San Mateo County property record for 325 28th Ave, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 2,830 sqft · built 1939 |
| Lot Size | 0.343 acres (14,957 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $826,000 (Jan 2003) |
| Tax Bill | $15,608 (2025) |
| Deeds & Mortgages | Aug 2023 Mortgage Sep 2019 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 039-322-070 |
| Primary APN | 039-322-070 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 2,830 sqft Living Area |
| 1st Floor Area | 1,350 sqft |
| 2nd Floor Area | 1,480 sqft |
| Basement Area | 1,280 sqft |
| Family Room | Family Room |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1939 |
| Lot Area | 14,957 sqft (0.343 acres) |
| Lot Dimensions | 178 ft deep x 83 ft wide |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 325 28TH AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-2404 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | ELY 83.7 FT X 178.7 FT OF LOT 5 SUB OF LOTS 14 15 16 17 OF BERESFORD PARK RSM D/14 CITY OF SAN MATEO |
| Legal Subdivision | BERESFORD PARK |
| Legal Lot Number | 5,14 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 607300 |
325 28th Ave is owner-occupied and held in a trust since January 2003.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 325 28TH AVE, SAN MATEO, CA 94403-2404 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Aug 7, 2023 | Deed of Trust, Mortgage · Conventional Mortgage CITIBANK NA |
| Sep 13, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 10, 2003 · Amount on File |
| Deed Sale | Jan 10, 2003 · Amount on File |
| Deed Document Number | 20036980 |
| Prior Transfer Date | Dec 27, 1995 |
| Prior Transfer Doc | 0000004718 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 325 28TH AVE, SAN MATEO, CA 94403-2404 |
| Transaction Type | Mortgage |
| Record Updated | Sep 7, 2023 |
| Name | Verified Name |
|---|---|
| Address | 325 28TH AVE, SAN MATEO, CA 94403-2404 |
| Document Number | 0000037743 |
|---|---|
| Date | Aug 7, 2023 |
| Instrument | 2023-037743 |
| Name | CITIBANK NA |
|---|---|
| Type | Bank |
| Address | O FALLON, MO 63368 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2053 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Sep 13, 2019 |
| Property Address | 325 28TH AVE, SAN MATEO, CA 94403-2404 |
| Document Number | 0000074865 |
| Instrument Date | Aug 31, 2019 |
| Instrument | 74865 |
| Transaction Type | Transfer |
| Record Updated | Oct 2, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 325 28TH AVE SAN MATEO CA 944032404, SAN MATEO, CA 94403-2404 |
The 2025 property tax bill for 325 28th Ave was $15,608 with a homeowner's exemption.
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 | $1,249,402 (+2%) Land $609,969 Building $639,433 | ||
| 2025 | $15,608.00 Homeowner's exemption | $1,224,905 Land $598,009 Building $626,896 | |
| 2023 | $14,919.00 (+1.37%) Homeowner's exemption | $1,177,344 Land $574,789 Building $602,555 | $1,909,980 |
| 2022 | $14,717.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 325 28th Ave in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1998.
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.
The area around 325 28th Ave has no burnable land within ember reach, so its wildfire risk is not rated.
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 799 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 | 1,500 / 50 |
May also be available: Etheric Networks, GeoLinks, T-Mobile, Verizon.
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