San Mateo County property record for 556 Walnut St, San Bruno, CA 94066 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 2 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1933 |
| Square Footage | 740 sqft Living Area |
| Lot Size | 2,500 sqft (0.057 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $460,000 (2003) |
| Tax Bill | $9,416.00 (2025) |
| Primary APN | 020-158-010 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 4 Rooms |
| Building Area | 740 sqft Living Area |
| Gross Area | 1,480 sqft Gross Area |
| 1st Floor | 740 sqft 1st Floor |
| Basement Area | 740 sqft Basement |
| Family Room | Family Room |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1933 |
|---|---|
| Effective Year Built | Effective 1933 |
| Architectural Style | Bungalow Style |
| Exterior Material | Wood Siding Exterior |
| Construction Type | Frame Construction |
| Roof Material | Roll Tar & Gravel Roof |
| Lot Area | 2,500 sqft (0.057 acres) |
| Depth X Width | 100 ft x 25 ft Depth x Width |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Basement Garage |
| Garage Area | 740 sqft Garage |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Sewage | Municipal Sewage |
| Water Source | Commercial Water Source |
| Street Address | 556 WALNUT ST |
|---|---|
| City | SAN BRUNO |
| State | CA |
| Zip | 94066-3242 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 44 BLOCK 9 BELLE AIR PARK RSM 5/10 |
| Legal Subdivision | BELLE AIR PARK |
| Legal Block | 9 |
| Legal Lot Number | 44 |
| Jurisdiction | SAN MATEO CA |
| Minor Civil Division | SOUTH SAN FRANCISCO |
| Census Blockgroup | 1 |
| Census Block | 1013 |
| Census Tract | 604200 |
Source: San Mateo County records · APN 020-158-010
Assessment roll updated July 15, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 556 WALNUT ST, SAN BRUNO, CA 94066-3242 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Dec 04, 2003 · Amount on Record |
| Deed Sale | Dec 04, 2003 · Amount on Record |
| Prior Sale | Jun 09, 1994 · Amount on Record |
| Deed Doc Number | 2003339039 |
| Prior Transfer Date | Oct 03, 2002 |
| Prior Transfer Doc | 0000204150 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 556 WALNUT ST, SAN BRUNO, CA 94066-3242 |
| Document Number | 0000014720 |
| Instrument Date | Feb 08, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Mar 13, 2020 |
| Title Company | BNT TITLE COMPANY/CA, BNT TITLE CO/CA |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenant/Joint Tenant w/ Right Of Survivorship |
| Address | 556 WALNUT ST SAN BRUNO CA 940663242, SAN BRUNO, CA 94066-3242 |
| Document Number | 0000014720 |
|---|---|
| Date | Feb 20, 2020 |
| Instrument | 14720 |
| Name | CASHCALL |
|---|---|
| Type | Funding / Finance Company |
| Address | IRVINE, CA 92612 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Feb 19, 2050 |
Source: San Mateo County records · Assessment roll updated July 15, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | San Bruno City |
| Elementary School District | San Bruno Park Elementary School District (KG - 08) |
| Secondary School District | San Mateo Union High School District (09 - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $667,082 (+2%) Land $333,541 Building $333,541 | ||
| 2025 | $9,416.00 (+35.31%) | $654,002 (+4.04%) Land $327,001 Building $327,001 | |
| 2023 | $6,959.00 (+1.15%) | $628,608 Land $314,304 Building $314,304 | $784,260 |
| 2022 | $6,880.00 |
556 Walnut St is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.
Source: FEMA National Flood Hazard Layer · San Mateo County (06081C), updated September 10, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |
Values are read at the parcel center point; lenders make the official flood determination.
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