Scott County, Illinois Demographics 2026
Scott County, Illinois has a population of 4,937, the 97th most populous county in Illinois. The median household income is $66,705 and the median home value is $96,400. The poverty rate is 11.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Scott County Quick Facts
How Scott County 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 | 4,847 | 4,937 | +1.9% |
| Median household income | $73,013 | $66,705 | -8.6% |
| Median home value | $101,700 | $96,400 | -5.2% |
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+)
Cities & Places in Scott County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Winchester | 1,498 | $48,250 | 21.2% | $93,900 |
| Bluffs | 531 | $69,250 | 4.7% | $73,600 |
| Alsey | 258 | $58,750 | 24.8% | $55,000 |
| Manchester | 197 | $81,875 | 5.1% | $90,300 |
| Glasgow | 179 | $57,083 | 2.2% | $61,000 |
| Naples | 108 | $170,350 | 4.6% | $63,400 |
| Exeter | 106 | $61,250 | 14.1% | $95,000 |
| Merritt | 56 | N/A | 0.0% | N/A |
| Riggston | 30 | N/A | 100.0% | N/A |
| Oxville | 21 | N/A | 0.0% | N/A |
Explore Illinois Rankings
Population Overview
Scott County is located in Illinois with a total population of 4,937. It is the 97th most populous county out of 102 in Illinois. The county encompasses 10 Census-designated places.
Age Demographics
The median age in Scott County is 46.0 years. This is 18% higher than the state median of 39.0 years. 11.4% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Scott County is $66,705. This is 20% lower than the state median of $83,390. It is also 17% lower than the national median of $80,734. The poverty rate stands at 11.5%. This is 3% lower than the state poverty rate of 11.8%. The unemployment rate is 2.7%. This is 53% lower than the state rate of 5.8%. The median home value is $96,400. Housing costs are 63% lower than the state median of $263,300. With a home-value-to-income ratio of just 1.4x, Scott County is one of the most affordable housing markets in the area. 79.0% of occupied housing units are owner-occupied. This homeownership rate is 18% higher than the state average of 67.1%.
Race & Ethnicity
Scott County has a predominantly White (non-Hispanic) population, comprising 95.4% of all residents. Hispanic or Latino residents account for 1.6%. The White (non-Hispanic) population is significantly higher than the state average (95.4% vs 58.1%). The Black or African American population (1.0%) is well below the state average of 13.3%. The Hispanic or Latino population (1.6%) is well below the state average of 18.8%. The Asian population (0.4%) is well below the state average of 5.9%.
Education
21.5% of residents aged 25 and older hold a bachelor's degree or higher. This is 43% lower 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 92.3%.
Data Sources & Methodology
All figures for Scott County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Illinois and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Scott County, Illinois?
Scott County has a population of 4,937, making it the 97th most populous county in Illinois.
What is the median income in Scott County?
The median household income in Scott County is $66,705 with a poverty rate of 11.5%.
How many cities are in Scott County, Illinois?
Scott County contains 10 Census-designated places.