In Williamson, Illinois, the median home price is $157,302; median household income is $65,604; the population is 66,876; schools rate 3.6 out of 10; the violent crime rate is 63.0 per 100k; and the average commute is 23.5 minutes.
Data updated April 2026 - Source: Zillow Research
Williamson at a glance
Population
66,876
Median Household Income
$65,604
Typical Home Value
$157,302
School District Rating
3.6
Violent Crime Rate
63.0
Avg Commute Time
23.5
About Williamson
Williamson has a population of 66,876. The median home value is $157,302, 47% below the Illinois median. Median household income is $65,604 (21% below the Illinois median). The most populated towns are Herrin, East Marion, and West Marion.
Data comes from public sources including the U.S. Census Bureau, the National Center for Education Statistics, the FBI, the EPA, Zillow, and Redfin. Source attribution is shown on each metric.
Towns in Williamson
12 towns, by population.
Williamson at a glance: frequently asked questions
- What is the population of Williamson?
- Williamson has a population of 66,876 based on the most recent US Census estimate.
- What is the median home price in Williamson?
- The median home value in Williamson is $157,302. Open the interactive map to see the distribution town by town.
- What is the median household income in Williamson?
- Median household income in Williamson is $65,604 per year, sourced from the US Census American Community Survey.
- What state is Williamson in?
- Williamson is in Illinois.
- How many towns are in Williamson?
- Williamson contains 12 towns and municipalities. Click any town below or on the map to see its housing, school, and crime data.
Compare Williamson with other places
Put up to four states, counties, towns, or ZIPs side by side on income, housing, crime, education, and more.
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