San Mateo County property record for 3811 Naughton Ave, Belmont, CA 94002
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 4 ba · 4,700 sqft · built 1955 |
| Lot Size | 0.231 acres (10,062 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $10,788 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 043-111-190 |
| Primary APN | 043-111-190 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 9 Rooms |
| Building Area | 4,700 sqft Living Area |
| Gross Area | 5,440 sqft |
| 1st Floor Area | 1,540 sqft |
| 2nd Floor Area | 2,500 sqft |
| Basement Area | 1,400 sqft |
| Finished Basement | 660 sqft |
| Unfinished Basement | 740 sqft |
| Family Room | Family Room |
| Study | Study |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1955 |
| Lot Area | 10,062 sqft (0.231 acres) |
| Lot Dimensions | 6,784 ft deep x 6,784 ft wide |
| View / Lot | Corner |
| Garage Type | Basement |
| Garage Area | 740 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 3811 NAUGHTON AVE |
|---|---|
| City | BELMONT |
| State | CA |
| Zip | 94002-1214 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOTS 8 & 9 BLK 107 BELMONT CO CLUB PROP 8 RSM 14/65 68 |
| Legal Subdivision | BELMONT CO CLUB PROP 8 |
| Legal Block | 107 |
| Legal Lot Number | 8,9 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 5 |
| Census Block | 5000 |
| Census Tract | 608800 |
3811 Naughton Ave is owner-occupied and held in a trust since March 2007.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 3811 NAUGHTON AVE, BELMONT, CA 94002-1214 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 Transfer Date | Mar 29, 2007 |
| Transfer Doc | 0000053183 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 3811 Naughton Ave was $10,788 with a homeowner's exemption.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| Municipality | Belmont City |
| County | San Mateo County |
| Elementary School District | Belmont-Redwood Shores Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $786,589 (+2%) Land $129,421 Building $657,168 | ||
| 2025 | $10,788.00 Homeowner's exemption | $771,167 Land $126,884 Building $644,283 | |
| 2023 | $10,588.00 (+7.85%) Homeowner's exemption | $741,223 Land $121,958 Building $619,265 | $3,717,810 |
| 2022 | $9,817.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3811 Naughton Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1980.
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 Claims | 1 (1980) |
| Most Recent Claim | Jan 1980 · tidal / storm surge |
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 3811 Naughton Ave is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 97.4% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 | MID-PENINSULA WATER DISTRICT serves 31,059 people · EPA ID CA4110001 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Feb 2025 |
| Lead | Under 1 ppb (2022–2024) 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 314 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 |
| Verizon Fixed Wireless | 1,000 / 75 |
May also be available: Etheric Networks, Sonic Telecom, T-Mobile.
5G (outdoors only) and 4G LTE
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