San Mateo CA
502 active listings out of 36K total properties we track across 9 San Mateo ZIPs — listings, off-market homes, rentals, and full sales/tax history. Refreshed nightly.
Download San Mateo, CA property data
12,505,422 property records for all of California — address, beds/baths, sqft, year built, status, list and last-sale price, price and tax history. Parquet or CSV.
Files are published by ZIP, county and state; this city is inside the state file.
Monthly snapshot · 1.4 GB Parquet · CSV (2.2 GB)
Records keep changing after a snapshot is compiled.
Rebuilt every day · same columns, same file layout
While you're here, take in the bigger picture — maps below show San Francisco Bay Area metro, not just San Mateo. Same company, same dataset, different resolution.
Inventory breakdown
Distribution of the 502 currently-active listings in San Mateo, CA. Full dataset covers 36K properties — listings, off-market homes, rentals, and full history.
ZIP codes in San Mateo
Drill into any ZIP for hex-level breakdowns.
Nearby cities
Other California cities within driving distance.
Get San Mateo, CA data in your app
GET https://api.straply.com/v1/markets/city/san-mateo-ca
Authorization: Bearer $STRAPLY_KEY{
"city": "san-mateo-ca",
"total_tracked": 36368,
"active": 502,
"median_list": 1550000
}San Mateo, CA real estate: market summary
As of November 2026, Straply tracks 36,368 homes in San Mateo, CA, with 502 active for sale at a median list price of $1,550,000 (~$918/sq ft). Notably, it's a high-end market — 42% of recent sales were $1M or more.
- Median list price
- $1,550,000
- Median $/sq ft
- $918
- Active listings
- 502
- Median sale price
- $1,500,000 (-2% YoY)
- Properties tracked
- 36,368
Frequently asked: San Mateo, CA real estate
What is the median home price in San Mateo?
The median list price in San Mateo, CA is $1,550,000 (about $918 per square foot), based on 502 active listings tracked by Straply as of November 2026.
What price range are homes in San Mateo?
Active listings in San Mateo, CA concentrate in: 40% $1m–$2m and 30% $2m+.
Are home prices in San Mateo going up or down?
The median sale price is $1,500,000, down 2% year over year. Straply tracked 799 sales here over the past 12 months.
How many homes are for sale in San Mateo?
Straply is tracking 502 active listings in San Mateo, CA out of 36,368 properties on record as of November 2026.
How old are the homes in San Mateo?
Most homes in San Mateo, CA were built in the 1950s. About 20% were built after 1980, while 13% predate 1940. The newest tracked home dates to 2026.
What types of homes are in San Mateo?
San Mateo, CA is mostly single-family homes (40% of listings). Also common: condos 37%, multi-family homes 12%.
How many bedrooms do homes in San Mateo typically have?
The most common size in San Mateo, CA is 2 bd.
What are the most active ZIP codes in San Mateo?
The ZIP codes with the most active listings in San Mateo, CA are 94403, 94401, 94402, 94404.
What areas are near San Mateo?
Nearby markets Straply also tracks include Hillsborough, Foster City, Belmont, Burlingame.
Data as of November 2026. Source: Straply. For address-level history and programmatic access, use the Straply API.