San Mateo County property record for 717 Walnut Ave, Burlingame, CA 94010
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 3 ba · 2,918 sqft · built 1909 |
| Lot Size | 0.24 acres (10,465 sqft) |
| Owner | Company Name on File |
| Last Sale | $4,500,000 (Jul 2026) |
| Tax Bill | $4,143 (2025) |
| Deeds & Mortgages | Jul 2026 Sale & Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 028-142-060 |
| Primary APN | 028-142-060 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,918 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1909 |
|---|---|
| Effective Year Built | Effective 1909 |
| Architectural Style | Multi-Family |
| Lot Area | 10,465 sqft (0.24 acres) |
| Garage Type | Detached |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 717 WALNUT AVE |
|---|---|
| City | BURLINGAME |
| State | CA |
| Zip | 94010-5007 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 15 AND REAR 34 FT OF 16 BLOCK 4 BURLINGAME PARK NO 4 RSMD/43 |
| Legal Subdivision | BURLINGAME PARK NO 4 |
| Legal Block | 4 |
| Legal Lot Number | 15 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 605300 |
717 Walnut Ave is owned by a company that bought it in July 2026 and is owner-occupied.
Source: San Mateo County records, as of August 7, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | PO BOX 225, BURLINGAME, CA 94011-0225 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
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 | Name on Deed |
|---|---|
| Last Sale | Jul 8, 2026 · Amount on File |
| Deed Sale | Jul 8, 2026 · Amount on File |
| Deed Document Number | 202638908 |
| Prior Transfer Date | Sep 30, 2022 |
| Prior Transfer Doc | 0000072090 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Jul 8, 2026 |
| Property Address | 717 WALNUT AVE, BURLINGAME, CA 94010-5007 |
| Document Number | 0000038908 |
| Instrument Date | Jun 26, 2026 |
| Instrument | 202638908 |
| Transaction Type | Transfer |
| Record Updated | Sep 21, 2026 |
| Title Company | LAWYERS LAND TITLE COMPANY, LAWYERS TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $499,950.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Limited Liability Partnership |
| Document Number | 0000038909, |
|---|---|
| Date | Jul 8, 2026 |
| Instrument | 202638909 |
| Name | BAY BANK TRUST COMPANY |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Aug 1, 2056 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.63% |
| Initial Type | Adjustable Rate |
| Adjustable | Adjustable Rate Rider |
| Max Rate | -1% |
The 2025 property tax bill for 717 Walnut Ave was $4,143 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 | Burlingame City |
| Elementary School District | Burlingame Elementary School District (KG - 08) |
| Secondary School District | San Mateo Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $351,122 (+2%) Land $87,764 Building $263,358 | |
| 2025 | $4,143.00 Homeowner's exemption | $344,239 Land $86,044 Building $258,195 |
| 2023 | $4,001.00 (+2.54%) Homeowner's exemption | $330,873 Land $82,703 Building $248,170 |
| 2022 | $3,902.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 717 Walnut Ave in Zone X, an area of moderate flood risk, though there have been 5 flood claims nearby since 1997.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 11 individual policies |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 32 units insured incl. 21 condo units |
| Nearby Flood Claims | 5 (1997–2021) |
| Claims Outside the SFHA | 4 of 5 |
| Most Recent Claim | Oct 2021 · 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 717 Walnut 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 | CITY OF BURLINGAME serves 32,453 people · EPA ID CA4110003 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Nov 2024 |
| Lead | 6 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 364 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Sonic Telecom, T-Mobile.
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