San Mateo County property record for 689 6th Ave, San Bruno, CA 94066
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 2,127 sqft · built 1954 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | Individual Name on File |
| Last Sale | $536,090 (Nov 2000) |
| Tax Bill | $11,736 (2025) |
| Deeds & Mortgages | Mar 2017 Mortgage |
| Flood Zone | Zone AE (high risk) |
| APN | 020-173-010 |
| Primary APN | 020-173-010 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 8 Rooms |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 2,127 sqft Living Area |
| 1st Floor Area | 2,127 sqft |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1954 |
| Architectural Style | Duplex Single |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| View / Lot | Corner |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 689 6TH AVE |
|---|---|
| City | SAN BRUNO |
| State | CA |
| Zip | 94066-4519 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R20000 |
| Legal Description | LOTS 41 & 42 BLOCK 20 BELLE AIR PARK RSM 5/10 |
| Legal Subdivision | BELLE AIR PARK |
| Legal Block | 20 |
| Legal Lot Number | 41,42 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SOUTH SAN FRANCISCO |
| Census Block Group | 3 |
| Census Block | 3014 |
| Census Tract | 604200 |
689 6th Ave, a duplex, is owned by an individual who bought it in November 2000.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 7132 SHELTER CREEK LN, SAN BRUNO, CA 94066-6019 |
| Owner Type | Individual |
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 | Nov 6, 2000 · Amount on File |
| Deed Sale | Nov 6, 2000 · Amount on File |
| Prior Sale | Apr 17, 1998 · Amount on File |
| Deed Document Number | 2000139241 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 689 6TH AVE, SAN BRUNO, CA 94066-4519 |
| Document Number | 0000025586 |
| Instrument Date | Mar 14, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Apr 11, 2017 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE INSURANCE COMPAN |
| Name | Verified Name |
|---|---|
| Address | 7132 SHELTER CREEK LN SAN BRUNO CA 940666019, SAN BRUNO, CA 94066-6019 |
| Document Number | 0000025586 |
|---|---|
| Date | Mar 24, 2017 |
| Instrument | 25586 |
| Name | SF FIRE CU |
|---|---|
| Address | SAN FRANCISCO, CA 94118 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 23, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4% |
The 2025 property tax bill for 689 6th Ave was $11,736.
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 | $809,972 (+2%) Land $404,986 Building $404,986 | |
| 2025 | $11,736.00 | $794,092 Land $397,046 Building $397,046 |
| 2023 | $8,424.00 (+1.14%) | $763,258 Land $381,629 Building $381,629 |
| 2022 | $8,329.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 689 6th Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 10.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 110 policies |
| Nearby Flood Policies | 110 in force |
| Nearby Flood Claims | 12 (1980–2022) |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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.
Wildfire risk around 689 6th Ave is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 611 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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