamson County. The total population is 5,818. It ranks as the 311th most populous out of 1,445 Census-designated places in Illinois.
Age Demographics
The median age in Carterville is 37.0 years. This is 5% lower than the state median of 39.0 years.
Economy, Income & Housing
The median household income in Carterville is $62,337. This is 25% lower than the state median of $83,390. It is also 23% lower than the national median of $80,734. The poverty rate stands at 10.9%. This is 7% lower than the state poverty rate of 11.8%. The unemployment rate is 4.7%. This is 19% lower than the state rate of 5.8%. The median home value is $197,100. Housing costs are 25% lower than the state median of $263,300. The home-value-to-income ratio is 3.2x. 59.7% of occupied housing units are owner-occupied. This homeownership rate is 11% lower than the state average of 67.1%.
Race & Ethnicity
Carterville has a predominantly White (non-Hispanic) population, comprising 89.8% of all residents. Asian residents account for 3.8%. The White (non-Hispanic) population is significantly higher than the state average (89.8% vs 58.1%). The Black or African American population (0.7%) is well below the state average of 13.3%. The Hispanic or Latino population (1.8%) is well below the state average of 18.8%.
Education
46.7% of residents aged 25 and older hold a bachelor's degree or higher. This places Carterville in the top 10% of all cities in the state for educational attainment. This is 23% higher than the state rate of 37.9%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 96.2%. Notably, 19.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Carterville, Illinois is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Illinois state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,445 Census-designated places in Illinois. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
Free data download: Get all Illinois city and county demographics as CSV. Download Cities CSV | Download Counties CSV
Frequently Asked Questions
What is the population of Carterville, Illinois?
Carterville, Illinois has a population of 5,818 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Carterville, IL?
The median household income in Carterville is $62,337, which is 23% lower than the national median of $80,734.
What is the poverty rate in Carterville, IL?
The poverty rate in Carterville is 10.9%. This means approximately 635 residents live below the federal poverty line.
What is the racial makeup of Carterville, Illinois?
Carterville's population is 89.8% White, 0.7% Black, 1.8% Hispanic/Latino, and 3.8% Asian.
What is the median home value in Carterville, IL?
The median home value in Carterville is $197,100. The home-value-to-income ratio is 3.2x.
How educated is Carterville, Illinois?
46.7% of adults (25+) in Carterville hold a bachelor's degree or higher, and 19.1% hold a graduate or professional degree.