San Mateo County property record for 512 Hamilton Ave, Menlo Park, CA 94025
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,594 sqft · built 1952 |
| Lot Size | 0.153 acres (6,650 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,342,000 (Jan 2025) |
| Tax Bill | $12,769 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 055-342-030 |
| Primary APN | 055-342-030 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,594 sqft Living Area |
| 1st Floor Area | 880 sqft |
| Family Room | Family Room |
| Year Built | Built 1952 |
|---|---|
| Effective Year Built | Effective 1952 |
| Lot Area | 6,650 sqft (0.153 acres) |
| Lot Dimensions | 133 ft deep x 50 ft wide |
| Garage Area | 250 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 512 HAMILTON AVE |
|---|---|
| City | MENLO PARK |
| State | CA |
| Zip | 94025-1302 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10008 |
| Legal Description | LOT 3 BLOCK 20 BELLE HAVEN CITY |
| Legal Subdivision | BELLE HAVEN CITY |
| Legal Block | 20 |
| Legal Lot Number | 3 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 2 |
| Census Block | 2025 |
| Census Tract | 611700 |
512 Hamilton Ave is owned and occupied by two individuals who bought it in January 2025.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 512 HAMILTON AVE, MENLO PARK, CA 94025-1302 |
| 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 | Jan 3, 2025 · Amount on File |
| Deed Sale | Jan 3, 2025 · Amount on File |
| Prior Sale | Dec 23, 2004 · Amount on File |
| Deed Document Number | 2025306 |
| Prior Transfer Date | Dec 17, 2003 |
| Prior Transfer Doc | 0000348066 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 512 Hamilton Ave was $12,769.
Source: San Mateo County assessment roll, as of July 15, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Mateo County |
| Municipality | Menlo Park City |
| Elementary School District | Ravenswood City Elementary School District (KG - 08) |
| Secondary School District | Sequoia Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $1,368,840 (+40.18%) Land $960,840 Building $408,000 | ||
| 2025 | $12,769.00 Homeowner's exemption | $976,467 Land $390,286 Building $586,181 | |
| 2023 | $12,271.00 (+5.16%) Homeowner's exemption | $938,553 Land $375,132 Building $563,421 | $1,430,640 |
| 2022 | $11,669.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 512 Hamilton Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective September 10, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 11.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 35 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 35 in force |
| Nearby Flood Claims | 2 (1982–1998) |
| Most Recent Claim | Feb 1998 · 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.
The area around 512 Hamilton 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 | MENLO PARK MUNICIPAL WATER serves 22,362 people · EPA ID CA4110017 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jan 2025 |
| Lead | 3 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 511 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: Astound Broadband, GeoLinks, T-Mobile, Tekify Fiber & Wireless.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures