San Mateo County property record for 253 W 3rd Ave, San Mateo, CA 94402
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,330 sqft · built 1927 |
| Lot Size | 0.171 acres (7,467 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $1,125,000 (May 2000) |
| Tax Bill | $20,566 (2025) |
| Deeds & Mortgages | Aug 2026 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-084-060 |
| Primary APN | 034-084-060 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 2,330 sqft Living Area |
| Gross Area | 2,900 sqft |
| 1st Floor Area | 1,770 sqft |
| 2nd Floor Area | 290 sqft |
| Attic | Attic |
| Attic Area | 130 sqft |
| Basement Area | 440 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1927 |
|---|---|
| Effective Year Built | Effective 1927 |
| Lot Area | 7,467 sqft (0.171 acres) |
| Lot Dimensions | 127 ft deep x 57 ft wide |
| Garage Type | Basement |
| Garage Area | 440 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 253 W 3RD AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94402-1551 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 6 BLOCK 9 LESS TRIANG PTN 127.9 FT X 7.50 FT BAYWOOD RSM 16/3 4 5 CITY OF SAN MATEO |
| Legal Subdivision | BAYWOOD |
| Legal Block | 9 |
| Legal Lot Number | 6 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 606500 |
Source: San Mateo County records, as of September 11, 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 Record |
|---|---|
| Mailing Address | 253 W 3RD AVE, SAN MATEO, CA 94402-1551 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 19, 2000 · Amount on Record |
| Deed Sale | May 19, 2000 · Amount on Record |
| Deed Document Number | 200059234 |
| Prior Transfer Date | Feb 27, 1995 |
| Prior Transfer Doc | 0000022911 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Aug 12, 2026 |
| Property Address | 253 W 3RD AVE, SAN MATEO, CA 94402-1551 |
| Document Number | 0000045729 |
| Instrument Date | Aug 12, 2026 |
| Instrument | 202645729 |
| Transaction Type | Transfer |
| Record Updated | Sep 11, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 253 W 3RD AVE, SAN MATEO, CA 94402-1551 |
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 | $1,763,670 (+2%) Land $881,835 Building $881,835 | ||
| 2025 | $20,566.00 (+2.55%) Homeowner's exemption | $1,729,090 (+4.04%) Land $864,545 Building $864,545 | |
| 2023 | $20,054.00 (+0.95%) Homeowner's exemption | $1,661,950 Land $830,975 Building $830,975 | $1,931,850 |
| 2022 | $19,866.00 |
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 | 2 (1979–1998) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And Flooding |
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 570 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Etheric Networks Fixed Wireless · Fiber in parts of the area | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, GeoLinks, Sonic Telecom, Unwired.
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