St. Clair County, MI Housing Market Brief
county · MI · as of May 2026
What is St. Clair County, MI’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 St. Clair County, MI in its market cycle?
St. Clair County, MI is classified as Declining — cooling, with scores declining over recent months. This is a classification of recent (1–12 month) momentum, not a price forecast.
St. Clair County, MI housing market data
| Metric | Value | YoY |
|---|---|---|
| Median Sale Price | $240K | ▼ -7.7% |
| Median Days on Market | 29 days | ▲ +81.3% |
| Months of Supply | 2.8 | ▲ +16.7% |
| Homes for Sale | 395 | ▲ +9.7% |
| Homes Sold | 141 | ▼ -4.1% |
| Median Price / Sq Ft | $165 | ▼ -1.1% |
| Sale-to-List Ratio | 97.9% | ▼ -1.1% |
How has St. Clair County, MI’s Alpha Score moved?
Markets like St. Clair County, MI
- Pearl River County, MS, MScounty39
- Bullitt County, KY, KYcounty38
- Columbia County, FL, FLcounty36
- Yadkin County, NC, NCcounty42
- Cass County, MI, MIcounty39
- Kandiyohi County, MN, MNcounty40
- Lawrence County, TN, TNcounty35
- Hardin County, KY, KYcounty43
- Goodhue County, MN, MNcounty42
- Wilkes County, NC, NCcounty37
Frequently asked questions
Is St. Clair County, MI a buyer's or seller's market?
As of May 2026, St. Clair County, MI is classified as a Buyer's Market, based on its Alpha Score of 38 out of 100. The classification reflects current price, inventory, affordability, economic, and rental-yield conditions.
Are home prices rising or falling in St. Clair County, MI?
The median sale price in St. Clair County, MI is $240K, having fallen 7.7% over the past year.
How affordable is St. Clair County, MI?
St. Clair County, MI scores 38 out of 100 on affordability — relatively unaffordable relative to local incomes and prevailing mortgage rates compared with other counties.
What's driving St. Clair County, MI's Alpha Score?
St. Clair County, MI's strongest dimension is Inventory Health (40/100) and its weakest is Rental Yield (35/100). The Alpha Score is a weighted blend of all five dimensions.
Want the live, interactive view of St. Clair County, MI? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.