Santa Clara County property record for 580 Spargur Dr, Los Altos, CA 94022
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,268 sqft · built 1998 |
| Lot Size | 0.313 acres (13,650 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $1,835,000 (May 2003) |
| Tax Bill | $32,457 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 170-20-037 |
| Primary APN | 170-20-037 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 3,268 sqft Living Area |
| 1st Floor Area | 3,268 sqft |
| Family Room | Family Room |
| Utility Room | Utility Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1998 |
|---|---|
| Effective Year Built | Effective 1998 |
| Architectural Style | H-Shape |
| Construction Type | Wood |
| Lot Area | 13,650 sqft (0.313 acres) |
| Lot Dimensions | 130 ft deep x 105 ft wide |
| Garage Area | 731 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Porch |
| Heating System | HVAC |
|---|
| Street Address | 580 SPARGUR DR |
|---|---|
| City | LOS ALTOS |
| State | CA |
| Zip | 94022-2305 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 606 MURRIETA MANOR BOOK 22 PAGE 24 LOT 37 |
| Legal Subdivision | MURRIETA MANOR |
| Legal Tract | 606 |
| Legal Lot Number | 37 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 510400 |
580 Spargur Dr is owner-occupied and held in a trust since December 2009.
Source: Santa Clara County records, as of July 27, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 580 SPARGUR DR, LOS ALTOS, CA 94022-2305 |
| 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 | May 16, 2003 · Amount on File |
| Deed Sale | May 16, 2003 · Amount on File |
| Prior Sale | Nov 25, 1998 · Amount on File |
| Deed Document Number | 200317044166 |
| Last Transfer Date | Dec 14, 2009 |
| Transfer Doc | 0020539295 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 580 Spargur Dr was $32,457 with a homeowner's exemption.
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 | $2,710,840 (+2%) Land $2,068,223 Building $642,617 | |
| 2025 | $32,457.00 Homeowner's exemption | $2,657,687 Land $2,027,670 Building $630,017 |
| 2023 | $30,854.00 (+0.69%) Homeowner's exemption | $2,554,487 Land $1,948,934 Building $605,553 |
| 2022 | $30,644.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 580 Spargur Dr in Zone X, an area of moderate flood risk.
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 | 2 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.
The area around 580 Spargur Dr 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 | 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 447 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 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 |
May also be available: GeoLinks, T-Mobile.
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