San Mateo County property record for 580 Hensley Ave, San Bruno, CA 94066
| Property Type | Quadplex |
|---|---|
| Details | 8 bd · 4 ba · 4,081 sqft · built 1962 |
| Lot Size | 0.077 acres (3,332 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $730,000 (Feb 2012) |
| Tax Bill | $13,771 (2025) |
| Deeds & Mortgages | Oct 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 020-145-430 |
| Primary APN | 020-145-430 |
|---|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 16 Rooms |
| Units | 2 Units |
| Stories | 3 Stories |
| Building Area | 4,081 sqft Living Area |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1962 |
| Architectural Style | Quadruplex |
| Lot Area | 3,332 sqft (0.077 acres) |
| Lot Dimensions | 89 ft deep x 38 ft wide |
| Parking Spaces | 5 Parking Spaces |
| Street Address | 580 HENSLEY AVE |
|---|---|
| City | SAN BRUNO |
| State | CA |
| Zip | 94066-4343 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Legal Description | LOT 11 & SELY 1/2 OF LOT 10 BLK Q MAP OF BLKS J TO Q SAN BRUNO PARK 1ST ADD RSM A/7 |
| Legal Subdivision | SAN BRUNO PARK 1ST |
| Legal Block | Q,J-Q |
| Legal Lot Number | 11,10 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 2 |
| Census Block | 2019 |
| Census Tract | 604104 |
Source: San Mateo County records, as of July 15, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 156 SAN DIEGO AVE, SAN BRUNO, CA 94066-5319 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 10, 2012 · Amount on Record |
| Deed Sale | Feb 10, 2012 · Amount on Record |
| Deed Document Number | 201218508 |
| Prior Transfer Date | Nov 14, 1997 |
| Prior Transfer Doc | 0000163542 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Oct 6, 2022 |
| Property Address | 580 HENSLEY AVE, SAN BRUNO, CA 94066-4343 |
| Document Number | 0000071906 |
| Map Reference | MB 3 PG 54 |
| Instrument Date | Sep 30, 2022 |
| Instrument | 2022-071906 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 156 SAN DIEGO AVE, SAN BRUNO, CA 94066-5319 |
Source: San Mateo County assessment roll, as of July 15, 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $935,248 (+2%) Land $467,624 Building $467,624 | |
| 2025 | $13,771.00 (+41.56%) | $916,910 (+4.04%) Land $458,455 Building $458,455 |
| 2023 | $9,728.00 (+1.15%) | $881,306 Land $440,653 Building $440,653 |
| 2022 | $9,617.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
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 SAN BRUNO serves 42,631 people · EPA ID CA4110023 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jul 2024 |
| Lead | Under 1 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 1,064 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile, Verizon.
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