San Mateo County property record for 151 28th Ave, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 7 bd · 8 ba · 2,750 sqft · built 1947 |
| Lot Size | 0.245 acres (10,680 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $298,000 (Sep 1995) |
| Tax Bill | $15,529 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 039-386-230 |
| Primary APN | 039-386-230 |
|---|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 8 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 2,750 sqft Living Area |
| 1st Floor Area | 1,210 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Roof Material | Wood Shingle |
| Lot Area | 10,680 sqft (0.245 acres) |
| Lot Dimensions | 178 ft deep x 60 ft wide |
| Garage Area | 260 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 151 28TH AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-2459 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R106 |
| Legal Description | LOT 1 KNAPP SUB RSM 21/57 58 CITY OF SAN MATEO |
| Legal Subdivision | KNAPP SUB |
| Legal Lot Number | 1 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 607300 |
Source: San Mateo County assessment roll, as of July 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 35 STONEY POINT PL, SAN MATEO, CA 94402-4016 |
| Owner Type | Company |
| Vesting | Trust, Family Revocable Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 20, 1995 · Amount on Record |
| Deed Sale | Sep 20, 1995 · Amount on Record |
| Prior Sale | Jun 27, 1995 · Amount on Record |
| Deed Document Number | 199599176 |
| Last Transfer Date | Jan 10, 2025 |
| Transfer Doc | 0000011476 |
| Record Updated | Sep 20, 2026 |
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | San Mateo City |
| Elementary School District | San Mateo-Foster City Elementary School District (KG - 08) |
| Secondary School District | San Mateo Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $894,144 (+2%) Land $252,292 Building $641,852 | ||
| 2025 | $15,529.00 (-4.06%) | $876,614 (+4.04%) Land $247,346 Building $629,268 | |
| 2023 | $16,186.00 (+4.16%) | $842,579 Land $237,743 Building $604,836 | $1,812,510 |
| 2022 | $15,540.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 4 (1998–2022) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | Dec 2022 · rainfall accumulation |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | CALIFORNIA WATER SERVICE - SAN MATEO private · serves 103,536 people · EPA ID CA4110008 |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Mar 2025 |
| Lead | 4 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 716 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
May also be available: Etheric Networks, GeoLinks, T-Mobile.
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