Housing in Williamsville, IL
Home values, rent, ownership rates, and housing market data
Housing Market Snapshot
Source: Redfin — December 2025Median Sale Price
$237,500
Median List Price
N/A
Price Per Sq Ft
$123
Days on Market
43
Active Inventory
2
Months of Supply
0.5
Seller's market
Zillow Home Value
$245,755
ZHVI — January 2026
Price Trends
Source: RedfinMarket Competitiveness
Source: RedfinSold Above List
0.0%
Off Market in 2 Weeks
0.0%
Sale-to-List Ratio
96.9%
Buyer's market
Market Activity
Source: RedfinHomes Sold
4
Pending Sales
1
Price Per Square Foot
Source: RedfinMedian Sale $/SF
$123
Williamsville vs Similar Cities
Source: Census ACS / Redfin (2023)Compared to cities with under 10,000 residents. Williamsville is highlighted.
Median Home Value
Median Rent
Median Price Per Sq Ft
Rent Burden
Census Housing Data
Source: U.S. Census Bureau ACS (2023)Median Home Value
$187,000
Median Rent
$1,055
Total Housing Units
656
Vacancy Rate
1.8%
Owner Occupied
86.2%
Renter Occupied
13.8%
Median Property Tax
$4,079
per year
Monthly Cost (w/ Mortgage)
$1,310
Housing Types
The current median sale price in Williamsville, IL is $237,500 according to Redfin data. Homes spend a median of 43 days on the market. 0.0% of homes sold above asking price. The market has 0.5 months of supply. The median price per square foot is $123. The median rent is $1,055 per month (Census ACS). About 86.2% of housing units are owner-occupied. The median year homes were built is 1973. There are 656 total housing units.