Ada County, ID Housing Market Brief
county · ID · as of May 2026
What is Ada 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 Ada County, ID in its market cycle?
Ada 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.
Ada County, ID housing market data
| Metric | Value | YoY |
|---|---|---|
| Median Sale Price | $553K | ▼ -2.1% |
| Median Days on Market | 25 days | ▼ -10.7% |
| Months of Supply | 1.5 | ▼ -51.6% |
| Homes for Sale | 1,619 | ▼ -41.4% |
| Homes Sold | 1,074 | ▲ +18.7% |
| Median Price / Sq Ft | $290 | ▼ -0.7% |
| Sale-to-List Ratio | 99.9% | ▲ +0.4% |
How has Ada County, ID’s Alpha Score moved?
Markets like Ada County, ID
- Charlottesville, VA, VAcounty41
- Benton County, WA, WAcounty47
- Weld County, CO, COcounty43
- Kitsap County, WA, WAcounty44
- Richmond City County, VA, VAcounty44
- Canyon County, ID, IDcounty45
- Broomfield County, CO, COcounty46
- Sacramento County, CA, CAcounty42
- Arapahoe County, CO, COcounty42
- Douglas County, CO, COcounty45
Frequently asked questions
Is Ada County, ID a buyer's or seller's market?
As of May 2026, Ada County, ID is classified as a Balanced Market, based on its Alpha Score of 46 out of 100. The classification reflects current price, inventory, affordability, economic, and rental-yield conditions.
Are home prices rising or falling in Ada County, ID?
The median sale price in Ada County, ID is $553K, having fallen 2.1% over the past year.
How affordable is Ada County, ID?
Ada County, ID scores 5 out of 100 on affordability — relatively unaffordable relative to local incomes and prevailing mortgage rates compared with other counties.
What's driving Ada County, ID's Alpha Score?
Ada County, ID's strongest dimension is Economic Strength (69/100) and its weakest is Affordability (5/100). The Alpha Score is a weighted blend of all five dimensions.
Want the live, interactive view of Ada County, ID? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.