San Mateo County property record for 150 30th Ave, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,160 sqft · built 1939 |
| Lot Size | 0.206 acres (8,985 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $5,718 (2025) |
| Deeds & Mortgages | Feb 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 039-392-080 |
| Primary APN | 039-392-080 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,160 sqft Living Area |
| Gross Area | 2,520 sqft |
| 1st Floor Area | 1,090 sqft |
| 2nd Floor Area | 840 sqft |
| Basement Area | 360 sqft |
| Family Room | Family Room |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1939 |
| Lot Area | 8,985 sqft (0.206 acres) |
| Lot Dimensions | 119 ft deep x 75 ft wide |
| Garage Type | Basement |
| Garage Area | 360 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 150 30TH AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-2713 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R106 |
| Legal Description | LOT 1 MAP OF RESUB OF LOTS IN BERESFORD PARK NO 3 RSM 21/88 CITY OF SAN MATEO |
| Legal Subdivision | BERESFORD PARK |
| Legal Lot Number | 1 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 607300 |
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 | 150 30TH AVE, SAN MATEO, CA 94403-2713 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Jan 28, 1994 |
| Transfer Doc | 0000025183 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN MATEO CA |
| Recording Date | Feb 9, 2021 |
| Property Address | 150 30TH AVE, SAN MATEO, CA 94403-2713 |
| Document Number | 0000021429 |
| Map Reference | MB 21 PG 88 |
| Instrument Date | Jan 30, 2021 |
| Instrument | 2021-021429 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 150 30TH AVE, SAN MATEO, CA 94403-2713 |
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 | $362,676 (+2%) Land $138,593 Building $224,083 | ||
| 2025 | $5,718.00 (+6.2%) | $355,566 (+4.04%) Land $135,876 Building $219,690 | |
| 2023 | $5,384.00 (+1.89%) | $341,760 Land $130,600 Building $211,160 | $2,497,230 |
| 2022 | $5,284.00 |
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 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.
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 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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