Jefferson County, ID Housing Market Brief
county · ID · as of May 2026
What is Jefferson County, ID’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 Jefferson County, ID in its market cycle?
Jefferson County, ID is classified as Mature — holding near a healthy peak. This is a classification of recent (1–12 month) momentum, not a price forecast.
Jefferson County, ID housing market data
| Metric | Value | YoY |
|---|---|---|
| Median Sale Price | $460K | ▼ -4.6% |
| Median Days on Market | 51 days | ▲ +64.5% |
| Months of Supply | 2.0 | ▼ -41.2% |
| Homes for Sale | 82 | ▼ -32.2% |
| Homes Sold | 42 | ▲ +16.7% |
| Median Price / Sq Ft | $187 | ▼ -4.3% |
| Sale-to-List Ratio | 87.1% | — |
How has Jefferson County, ID’s Alpha Score moved?
Markets like Jefferson County, ID
Frequently asked questions
Is Jefferson County, ID a buyer's or seller's market?
As of May 2026, Jefferson County, ID is classified as a Balanced Market, based on its Alpha Score of 45 out of 100. The classification reflects current price, inventory, affordability, economic, and rental-yield conditions.
Are home prices rising or falling in Jefferson County, ID?
The median sale price in Jefferson County, ID is $460K, having fallen 4.6% over the past year.
How affordable is Jefferson County, ID?
Jefferson County, ID scores 15 out of 100 on affordability — relatively unaffordable relative to local incomes and prevailing mortgage rates compared with other counties.
What's driving Jefferson County, ID's Alpha Score?
Jefferson County, ID's strongest dimension is Inventory Health (73/100) and its weakest is Affordability (15/100). The Alpha Score is a weighted blend of all five dimensions.
Want the live, interactive view of Jefferson County, ID? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.