Washington County, IL Housing Market Brief
county · IL · as of August 2026
What is Washington County, IL’s Alpha Score?
The Alpha Score is a composite 0–100 index of market strength, a weighted blend of five dimensions. See the methodology.
Where is Washington County, IL in its market cycle?
Washington County, IL is classified as Mature — holding near a healthy peak. This is a classification of recent (1–12 month) momentum, not a price forecast.
Washington County, IL housing market data
| Metric | Value | YoY |
|---|---|---|
| Median Sale Price | $161K | ▲ +973.5% |
| Median Days on Market | 67 days | ▲ +272.2% |
| Months of Supply | 2.4 | ▼ -47.8% |
| Homes for Sale | 17 | ▼ -5.6% |
| Homes Sold | 7 | ▲ +75% |
| Median Price / Sq Ft | $117 | ▲ +462.2% |
How has Washington County, IL’s Alpha Score moved?
Markets like Washington County, IL
Frequently asked questions
Is Washington County, IL a buyer's or seller's market?
As of August 2026, Washington County, IL is classified as a Seller's Market, based on its Alpha Score of 73 out of 100. The classification reflects current price, inventory, affordability, economic, and rental-yield conditions.
Are home prices rising or falling in Washington County, IL?
The median sale price in Washington County, IL is $161K, having risen 973.5% over the past year.
How affordable is Washington County, IL?
Washington County, IL scores 96 out of 100 on affordability — relatively affordable relative to local incomes and prevailing mortgage rates compared with other counties.
What's driving Washington County, IL's Alpha Score?
Washington County, IL's strongest dimension is Affordability (96/100) and its weakest is Economic Strength (56/100). The Alpha Score is a weighted blend of all five dimensions.
Want the live, interactive view of Washington County, IL? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.