San Mateo County property record for 424 Sonora Dr, San Mateo, CA 94402
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 3,027 sqft · built 1939 |
| Lot Size | 0.12 acres (5,204 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $1,585,000 (May 2012) |
| Tax Bill | $23,790 (2025) |
| Deeds & Mortgages | Jun 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-211-110 |
| Primary APN | 034-211-110 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 3,027 sqft Living Area |
| Gross Area | 3,427 sqft |
| 1st Floor Area | 1,578 sqft |
| 2nd Floor Area | 609 sqft |
| Basement Area | 240 sqft |
| Family Room | Family Room |
| Study | Study |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1939 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Roof Material | Composition Shingle |
| Lot Area | 5,204 sqft (0.12 acres) |
| Lot Dimensions | 104 ft deep x 50 ft wide |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 424 SONORA DR |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94402-2342 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | NELY 50 FT OF LOT 7 BLOCK 21 ARAGON SUB NO 5 RSM 20/73 74 CITY OF SAN MATEO |
| Legal Subdivision | ARAGON SUB NO 5 |
| Legal Block | 21 |
| Legal Lot Number | 7 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 606500 |
Source: San Mateo County records, as of July 15, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 424 SONORA DR, SAN MATEO, CA 94402-2342 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 18, 2012 · Amount on Record |
| Deed Sale | May 18, 2012 · Amount on Record |
| Deed Document Number | 201270478 |
| Prior Transfer Date | Dec 27, 1995 |
| Prior Transfer Doc | 0000141870 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Property Address | 424 SONORA DR, SAN MATEO, CA 94402-2342 |
| Transaction Type | Mortgage |
| Record Updated | Oct 18, 2022 |
| Name | Verified Name |
|---|---|
| Address | 424 SONORA DR, SAN MATEO, CA 94402-2342 |
| Document Number | 0000097658 |
|---|---|
| Date | Jun 28, 2021 |
| Instrument | 2021-097658 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Address | FOOTHILL RANCH, CA 92610 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Jul 1, 2036 |
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 | $1,936,671 (+2%) Land $1,015,327 Building $921,344 | ||
| 2025 | $23,790.00 (+3.3%) Homeowner's exemption | $1,898,698 (+4.04%) Land $995,419 Building $903,279 | |
| 2023 | $23,029.00 (-5.72%) Homeowner's exemption | $1,824,970 Land $956,766 Building $868,204 | $2,745,270 |
| 2022 | $24,425.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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 | 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 727 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Sonic Telecom Fiber | 1,000 / 1,000 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Verizon.
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