San Mateo County property record for 429 Cavanaugh St, San Mateo, CA 94401
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,140 sqft · built 1948 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,675,000 (May 2022) |
| Tax Bill | $22,782 (2025) |
| Deeds & Mortgages | May 2022 Sale & Mortgage May 2022 Transfer |
| Flood Zone | Zone X (reduced by levee) |
| APN | 033-083-040 |
| Primary APN | 033-083-040 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 5 Rooms |
| Stories | 2 Stories |
| Building Area | 2,140 sqft Living Area |
| 1st Floor Area | 980 sqft |
| 2nd Floor Area | 920 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Architectural Style | Bungalow |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Composition Shingle |
| Lot Area | 5,000 sqft (0.115 acres) |
| Lot Dimensions | 100 ft deep x 50 ft wide |
| Garage Area | 540 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 429 CAVANAUGH ST |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94401-1233 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R106 |
| Legal Description | LOT 41 BLOCK 7 DORE & CAVANAGH SUB RSM 26/3 4 CITY OF SAN MATEO |
| Legal Subdivision | DORE & CAVANAGH SUB |
| Legal Block | 7 |
| Legal Lot Number | 41 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 606100 |
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 Individual Names on Record |
|---|---|
| Mailing Address | 429 CAVANAUGH ST, SAN MATEO, CA 94401-1233 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| May 2, 2022 | Grant Deed, Transfer · Conventional Mortgage UNITED WHOLESALE MORTGAGE |
| May 2, 2022 | Intrafamily Transfer, Transfer NOT AVAILABLE, DOMA TITLE OF CALIFORNIA INC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 2, 2022 · Amount on Record |
| Deed Sale | May 2, 2022 · Amount on Record |
| Deed Document Number | 202236602 |
| Prior Transfer Date | Sep 4, 2013 |
| Prior Transfer Doc | 0000131154 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 2, 2022 |
| Property Address | 429 CAVANAUGH ST, SAN MATEO, CA 94401-1233 |
| Document Number | 0000036602 |
| Map Reference | MB 26 PG 3&4 |
| Instrument Date | Apr 27, 2022 |
| Instrument | 2022-036602 |
| Transaction Type | Transfer |
| Record Updated | May 24, 2022 |
| Title Company | NOT AVAILABLE, DOMA TITLE OF CALIFORNIA INC |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $10,217.50 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 429 CAVANAUGH ST, SAN MATEO, CA 94401-1233 |
| Document Number | 0000036604 |
|---|---|
| Date | May 2, 2022 |
| Instrument | 2022-036604 |
| Name | UNITED WHOLESALE MORTGAGE |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | May 1, 2052 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | May 2, 2022 |
| Property Address | 429 CAVANAUGH ST, SAN MATEO, CA 94401-1233 |
| Document Number | 0000036603 |
| Map Reference | MB 26 PG 3&4 |
| Instrument Date | Apr 27, 2022 |
| Instrument | 2022-036603 |
| Transaction Type | Transfer |
| Record Updated | May 24, 2022 |
| Title Company | NOT AVAILABLE, DOMA TITLE OF CALIFORNIA INC |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 429 CAVANAUGH ST, SAN MATEO, CA 94401-1233 |
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 | $1,813,071 (+2%) Land $1,243,713 Building $569,358 | ||
| 2025 | $22,782.00 (+6.8%) | $1,777,522 (+28.81%) Land $1,219,327 Building $558,195 | |
| 2024 | $21,331.00 (+17.52%) | ||
| 2023 | $18,151.00 (+229.18%) | $1,380,000 Land $947,000 Building $433,000 | $1,269,720 |
| 2022 | $5,514.00 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X reduced by levee · depends on levee performance |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 21 policies |
| Nearby Flood Policies | 21 in force |
| Nearby Flood Claims | 7 (1982–2015) |
| Most Recent Claim | Feb 2015 · other causes |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 95% of the US · lower than 97% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 257 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 |
| Astound Broadband Cable | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, Sonic Telecom, T-Mobile.
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