San Mateo County property record for 536 Sylvan Ave, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,580 sqft · built 1942 |
| Lot Size | 0.125 acres (5,443 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $855,000 (Sep 2006) |
| Tax Bill | $15,578 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 039-302-270 |
| Primary APN | 039-302-270 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,580 sqft Living Area |
| 1st Floor Area | 1,120 sqft |
| Family Room | Family Room |
| Year Built | Built 1942 |
|---|---|
| Effective Year Built | Effective 1942 |
| Lot Area | 5,443 sqft (0.125 acres) |
| Lot Dimensions | 109 ft deep x 50 ft wide |
| Garage Area | 410 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 536 SYLVAN AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-3214 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 19 BLOCK 17 SAN MATEO TERRACE MAP NO 5 RSM 22/35 CITY OFSAN MATEO |
| Legal Subdivision | SAN MATEO TERRACE MAP NO 5 |
| Legal Block | 17 |
| Legal Lot Number | 19 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 607300 |
536 Sylvan Ave is owner-occupied and held in a trust since November 2010.
Source: San Mateo County records, as of August 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 536 SYLVAN AVE, SAN MATEO, CA 94403-3214 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 28, 2006 · Amount on File |
| Deed Sale | Sep 28, 2006 · Amount on File |
| Deed Document Number | 2006146531 |
| Last Transfer Date | Nov 30, 2010 |
| Transfer Doc | 0000020883 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 536 SYLVAN AVE, SAN MATEO, CA 94403-3214 |
| Transaction Type | Mortgage |
| Record Updated | Oct 18, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Address | 536 SYLVAN AVE, SAN MATEO, CA 94403-3214 |
| Document Number | 0000065359 |
|---|---|
| Date | Apr 26, 2021 |
| Instrument | 2021-065359 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Address | FOOTHILL RANCH, CA 92610 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2051 |
The 2025 property tax bill for 536 Sylvan Ave was $15,578 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 | $1,168,414 (+2%) Land $584,207 Building $584,207 | ||
| 2025 | $15,578.00 Homeowner's exemption | $1,145,504 Land $572,752 Building $572,752 | |
| 2023 | $15,039.00 (+1.42%) Homeowner's exemption | $1,101,024 Land $550,512 Building $550,512 | $1,892,520 |
| 2022 | $14,829.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 536 Sylvan Ave in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2009.
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 (2009–2017) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Jan 2017 · Severe Winter Storms, Flooding, And Mudslides |
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 536 Sylvan 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 732 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, T-Mobile.
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