Updated
Real Estate Investing in Williamson County, IL
Williamson County, IL real estate market data — demographics, home values, and investor context.
66,902
Population
$65,521
Median Income
$145,600
Median Home Value
71%
Owner-Occupied
Williamson County, IL Demographics
US Census ACS 5-year estimates. Demographic context drives rent, home value, and absentee-ownership patterns — here's what the numbers say about Williamson County, IL.
| Population | 66,902 |
|---|---|
| Median age | 41.4 |
| Median household income | $65,521 |
| Median home value | $145,600 |
| Median gross rent | $897 |
|---|---|
| Rent burden | 28.2% |
| Owner-occupied units | 20,467 |
| Renter-occupied units | 8,307 |
Why Investors Target Williamson County, IL
Williamson County, IL is home to 66,902 residents with a median age of 41.4 years. Households earn a median income of $65,521, against a median home value of $145,600 and a median gross rent of $897. Roughly 71% of occupied homes are owner-occupied, with the remainder rented — a key signal for absentee-owner and rental investors. Renters here spend a median of 28.2% of household income on gross rent.
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