Santa Clara County property record for 25 Mount Hamilton Ave, Los Altos, CA 94022
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,264 sqft · built 1948 |
| Lot Size | 0.196 acres (8,550 sqft) |
| Owner | Company Name on Record |
| Last Sale | $2,500,000 (Oct 2019) |
| Tax Bill | $35,277 (2025) |
| Deeds & Mortgages | Mar 2021 Transfer Oct 2019 Sale |
| Flood Zone | Zone X (moderate risk) |
| APN | 167-30-017 |
| Primary APN | 167-30-017 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 2,264 sqft Living Area |
| Gross Area | 1,554 sqft |
| 1st Floor Area | 1,554 sqft |
| Family Room | Family Room |
| Utility Room | Utility Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | H-Shape |
| Construction Type | Wood |
| Lot Area | 8,550 sqft (0.196 acres) |
| Lot Dimensions | 95 ft deep x 90 ft wide |
| Garage Area | 520 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 25 MOUNT HAMILTON AVE |
|---|---|
| City | LOS ALTOS |
| State | CA |
| Zip | 94022-2234 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Subdivision | MARSHALL BLK ADD |
| Legal Lot Number | 13 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 3 |
| Census Block | 3013 |
| Census Tract | 510500 |
Source: Santa Clara County records, as of July 27, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 841 MADONNA WAY, LOS ALTOS, CA 94024-4623 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Mar 23, 2021 | Intrafamily Transfer, Transfer |
| Oct 8, 2019 | Grant Deed, Transfer OLD REPUBLIC TITLE |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Oct 8, 2019 · Amount on Record |
| Deed Sale | Oct 8, 2019 · Amount on Record |
| Prior Sale | Oct 1, 1997 · Amount on Record |
| Deed Document Number | 201924300163 |
| Prior Transfer Date | Sep 24, 1997 |
| Prior Transfer Doc | 0013882710 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Mar 23, 2021 |
| Property Address | 25 MOUNT HAMILTON AVE, LOS ALTOS, CA 94022-2234 |
| Document Number | 0024886200 |
| Map Reference | MB M PG 22 |
| Instrument Date | Mar 5, 2021 |
| Instrument | 24886200 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 841 MADONNA WAY, LOS ALTOS, CA 94024-4623 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Oct 8, 2019 |
| Property Address | 25 MOUNT HAMILTON AVE, LOS ALTOS, CA 94022-2234 |
| Document Number | 0024300163 |
| Instrument Date | Oct 4, 2019 |
| Instrument | 24300163 |
| Transaction Type | Transfer |
| Record Updated | Oct 18, 2019 |
| Title Company | OLD REPUBLIC TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $2,750.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 841 MADONNA WAY LOS ALTOS CA 940244623, LOS ALTOS, CA 94024-4623 |
Source: Santa Clara County assessment roll, as of July 27, 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Los Altos City |
| Elementary School District | Los Altos Elementary School District (KG - 08) |
| Secondary School District | Mountain View-Los Altos Union School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,950,074 (+2%) Land $2,677,243 Building $272,831 | |
| 2025 | $35,277.00 (+5.97%) | $2,892,231 (+4.04%) Land $2,624,749 Building $267,482 |
| 2023 | $33,290.00 (+1.01%) | $2,779,925 Land $2,522,828 Building $257,097 |
| 2022 | $32,956.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective January 18, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 7 in force |
| Nearby Flood Claims | 2 (2008–2021) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Mar 2021 · 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.
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 | CWSC LOS ALTOS SUBURBAN private · serves 63,559 people · EPA ID CA4310001 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Aug 2024 |
| Lead | 2 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 422 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 | 2,000 / 250 |
| Cruzio Fixed Wireless | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| Ridge Wireless Fixed Wireless | 100 / 60 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks.
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