Stephenson County, IL Housing Market Brief
county · IL · score computed October 2026
What is Stephenson 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.
Population band 4 of 5 (population 39,232–102,612) · comparable within its band
Where is Stephenson County, IL in its market cycle?
Stephenson County, IL is classified as Growing — strengthening, with scores rising over recent months. This is a classification of recent (1–12 month) momentum, not a price forecast.
What’s the forecast for Stephenson County, IL?
County-level forecasts are paused (since Oct 18, 2026). The new public-data model we built to replace them didn't pass our accuracy test, and we won't publish forecasts again until a model does.
Stephenson County, IL housing market data
| Metric | Value | YoY | Source |
|---|---|---|---|
| Median Sale Price | $185K | ▲ +46.5% | Redfin |
| Median Days on Market | 33 days | ▲ +6.5% | Redfin |
| Months of Supply | 2.9 | ▲ +7.4% | Redfin |
| Homes for Sale | 152 | ▲ +18.8% | Redfin |
| Homes Sold | 52 | ▲ +8.3% | Redfin |
| Median Price / Sq Ft | $100 | ▲ +21.2% | Redfin |
How has Stephenson County, IL’s Alpha Score moved?
Markets like Stephenson County, IL
- Barton County, KS, KScounty60
- Randolph County, IL, ILcounty59
- Orleans County, NY, NYcounty63
- Jefferson County, OH, OHcounty57
- Marion County, AL, ALcounty54
- Crawford County, OH, OHcounty54
- Walker County, AL, ALcounty59
- Montgomery County, NY, NYcounty58
- Ouachita County, AR, ARcounty61
- Muhlenberg County, KY, KYcounty54
Frequently asked questions
Is Stephenson County, IL a buyer's or seller's market?
In the scores computed October 2026, Stephenson County, IL is classified as a Balanced Market, based on its Alpha Score of 59 out of 100. The classification reflects current price, building, affordability, economic, and rental-yield conditions.
Are home prices rising or falling in Stephenson County, IL?
The median sale price in Stephenson County, IL is $185K, having risen 46.5% over the past year, according to Redfin.
How affordable is Stephenson County, IL?
Stephenson County, IL scores 86 out of 100 on affordability — relatively affordable relative to local incomes and prevailing mortgage rates compared with other counties.
What's driving Stephenson County, IL's Alpha Score?
Stephenson County, IL's strongest dimension is Price Momentum (94/100) and its weakest is Inventory Health (6/100). The Alpha Score is a weighted blend of all five dimensions.
Want the live, interactive view of Stephenson County, IL? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.