Williamson County, IL Housing Market
The median sale price of a home in Williamson County was $155K last month, down 3.5% since last year. The median sale price per square foot in Williamson County is $106, up 1.0% since last year.
Williamson County Housing Market Trends
In August 2023, Williamson County home prices were down 3.5% compared to last year, selling for a median price of $155K. On average, homes in Williamson County sell after 49 days on the market compared to 57 days last year. There were 83 homes sold in August this year, down from 98 last year.

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Home offer insights for Williamson County
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View houses in Williamson County that sold recently
Recently sold homes
- $160,000 Last Sold Price3 Beds1 Bath1,000 Sq. Ft.621 Anderson St, Carterville, IL 62918List Price$162,500Sale to List2% under listDays on Market38 days621 Anderson St, Carterville, IL 62918
- $355,000 Last Sold Price4 Beds2 Baths1,965 Sq. Ft.1804 Ramsey Dr, Marion, IL 62959List Price$369,000Sale to List4% under listDays on Market74 days1804 Ramsey Dr, Marion, IL 62959
- $50,000 Last Sold Price3 Beds1 Bath1,400 Sq. Ft.710 N Fair St, Marion, IL 62959List Price$59,900Sale to List17% under listDays on Market203 days710 N Fair St, Marion, IL 62959
- $135,000 Last Sold Price4 Beds2 Baths1,848 Sq. Ft.1006 W Boulevard St, Marion, IL 62959List Price$140,000Sale to List4% under listDays on Market1 day1006 W Boulevard St, Marion, IL 62959
- $135,000 Last Sold Price2 Beds2 Baths1,422 Sq. Ft.507 Bainbridge Rd, Marion, IL 62959List Price$129,000Sale to List5% over listDays on Market35 days507 Bainbridge Rd, Marion, IL 62959
- $153,000 Last Sold Price3 Beds2 Baths1,150 Sq. Ft.502 S Mechanic St, Marion, IL 62959List Price$150,000Sale to List2% over listDays on Market40 days502 S Mechanic St, Marion, IL 62959
- $57,000 Last Sold Price2 Beds1 Bath1,020 Sq. Ft.1509 W Monroe St, Herrin, IL 62948List Price$55,000Sale to List4% over listDays on Market91 days1509 W Monroe St, Herrin, IL 62948
- $269,000 Last Sold Price4 Beds2.5 Baths2,200 Sq. Ft.120 Mcvicker Dr, Energy, IL 62933List Price$275,000Sale to List2% under listDays on Market62 days120 Mcvicker Dr, Energy, IL 62933
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Schools in Williamson County
- Elementary
- Middle
- High
GreatSchools Rating
10/10 Longfellow Elementary School Public • K-5 | 261 Students | 4 reviews |
9/10 Adams School Public • PreK-8 | 274 Students | N/A |
9/10 Washington Elementary School Public • K-5 | 536 Students | N/A |
8/10 Carterville Intermediate School Public • 4-6 | 515 Students | 1 reviews |
8/10 Herrin C U S D 4 Elementary School Public • 2-5 | 693 Students | 2 reviews |
Climate's impact on Williamson County housing
Learn about natural hazards and environmental risks, such as floods, fires, wind, and heat that could impact homes in Williamson County.
Flood Factor - Moderate
Flood Factor

Fire Factor - Minor
Fire Factor

Wind Factor - Minor
Wind Factor

Wind likelihood over time
Heat Factor - Major
Heat Factor

Transportation in Williamson County
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