San Mateo County property record for 657 Middle Ave, Menlo Park, CA 94025
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,460 sqft · built 1940 |
| Lot Size | 0.179 acres (7,800 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $1,400,000 (Jun 2008) |
| Tax Bill | $23,352 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 071-411-100 |
| Primary APN | 071-411-100 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,460 sqft Living Area |
| 1st Floor Area | 970 sqft |
| Family Room | Family Room |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Lot Area | 7,800 sqft (0.179 acres) |
| Lot Dimensions | 156 ft deep x 50 ft wide |
| Garage Area | 390 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 657 MIDDLE AVE |
|---|---|
| City | MENLO PARK |
| State | CA |
| Zip | 94025-5116 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10008 |
| Legal Description | LOT 41 BLOCK 1 STANFORD PARK 2 |
| Legal Subdivision | STANFORD PARK 2 |
| Legal Block | 1 |
| Legal Lot Number | 41 |
| Jurisdiction | SAN MATEO CA |
| Township / Civil Division | SAN MATEO |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 612600 |
657 Middle Ave is owner-occupied and held in a trust since December 2016.
Source: San Mateo County records, as of August 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 657 MIDDLE AVE, MENLO PARK, CA 94025-5116 |
| 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 Sale | Jun 17, 2008 · Amount on File |
| Deed Sale | Jun 17, 2008 · Amount on File |
| Prior Sale | May 19, 2005 · Amount on File |
| Deed Document Number | 200869747 |
| Last Transfer Date | Dec 22, 2016 |
| Transfer Doc | 0000141336 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 657 Middle Ave was $23,352.
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 | Menlo Park 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 | $1,875,691 (+2%) Land $1,741,722 Building $133,969 | ||
| 2025 | $23,352.00 | $1,838,914 Land $1,707,571 Building $131,343 | |
| 2023 | $22,249.00 (+2.74%) | $1,767,509 Land $1,641,265 Building $126,244 | $2,201,220 |
| 2022 | $21,655.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 657 Middle Ave in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2022.
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 |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 1 (2022) |
| Claims Outside the SFHA | 1 of 1 |
| 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 657 Middle 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 - BEAR GULCH private · serves 60,382 people · EPA ID CA4110006 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2025 |
| Lead | 4 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 418 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 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks, GeoLinks, Race Communications, Sonic Telecom, T-Mobile.
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