San Mateo County property record for 305 41st Ave, San Mateo, CA 94403
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,590 sqft · built 1930 |
| Lot Size | 0.228 acres (9,917 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $595,000 (Aug 2003) |
| Tax Bill | $11,126 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 042-192-160 |
| Primary APN | 042-192-160 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Building Area | 1,590 sqft Living Area |
| 1st Floor Area | 1,460 sqft |
| Family Room | Family Room |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1930 |
| Lot Area | 9,917 sqft (0.228 acres) |
| Lot Dimensions | 162 ft deep x 60 ft wide |
| Garage Type | Carport |
| Carport | Carport |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 305 41ST AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94403-4305 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 10 BLOCK 12 SAN MATEO KNOLLS RSM 22/8 9 CITY OF SAN MATEO |
| Legal Subdivision | SAN MATEO KNOLLS |
| Legal Block | 12 |
| Legal Lot Number | 10 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 607100 |
305 41st Ave is owned and occupied by two individuals who bought it in August 2003.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 305 41ST AVE, SAN MATEO, CA 94403-4305 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 | Aug 1, 2003 · Amount on File |
| Deed Sale | Aug 1, 2003 · Amount on File |
| Deed Document Number | 2003215532 |
| Prior Transfer Date | Jul 9, 2003 |
| Prior Transfer Doc | 0000216379 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 305 41st Ave was $11,126.
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 | $862,142 (+2%) Land $431,071 Building $431,071 | ||
| 2025 | $11,126.00 | $845,238 Land $422,619 Building $422,619 | |
| 2023 | $10,551.00 (+1.56%) | $812,418 Land $406,209 Building $406,209 | $1,277,550 |
| 2022 | $10,389.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 305 41st 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 305 41st 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 785 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 | 1,500 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: GeoLinks, T-Mobile.
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