San Diego County, CA Housing Market Brief
county · CA · score computed October 2026
What is San Diego County, CA’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 San Diego County, CA in its market cycle?
San Diego County, CA is classified as Recovering — turning back up after a downturn. This is a classification of recent (1–12 month) momentum, not a price forecast.
What’s the forecast for San Diego County, CA?
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.
San Diego County, CA housing market data
| Metric | Value | YoY | Source |
|---|---|---|---|
| Median Sale Price | $913K | ▲ +1.4% | Redfin |
| Median Days on Market | 33 days | ▼ -10.8% | Redfin |
| Months of Supply | 3.1 | ▲ +10.7% | Redfin |
| Homes for Sale | 6,014 | ▲ +0.2% | Redfin |
| Homes Sold | 1,939 | ▼ -8.8% | Redfin |
| Median Price / Sq Ft | $576 | ▼ -0.8% | Redfin |
How has San Diego County, CA’s Alpha Score moved?
Markets like San Diego County, CA
- Sonoma County, CA, CAcounty27
- Los Angeles County, CA, CAcounty31
- Jackson County, OR, ORcounty30
- Arapahoe County, CO, COcounty31
- Sacramento County, CA, CAcounty31
- Monroe County, FL, FLcounty30
- Santa Clara County, CA, CAcounty29
- Boulder County, CO, COcounty30
- Snohomish County, WA, WAcounty30
- Napa County, CA, CAcounty28
Frequently asked questions
Is San Diego County, CA a buyer's or seller's market?
In the scores computed October 2026, San Diego County, CA is classified as a Buyer's Market, based on its Alpha Score of 28 out of 100. The classification reflects current price, building, affordability, economic, and rental-yield conditions.
Are home prices rising or falling in San Diego County, CA?
The median sale price in San Diego County, CA is $913K, having risen 1.4% over the past year, according to Redfin.
How affordable is San Diego County, CA?
San Diego County, CA scores 1 out of 100 on affordability — relatively unaffordable relative to local incomes and prevailing mortgage rates compared with other counties.
What's driving San Diego County, CA's Alpha Score?
San Diego County, CA's strongest dimension is Economic Strength (59/100) and its weakest is Affordability (1/100). The Alpha Score is a weighted blend of all five dimensions.
Want the live, interactive view of San Diego County, CA? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.