Union County, SC Housing Market Brief
county · SC · score computed October 2026
What is Union County, SC’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 3 of 5 (population 20,431–39,126) · comparable within its band
Where is Union County, SC in its market cycle?
Union County, SC is classified as Mature — holding near a healthy peak. This is a classification of recent (1–12 month) momentum, not a price forecast.
What’s the forecast for Union County, SC?
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.
Union County, SC housing market data
| Metric | Value | YoY | Source |
|---|---|---|---|
| Median Sale Price | $212K | ▼ -3.8% | Redfin |
| Median Days on Market | 88 days | ▲ +20.6% | Redfin |
| Months of Supply | 7.7 | ▲ +51% | Redfin |
| Homes for Sale | 71 | ▼ -1.4% | Redfin |
| Homes Sold | 9 | ▼ -35.7% | Redfin |
| Median Price / Sq Ft | $117 | ▼ -9.9% | Redfin |
How has Union County, SC’s Alpha Score moved?
Markets like Union County, SC
- Karnes County, TX, TXcounty75
- Livingston County, KY, KYcounty54
- Navarro County, TX, TXcounty58
- Wilkes County, GA, GAcounty62
- Washington County, GA, GAcounty61
- Clarke County, MS, MScounty45
- Clarke County, IA, IAcounty67
- Atascosa County, TX, TXcounty58
- Wayne County, MO, MOcounty64
- Greene County, NC, NCcounty58
Frequently asked questions
Is Union County, SC a buyer's or seller's market?
In the scores computed October 2026, Union County, SC is classified as a Seller's Market, based on its Alpha Score of 63 out of 100. The classification reflects current price, building, affordability, economic, and rental-yield conditions.
Are home prices rising or falling in Union County, SC?
The median sale price in Union County, SC is $212K, having fallen 3.8% over the past year, according to Redfin.
How affordable is Union County, SC?
Union County, SC scores 71 out of 100 on affordability — relatively affordable relative to local incomes and prevailing mortgage rates compared with other counties.
What's driving Union County, SC's Alpha Score?
Union County, SC's strongest dimension is Inventory Health (95/100) and its weakest is Price Momentum (8/100). The Alpha Score is a weighted blend of all five dimensions.
Want the live, interactive view of Union County, SC? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.