Santa Clara County property record for 276 Delphi Cir, Los Altos, CA 94022
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 8.5 ba · 6,771 sqft · built 1980 |
| Lot Size | 0.248 acres (10,803 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $3,195,000 (Jan 2015) |
| Tax Bill | $61,007 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 170-12-089 |
| Primary APN | 170-12-089 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 8.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 18 Rooms |
| Stories | 2 Stories |
| Building Area | 6,771 sqft Living Area |
| Gross Area | 3,497 sqft |
| 1st Floor Area | 2,327 sqft |
| 2nd Floor Area | 1,170 sqft |
| Family Room | Family Room |
| Utility Room | Utility Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1981 |
| Architectural Style | H-Shape |
| Construction Type | Wood |
| Lot Area | 10,803 sqft (0.248 acres) |
| Lot Dimensions | 125 ft deep x 80 ft wide |
| Garage Area | 609 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Type | Pool with Hot Tub/Spa |
| Porch | Porch |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 276 DELPHI CIR |
|---|---|
| City | LOS ALTOS |
| State | CA |
| Zip | 94022-1250 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R110 |
| Legal Description | TRACT 6594 BOOK 444 PAGE 7 PAGE 8 LOT 43 |
| Legal Tract | 6594 |
| Legal Lot Number | 43 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 510400 |
Source: Santa Clara County records, as of July 27, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 276 DELPHI CIR, LOS ALTOS, CA 94022-1250 |
| Owner Type | Company |
| Vesting | Life Tenant |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 9, 2015 · Amount on Record |
| Deed Sale | Jan 9, 2015 · Amount on Record |
| Prior Sale | Oct 16, 2009 · Amount on Record |
| Deed Document Number | 201522823722 |
| Last Transfer Date | Jan 13, 2025 |
| Transfer Doc | 0025755471 |
| Record Updated | Sep 20, 2026 |
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 | $5,202,634 (+2%) Land $2,574,359 Building $2,628,275 | |
| 2025 | $61,007.00 (+11.84%) | $5,100,623 (+10.72%) Land $2,523,882 Building $2,576,741 |
| 2023 | $54,547.00 (+15.23%) | $4,606,797 Land $2,425,878 Building $2,180,919 |
| 2022 | $47,336.00 |
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 | 3 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 | 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 453 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 · Fiber in parts of the area | 2,000 / 250 |
| Cruzio Fixed Wireless | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, GeoLinks, Ridge Wireless, Sail Internet.
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