Mercer County, NJ Housing Market Brief
county · NJ · score computed October 2026
What is Mercer County, NJ’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 5 of 5 (population 103,008–9,808,667) · comparable within its band
Where is Mercer County, NJ in its market cycle?
Mercer County, NJ 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.
What’s the forecast for Mercer County, NJ?
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.
Mercer County, NJ housing market data
| Metric | Value | YoY | Source |
|---|---|---|---|
| Median Sale Price | $434K | ▼ -3.5% | Redfin |
| Median Days on Market | 48 days | 0% | Redfin |
| Months of Supply | 3.6 | ▲ +9.1% | Redfin |
| Homes for Sale | 1,071 | ▲ +20.1% | Redfin |
| Homes Sold | 296 | ▲ +8.8% | Redfin |
| Median Price / Sq Ft | $278 | ▼ -3.6% | Redfin |
How has Mercer County, NJ’s Alpha Score moved?
Markets like Mercer County, NJ
- Northampton County, PA, PAcounty50
- Wayne County, PA, PAcounty45
- Lehigh County, PA, PAcounty47
- Androscoggin County, ME, MEcounty46
- Kennebec County, ME, MEcounty48
- Middlesex County, NJ, NJcounty42
- Dutchess County, NY, NYcounty43
- Platte County, MO, MOcounty46
- Roanoke County, VA, VAcounty45
- Atlantic County, NJ, NJcounty48
Frequently asked questions
Is Mercer County, NJ a buyer's or seller's market?
In the scores computed October 2026, Mercer County, NJ is classified as a Balanced Market, based on its Alpha Score of 46 out of 100. The classification reflects current price, building, affordability, economic, and rental-yield conditions.
Are home prices rising or falling in Mercer County, NJ?
The median sale price in Mercer County, NJ is $434K, having fallen 3.5% over the past year, according to Redfin.
How affordable is Mercer County, NJ?
Mercer County, NJ scores 23 out of 100 on affordability — relatively unaffordable relative to local incomes and prevailing mortgage rates compared with other counties.
What's driving Mercer County, NJ's Alpha Score?
Mercer County, NJ's strongest dimension is Price Momentum (71/100) and its weakest is Affordability (23/100). The Alpha Score is a weighted blend of all five dimensions.
Want the live, interactive view of Mercer County, NJ? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.