Intero's Market Report
Castro Valley, CA
Single-Family Homes
Castro Valley, CA
Fri Nov 07 2025
This week the median list price for Castro Valley, CA is $1,279,000 with the market action index hovering around 57. This is an increase over last month's market action index of 55. Inventory has decreased to 39.
Market Action Index
This answers “How’s the Market?” by comparing rate of sales versus inventory.
Strong Seller's Market
Market Narrative
Home sales continue to outstrip supply and the Market Action Index has been moving higher for several weeks. This is a Seller’s market so watch for upward pricing pressure in the near future if the trend continues.
Real-Time Market Profile
| Median List Price | $1,279,000 | |
| Median Price of New Listings | $858,500 | |
| Per Square Foot | $648 | |
| Average Days on Market | 49 | |
| Median Days on Market | 28 | |
| Price Decreased | 18% | |
| Price Increased | 5% | |
| Relisted | 18% | |
| Inventory | 39 | |
| Median Rent | ||
| Market Action | 57 | |
| Strong Seller's Market | ||
The market seems to have paused around this plateau. The Market Action Index is a good leading indicator for the durability of this trend.
Market Segments
Each segment below represents approximately 25% of the market ordered by price.
| Median Price | Sq. Ft. | Lot Size | Beds | Bath | Age | New | Absorbed | DOM |
|---|---|---|---|---|---|---|---|---|
| $2,050,000 | 3,167 | 0.25 - 0.5 acre | 4 | 3.5 | 46 | 1 | 1 | 35 |
| $1,478,440 | 2,098 | 8,000 - 10,000 sqft | 4 | 2.3 | 57 | 0 | 2 | 49 |
| $1,099,950 | 2,012 | 4,500 - 6,500 sqft | 3 | 2 | 72 | 0 | 2 | 28 |
| $839,000 | 1,314 | 4,500 - 6,500 sqft | 3 | 2 | 77 | 3 | 0 | 14 |