Santa Clara County property record for 266 Lassen Ave, Mountain View, CA 94043
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,934 sqft · built 1955 |
| Lot Size | 0.126 acres (5,503 sqft) |
| Owner | Individual Name on File |
| Last Sale | $2,000,000 (Aug 2021) |
| Tax Bill | $31,066 (2025) |
| Deeds & Mortgages | Aug 2021 Sale & Mortgage |
| Flood Zone | Zone X (reduced by levee) |
| APN | 147-33-004 |
| Primary APN | 147-33-004 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,934 sqft Living Area |
| Gross Area | 1,384 sqft |
| 1st Floor Area | 1,934 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 2022 |
| Architectural Style | Other |
| Construction Type | Wood |
| Lot Area | 5,503 sqft (0.126 acres) |
| Lot Dimensions | 100 ft deep x 53 ft wide |
| Garage Area | 402 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Street Address | 266 LASSEN AVE |
|---|---|
| City | MOUNTAIN VIEW |
| State | CA |
| Zip | 94043-4154 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TR 1424 BLK 2 LOT 17 |
| Legal Tract | 1424 |
| Legal Block | 2 |
| Legal Lot Number | 17 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1008 |
| Census Tract | 509302 |
Source: Santa Clara County assessment roll, as of July 1, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Co-owner | Verified Secondary Owner |
| Mailing Address | 266 LASSEN AVE, MOUNTAIN VIEW, CA 94043-4154 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 24, 2021 · Amount on Record |
| Deed Sale | Aug 24, 2021 · Amount on Record |
| Prior Sale | Jun 15, 1995 |
| Deed Document Number | 25074950 |
| Record Updated | Jun 8, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Aug 24, 2021 |
| Property Address | 266 LASSEN AVE, MOUNTAIN VIEW, CA 94043-4154 |
| Document Number | 0025074950 |
| Map Reference | MB 62 MAP 8 |
| Instrument Date | Aug 19, 2021 |
| Instrument | 25074950 |
| Transaction Type | Transfer |
| Record Updated | Sep 1, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 266 LASSEN AVE, MOUNTAIN VIEW, CA 94043-4154 |
| Document Number | 0025074951 |
|---|---|
| Date | Aug 24, 2021 |
| Instrument | 25074951 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Sep 1, 2051 |
Source: Santa Clara County assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Mountain View City |
| Elementary School District | Mountain View Whisman Elementary School District (KG - 08) |
| Secondary School District | Mountain View-Los Altos Union School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $31,066.00 (+1.09%) Homeowner's exemption | $2,648,836 (-2.93%) Land $1,910,174 Building $738,662 |
| 2023 | $30,732.00 (+24.84%) Homeowner's exemption | $2,728,780 Land $1,836,000 Building $892,780 |
| 2022 | $24,618.00 |
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 reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 in force |
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 | CITY OF MOUNTAIN VIEW serves 81,340 people · EPA ID CA4310007 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Feb 2025 |
| Lead | Under 1 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 588 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| Ridge Wireless Fixed Wireless | 100 / 60 |
| AT&T Fixed Wireless · Fiber, DSL in parts of the area | 100 / 20 |
May also be available: Cruzio, GeoLinks, Sail Internet, T-Mobile.
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