San Mateo County property record for 547 Sylvan Ave, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,110 sqft · built 1945 |
| Lot Size | 0.128 acres (5,563 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $505,000 (Jun 2003) |
| Tax Bill | $10,507 (2025) |
| Deeds & Mortgages | May 2020 Mortgage May 2020 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 039-303-110 |
| Primary APN | 039-303-110 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,110 sqft Living Area |
| 1st Floor Area | 1,110 sqft |
| Family Room | Family Room |
| Year Built | Built 1945 |
|---|---|
| Effective Year Built | Effective 1945 |
| Lot Area | 5,563 sqft (0.128 acres) |
| Lot Dimensions | 111 ft deep x 50 ft wide |
| Garage Area | 280 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 547 SYLVAN AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-3213 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 4 BLOCK 18 SAN MATEO TERRACE MAP NO 5 RSM 22/35 CITY OF SAN MATEO |
| Legal Subdivision | SAN MATEO TERRACE MAP NO 5 |
| Legal Block | 18 |
| Legal Lot Number | 4 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 607300 |
547 Sylvan Ave is owner-occupied and held in a trust since April 2020.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 547 SYLVAN AVE, SAN MATEO, CA 94403-3213 |
| 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 |
|---|---|
| May 8, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage GOLDEN EMPIRE MORTGAGE INC |
| May 8, 2020 | Quit Claim Deed, Transfer CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Jul 10, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 5, 2003 · Amount on File |
| Deed Sale | Jun 5, 2003 · Amount on File |
| Deed Document Number | 2003153262 |
| Last Transfer Date | Apr 28, 2020 |
| Transfer Doc | 0000041642 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 8, 2020 |
| Property Address | 547 SYLVAN AVE, SAN MATEO, CA 94403-3213 |
| Document Number | 0000041640 |
| Map Reference | MB 22 PG 35 |
| Instrument Date | Apr 28, 2020 |
| Instrument | 2020-041640 |
| Transaction Type | Transfer |
| Record Updated | Oct 18, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 547 SYLVAN AVE, SAN MATEO, CA 94403-3213 |
| Document Number | 0000041641 |
|---|---|
| Date | May 8, 2020 |
| Instrument | 2020-041641 |
| Name | GOLDEN EMPIRE MORTGAGE INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | May 1, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 8, 2020 |
| Property Address | 547 SYLVAN AVE, SAN MATEO, CA 94403-3213 |
| Document Number | 0000041642 |
| Instrument Date | Apr 28, 2020 |
| Instrument | 41642 |
| Transaction Type | Transfer |
| Record Updated | Jun 4, 2020 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 547 SYLVAN AVE SAN MATEO CA 944033213, SAN MATEO, CA 94403-3213 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jul 10, 2019 |
| Property Address | 547 SYLVAN AVE, SAN MATEO, CA 94403-3213 |
| Document Number | 0000053654 |
| Instrument Date | Jun 24, 2019 |
| Instrument | 53654 |
| Transaction Type | Transfer |
| Record Updated | Aug 2, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 547 SYLVAN AVE SAN MATEO CA 944033213, SAN MATEO, CA 94403-3213 |
The 2025 property tax bill for 547 Sylvan Ave was $10,507 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 | $746,022 (+2%) Land $373,011 Building $373,011 | ||
| 2025 | $10,507.00 Homeowner's exemption | $731,396 Land $365,698 Building $365,698 | |
| 2023 | $10,001.00 (+2.67%) Homeowner's exemption | $702,998 Land $351,499 Building $351,499 | $1,162,890 |
| 2022 | $9,741.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 547 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 547 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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