Real Estate Data API

94552 Castro Valley

24 active listings out of 5.3K total properties we track in ZIP 94552 (Castro Valley, CA) — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.

Get this data → API docs
Active
24
Median
$1.56M
±0%
Sales (12mo)
96
Tracked
5.3K
Zoomed out

While you're here, take in the bigger picture — maps below show San Francisco Bay Area metro, not just 94552. Same company, same dataset, different resolution.

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Over the past 12 months, ZIP 94552 has recorded 96 home sales.

Key Numbers
Tracked
5.3K
Active
24
Median list
$1.56M
Sales (12mo)
96
Get this data →

Right now, 24 homes are actively for sale in ZIP 94552. Median list price is $1.56M at $703/sqft. Hover each hex for micro-neighborhood stats (median price, $/sqft, top property type).

Key Numbers
Tracked
5.3K
Active
24
Median list
$1.56M
Sales (12mo)
96
Get this data →
Key Numbers
Tracked
5.3K
Active
24
Median list
$1.56M
Sales (12mo)
96
Get this data →
Key Numbers
Tracked
5.3K
Active
24
Median list
$1.56M
Sales (12mo)
96
Get this data →
Key Numbers
Tracked
5.3K
Active
24
Median list
$1.56M
Sales (12mo)
96
Get this data →
Key Numbers
Tracked
5.3K
Active
24
Median list
$1.56M
Sales (12mo)
96

Inventory breakdown

Distribution of the 24 currently-active listings in ZIP 94552. Full dataset covers 5.3K properties — listings, off-market homes, rentals, and full history.

Active by price range
Under $300K 0 (0%)
$300K–$500K 0 (0%)
$500K–$750K 1 (4.3%)
$750K–$1M 4 (17.4%)
$1M–$2M 16 (69.6%)
$2M+ 2 (8.7%)
Active by bedroom count
Studio/1 bd 0
2 bd 2
3 bd 9
4 bd 9
5+ bd 4
Active by property type
Single Family 18 (75%)
Townhouse 5 (20.8%)
Condo 1 (4.2%)
For Developers

Get Castro Valley 94552 data in your app

curl
request 
GET https://api.straply.com/v1/markets/zip/94552
Authorization: Bearer $STRAPLY_KEY
200 OK response 
{
  "zip": "94552",
  "total_tracked": 5346,
  "active": 24,
  "median_list": 1565000
}
Get an API key Read the docs

ZIP 94552 · Castro Valley, CA real estate: market summary

As of June 2026, Straply tracks 5,346 homes in ZIP 94552 (Castro Valley, CA), with 24 active for sale at a median list price of $1,565,000 (~$703/sq ft). Notably, it's a high-end market — 24% of recent sales were $1M or more.

Median list price
$1,565,000
Median $/sq ft
$703
Active listings
24
Properties tracked
5,346

Frequently asked: ZIP 94552 · Castro Valley, CA real estate

What is the median home price in ZIP 94552?

The median list price in ZIP 94552 (Castro Valley, CA) is $1,565,000 (about $703 per square foot), based on 24 active listings tracked by Straply as of June 2026.

What price range are homes in ZIP 94552?

Active listings in ZIP 94552 (Castro Valley, CA) concentrate in: 70% $1m–$2m and 17% $750k–$1m.

How many homes are for sale in ZIP 94552?

Straply is tracking 24 active listings in ZIP 94552 (Castro Valley, CA) out of 5,346 properties on record as of June 2026.

How old are the homes in ZIP 94552?

Most homes in ZIP 94552 (Castro Valley, CA) were built in the 1990s. About 76% were built after 1980. The newest tracked home dates to 2025.

What types of homes are in ZIP 94552?

ZIP 94552 (Castro Valley, CA) is mostly single-family homes (75% of listings). Also common: townhouses 21%.

How many bedrooms do homes in ZIP 94552 typically have?

The most common size in ZIP 94552 (Castro Valley, CA) is 3 bd.

Data as of June 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.