Castro Valley Housing Market Report – August 2026
Here's a look at how the Castro Valley, CA real estate market performed in August 2026, based on actual sold data from the MLS.
Market Snapshot
- Homes Sold: 37
- Median Sale Price: $1,200,000
- Average Sale Price: $1,277,719
- Average Price Per Sq Ft: $655
- Average Days on Market: 51
- Sale-to-List Price Ratio: 104.6%
Month-Over-Month Trends
Compared to July, the median sale price in Castro Valley moved 4.3% up (from $1,150,000 to $1,200,000). The number of homes sold was 9.8% down compared to the prior month (41 vs. 37). Average days on market shifted 8.5% up (47 days to 51 days).
Year-Over-Year Comparison
Compared to August 2025, the median sale price is 2.3% down (from $1,228,787 to $1,200,000). Sales volume is 19.6% down year-over-year.
Castro Valley Sales by Zip Code
| Zip Code | Homes Sold | Median Price | Avg $/SqFt | Avg DOM |
|---|---|---|---|---|
| 94546 | 24 | $1,111,000 | $633 | 52 |
| 94552 | 11 | $1,600,000 | $743 | 49 |
| 94578 | 2 | $762,800 | $480 | 45 |
Sales by Property Type
| Property Type | Homes Sold | Median Price | Avg $/SqFt |
|---|---|---|---|
| SINGLE_FAMILY | 29 | $1,300,000 | $693 |
| TOWNHOMES | 4 | $1,185,000 | $593 |
| CONDOS | 2 | $503,500 | $514 |
| LAND | 1 | $3,000,000 | N/A |
| MOBILE | 1 | $60,000 | $96 |
Sales by Price Range
| Price Range | Homes Sold |
|---|---|
| Under $100K | 1 |
| $400K - $499K | 2 |
| $500K - $749K | 1 |
| $750K+ | 33 |
Current Active Listings
As of this report, there are 104 active listings in Castro Valley with a median asking price of $999,000 and an average of 65 days on market.
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