San Mateo County property record for 446 Cornell Ave, San Mateo, CA 94402
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.5 ba · 2,280 sqft · built 1938 |
| Lot Size | 0.177 acres (7,700 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $14,711 (2025) |
| Deeds & Mortgages | Mar 2020 Line of Credit Nov 2020 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-031-040 |
| Primary APN | 034-031-040 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,280 sqft Living Area |
| Gross Area | 2,720 sqft |
| 1st Floor Area | 1,360 sqft |
| 2nd Floor Area | 920 sqft |
| Basement Area | 440 sqft |
| Family Room | Family Room |
| Study | Study |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1938 |
|---|---|
| Effective Year Built | Effective 1938 |
| Architectural Style | Traditional |
| Exterior Material | Stucco |
| Roof Material | Composition Shingle |
| Lot Area | 7,700 sqft (0.177 acres) |
| Lot Dimensions | 100 ft deep x 77 ft wide |
| Garage Type | Basement |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 446 CORNELL AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94402-2204 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 9 BLOCK 13 BAYWOOD RSM 16/3 4 5 CITY OF SAN MATEO |
| Legal Subdivision | BAYWOOD |
| Legal Block | 13 |
| Legal Lot Number | 9 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3013 |
| Census Tract | 606500 |
446 Cornell Ave is owner-occupied and held in a trust since September 2020.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 446 CORNELL AVE, SAN MATEO, CA 94402-2204 |
| 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 |
|---|---|
| Mar 17, 2020 | Deed of Trust, Mortgage · Line of Credit MUFG UNION BANK NA |
| Nov 3, 2020 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Sep 8, 2020 |
| Transfer Doc | 0000122236 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 446 CORNELL AVE, SAN MATEO, CA 94402-2204 |
| Transaction Type | Mortgage |
| Record Updated | Mar 26, 2021 |
| Title Company | LAWYERS TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000024211 |
|---|---|
| Date | Mar 17, 2020 |
| Instrument | 2020-024211 |
| Name | MUFG UNION BANK NA |
|---|---|
| Type | Bank |
| Address | SAN DIEGO, CA 92121 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 15, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Nov 3, 2020 |
| Property Address | 446 CORNELL AVE, SAN MATEO, CA 94402-2204 |
| Document Number | 0000122236 |
| Instrument Date | Sep 8, 2020 |
| Instrument | 122236 |
| Transaction Type | Transfer |
| Record Updated | Dec 9, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 446 CORNELL AVE SAN MATEO CA 944022204, SAN MATEO, CA 94402-2204 |
The 2025 property tax bill for 446 Cornell Ave was $14,711 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 | $1,153,456 (+2%) Land $576,728 Building $576,728 | ||
| 2025 | $14,711.00 Homeowner's exemption | $1,130,840 Land $565,420 Building $565,420 | |
| 2023 | $14,007.00 (-1.3%) Homeowner's exemption | $1,086,930 Land $543,465 Building $543,465 | $3,520,260 |
| 2022 | $14,191.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 446 Cornell Ave in Zone X, an area of minimal flood risk.
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.
The area around 446 Cornell 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 342 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 | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
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