San Mateo County property record for 674 Amesbury Ave, San Mateo, CA 94402
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,190 sqft · built 1947 |
| Lot Size | 0.103 acres (4,500 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $544,000 (May 2003) |
| Tax Bill | $11,282 (2025) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 035-075-020 |
| Primary APN | 035-075-020 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 6 Rooms |
| Building Area | 1,190 sqft Living Area |
| 1st Floor Area | 1,190 sqft |
| Family Room | Family Room |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Lot Area | 4,500 sqft (0.103 acres) |
| Lot Dimensions | 90 ft deep x 50 ft wide |
| Garage Area | 240 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 674 AMESBURY AVE |
|---|---|
| City | SAN MATEO |
| State | CA |
| Zip | 94402-1905 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10006 |
| Legal Description | LOT 2 BLOCK 20 SUNNYBRAE MAP NO 3 RSM 26/11 12 13 CITY OF SAN MATEO P |
| Legal Subdivision | SUNNYBRAE MAP NO 3 |
| Legal Block | 20 |
| Legal Lot Number | 2 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 4 |
| Census Block | 4007 |
| Census Tract | 607600 |
674 Amesbury Ave is owned and occupied by two individuals who bought it in May 2003.
Source: San Mateo County records, as of July 15, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 674 AMESBURY AVE, SAN MATEO, CA 94402-1905 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 | May 9, 2003 · Amount on File |
| Deed Sale | May 9, 2003 · Amount on File |
| Deed Document Number | 2003126233 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 674 Amesbury Ave was $11,282.
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 | $803,626 (+2%) Land $401,813 Building $401,813 | ||
| 2025 | $11,282.00 | $787,870 Land $393,935 Building $393,935 | |
| 2023 | $10,720.00 (-11.02%) | $757,278 Land $378,639 Building $378,639 | $1,226,880 |
| 2022 | $12,048.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 674 Amesbury Ave in Zone X, where a levee reduces flood risk, though there have been 2 flood claims nearby since 2010.
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 reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 in force |
| Nearby Flood Claims | 2 (2010–2022) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
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 674 Amesbury 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 797 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Sonic Telecom, Unwired, Verizon.
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