
Williamson County, IL
County in Illinois, Midwest · ranked on 37 metrics
Williamson County, IL is a county in Illinois with a population of 67,376 (815th of 3,094). It ranks best for Median Home Value ($2,000,001 Means $2M or More) (tied 1,015th of 3,092), Bachelor’s Degree or Higher (% of Adults 25+) (1,040th of 3,094), Homes with Broadband Internet (%) (1,396th of 3,094). It ranks lowest for Adults with Obesity (%) (tied 1,959th of 2,916), Poverty Rate (%) (1,672nd of 3,094), Median Household Income (1,564th of 3,093).
Strengths and weak spotsPercentileWhere a place sits among all places, from 0 to 100. 100 is the best, 50 is the middle, 0 is the worst.More in the glossary →
Percentile on 20 metrics that rank at least half of all US counties, given whether higher or lower is better.
Best at
Highest percentiles, given whether higher or lower is better
- Health of Adults by County (CDC PLACES) · 2023tied 434th of 2,91685
- Health of Adults by County (CDC PLACES) · 2023tied 620th of 2,91679
- Housing, Income and Commutes by County (Census) · 2024tied 1,015th of 3,09267
- Housing, Income and Commutes by County (Census) · 20241,040th of 3,09466
- Health of Adults by County (CDC PLACES) · 2023tied 993rd of 2,91666
- Adults Who Smoke (%)14.9%Health of Adults by County (CDC PLACES) · 2023tied 983rd of 2,91666
- Health of Adults by County (CDC PLACES) · 2023tied 1,007th of 2,91664
- Climate by County (1991–2020 Averages)tied 1,349th of 3,05056
- Housing, Income and Commutes by County (Census) · 20241,396th of 3,09455
- Housing, Income and Commutes by County (Census) · 20241,399th of 3,09455
Worst at
Lowest percentiles, given whether higher or lower is better
- Health of Adults by County (CDC PLACES) · 2023tied 2,413th of 2,91617
- Health of Adults by County (CDC PLACES) · 2023tied 1,959th of 2,91632
- Climate by County (1991–2020 Averages)tied 1,833rd of 3,05040
- Health of Adults by County (CDC PLACES) · 2022tied 1,824th of 3,09441
- Housing, Income and Commutes by County (Census) · 2024tied 1,823rd of 3,09041
- Poverty Rate (%)13.8%Housing, Income and Commutes by County (Census) · 20241,672nd of 3,09446
- Median Household Income$65,604Housing, Income and Commutes by County (Census) · 20241,564th of 3,09349
- Health of Adults by County (CDC PLACES) · 2023tied 1,460th of 2,91650
- Health of Adults by County (CDC PLACES) · 2023tied 1,362nd of 2,91653
- Health of Adults by County (CDC PLACES) · 2023tied 1,318th of 2,91654
Profile by category
Average percentile per category, from the median line. Select a category to list its metrics.
Notable facts
Where it ranks first or last among US counties
Never first or last on a widely ranked metric.
Where it is
Shaded by population; select a place to open it
Similar places
Closest percentiles on 13 widely reported measures from 7 categories, leaving out size and totals


Madison County, IL87% similar

Quick answers
- What is the population of Williamson County, IL?
- Williamson County, IL has a population of 67,376, 815th among 3,094 US counties.
- What does Williamson County, IL rank best at?
- Among US counties, Williamson County, IL ranks best for Median Home Value ($2,000,001 Means $2M or More) (tied 1,015th of 3,092); Bachelor’s Degree or Higher (% of Adults 25+) (1,040th of 3,094); Homes with Broadband Internet (%) (1,396th of 3,094).
- Where does Williamson County, IL rank worst?
- Williamson County, IL ranks lowest for Adults with Obesity (%) (tied 1,959th of 2,916); Poverty Rate (%) (1,672nd of 3,094); Median Household Income (1,564th of 3,093).
- How many statistics does Rankodex have for Williamson County, IL?
- Rankodex ranks Williamson County, IL on 37 statistics compared with other US counties, compiled from World Population Review and the sources it cites.
Every metric
37 metrics with a value for this place, in 8 topics