Santa Clara County property record for 20658 Kirwin Ln, Cupertino, CA 95014
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,740 sqft · built 1951 |
| Lot Size | 0.215 acres (9,375 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $4,352 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 359-23-008 |
| Primary APN | 359-23-008 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 12 Rooms |
| Stories | 1 Story |
| Building Area | 2,740 sqft Living Area |
| Gross Area | 1,158 sqft |
| 1st Floor Area | 1,158 sqft |
| Family Room | Family Room |
| Utility Room | Utility Room |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1951 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 9,375 sqft (0.215 acres) |
| Lot Dimensions | 125 ft deep x 75 ft wide |
| Garage Area | 400 sqft |
| Porch | Porch |
| Heating System | HVAC |
|---|
| Street Address | 20658 KIRWIN LN |
|---|---|
| City | CUPERTINO |
| State | CA |
| Zip | 95014-4303 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1B2 |
| Legal Description | TRACT 717 FELTON PARK SUBD BOOK 30 PAGE 48 LOT 47 |
| Legal Subdivision | FELTON PARK SUB |
| Legal Tract | 717 |
| Legal Lot Number | 47 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 507807 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 20658 KIRWIN LN, CUPERTINO, CA 95014-4303 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Partnership |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jun 12, 2015 |
| Transfer Doc | 0022985698 |
| 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 | 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 | $248,399 (+2%) Land $24,943 Building $223,456 | |
| 2025 | $4,352.00 (+5.38%) Homeowner's exemption | $243,529 (+4.04%) Land $24,454 Building $219,075 |
| 2023 | $4,130.00 (-3.14%) Homeowner's exemption | $234,074 Land $23,505 Building $210,569 |
| 2022 | $4,264.00 |
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 X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone A, within 100 ft |
| 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 547 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 |
May also be available: GeoLinks, Sail Internet, T-Mobile.
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