Santa Clara County property record for 18956 Tilson Ave, Cupertino, CA 95014
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 2,662 sqft · built 1997 |
| Lot Size | 0.126 acres (5,500 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $620,000 (Sep 1997) |
| Tax Bill | $12,471 (2025) |
| Flood Zone | Zone D (undetermined) |
| APN | 375-09-013 |
| Primary APN | 375-09-013 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,662 sqft Living Area |
| 1st Floor Area | 1,331 sqft |
| 2nd Floor Area | 1,331 sqft |
| Family Room | Family Room |
| Utility Room | Utility Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1997 |
|---|---|
| Effective Year Built | Effective 1997 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 5,500 sqft (0.126 acres) |
| Lot Dimensions | 110 ft deep x 50 ft wide |
| Garage Area | 455 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Cooling System | HVAC |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 18956 TILSON AVE |
|---|---|
| City | CUPERTINO |
| State | CA |
| Zip | 95014-3655 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | TRACT 1004 BOOK 40 PAGE 29 LOT 273 |
| Legal Subdivision | MANSION GROVE |
| Legal Tract | 1004 |
| Legal Lot Number | 273 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 508004 |
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 Individual Names on Record |
|---|---|
| Mailing Address | 18956 TILSON AVE, CUPERTINO, CA 95014-3655 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 16, 1997 · Amount on Record |
| Deed Sale | Sep 16, 1997 · Amount on Record |
| Prior Sale | Feb 21, 1997 · Amount on Record |
| Deed Document Number | 199713857843 |
| Prior Transfer Date | May 31, 1995 |
| Prior Transfer Doc | 0012903805 |
| Record Updated | Oct 29, 2026 |
Source: Santa Clara County assessment roll, as of July 27, 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Cupertino City |
| Elementary School District | Cupertino Union Elementary School District (KG - 08) |
| Secondary School District | Fremont Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,004,890 (+2%) Land $407,164 Building $597,726 | |
| 2025 | $12,471.00 (+4.38%) Homeowner's exemption | $985,187 (+4.04%) Land $399,181 Building $586,006 |
| 2023 | $11,948.00 (-0.43%) Homeowner's exemption | $946,932 Land $383,681 Building $563,251 |
| 2022 | $11,999.00 |
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
| FEMA Flood Zone | Zone D undetermined · not studied |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; 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 | SAN JOSE WATER private · serves 1,039,920 people · EPA ID CA4310011 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Mar 2026 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | Treatment failure resolved · Jun 2023 |
|---|---|
| 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 777 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 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| 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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