San Mateo County property record for 142 Arbor Ln, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 1,935 sqft · built 1941 |
| Lot Size | 0.176 acres (7,674 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,888,000 (Oct 2021) |
| Tax Bill | $30,326 (2025) |
| Deeds & Mortgages | Oct 2021 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 039-450-430 |
| Primary APN | 039-450-430 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,935 sqft Living Area |
| 1st Floor Area | 1,350 sqft |
| Family Room | Family Room |
| Study | Study |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1941 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 7,674 sqft (0.176 acres) |
| Lot Dimensions | 120 ft deep x 100 ft wide |
| Garage Area | 440 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 142 ARBOR LN |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-3336 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 36 HILLSDALE UNIT NO 1 RSM 22/68 CITY OF SAN MATEO |
| Legal Subdivision | HILLSDALE UNIT NO 1 |
| Legal Lot Number | 36 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2013 |
| Census Tract | 607300 |
142 Arbor Ln is owned and occupied by two individuals who bought it in October 2021.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 142 ARBOR LN, SAN MATEO, CA 94403-3336 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Oct 29, 2021 · Amount on File |
| Deed Sale | Oct 29, 2021 · Amount on File |
| Deed Document Number | 2021152087 |
| Prior Transfer Date | Jun 19, 1995 |
| Prior Transfer Doc | 0000065968 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Oct 29, 2021 |
| Property Address | 142 ARBOR LN, SAN MATEO, CA 94403-3336 |
| Document Number | 0000152087 |
| Map Reference | MB 22 PG 68 |
| Instrument Date | Oct 13, 2021 |
| Instrument | 2021-152087 |
| Transaction Type | Transfer |
| Record Updated | Nov 23, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $11,516.80 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 15 RATHGAR CT, REDWOOD CITY, CA 94062-3274 |
| Document Number | 0000152088 |
|---|---|
| Date | Oct 29, 2021 |
| Instrument | 2021-152088 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Nov 1, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.5% |
| Type Change Date | Nov 1, 2031 |
| Change Frequency | Monthly |
| Min Rate At Change | 5.95% |
| Max Rate At Change | 10.9% |
| Index | Other |
| Max Rate | 10.9% |
The 2025 property tax bill for 142 Arbor Ln was $30,326 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 | $2,507,908 (+2%) Land $1,623,648 Building $884,260 | ||
| 2025 | $30,326.00 Homeowner's exemption | $2,458,735 Land $1,591,812 Building $866,923 | |
| 2023 | $30,189.00 (+32.16%) | $2,523,760 Land $1,530,000 Building $993,760 | $2,323,890 |
| 2022 | $22,842.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 142 Arbor Ln in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1998.
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 4 (1998–2022) |
| Claims Outside the SFHA | 4 of 4 |
| Most Recent Claim | Dec 2022 · rainfall accumulation |
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 142 Arbor Ln 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 | 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 716 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
May also be available: Etheric Networks, GeoLinks, T-Mobile.
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