Santa Clara County property record for 1089 Castleton Way, Sunnyvale, CA 94087
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 1,751 sqft · built 1967 |
| Lot Size | 0.142 acres (6,200 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,312 (2025) |
| Deeds & Mortgages | Dec 2019 Transfer Jun 2019 Transfer |
| Flood Zone | Zone X (moderate risk) |
| APN | 313-08-011 |
| Primary APN | 313-08-011 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,751 sqft Living Area |
| 1st Floor Area | 1,751 sqft |
| Family Room | Family Room |
| Utility Room | Utility Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1967 |
|---|---|
| Effective Year Built | Effective 1967 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 6,200 sqft (0.142 acres) |
| Lot Dimensions | 100 ft deep x 62 ft wide |
| Garage Area | 429 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Heating System | HVAC |
|---|
| Street Address | 1089 CASTLETON WAY |
|---|---|
| City | SUNNYVALE |
| State | CA |
| Zip | 94087-3708 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RO |
| Legal Description | TRACT 4248 FOREST GLEN BOOK 217 PAGE 21 PAGE 22 LOT 26 |
| Legal Subdivision | FOREST GLEN |
| Legal Tract | 4248 |
| Legal Lot Number | 26 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 2 |
| Census Block | 2012 |
| Census Tract | 508205 |
Source: Santa Clara County records · APN 313-08-011
Assessment roll updated July 27, 2026 · Last verified August 2026
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 |
|---|---|
| Mailing Address | PO BOX 529, COTTONWOOD, CA 96022-0529 |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Dec 31, 2019 | Affidavit of Death, Transfer ATTORNEY ONLY |
| Jun 18, 2019 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jun 07, 2019 |
| Transfer Doc | 0024205538 |
| Record Updated | Sep 20, 2026 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Dec 31, 2019 |
| Property Address | 1089 CASTLETON WAY, SUNNYVALE, CA 94087-3708 |
| Document Number | 0024370223 |
| Instrument Date | Dec 26, 2019 |
| Instrument | 24370223 |
| Transaction Type | Transfer |
| Record Updated | Jan 16, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2116 PROVENMILL WAY SAN JOSE CA 951211455, SAN JOSE, CA 95121-1455 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Recording Date | Jun 18, 2019 |
| Property Address | 1089 CASTLETON WAY, SUNNYVALE, CA 94087-3708 |
| Document Number | 0024205538 |
| Instrument Date | Jun 07, 2019 |
| Instrument | 24205538 |
| Transaction Type | Transfer |
| Record Updated | Jun 27, 2019 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 2116 PROVENMILL WAY SAN JOSE CA 951211455, SAN JOSE, CA 95121-1455 |
Source: Santa Clara County records · Assessment roll updated July 27, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Sunnyvale City |
| Unified School District | Santa Clara Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $105,968 (+2%) Land $31,069 Building $74,899 | |
| 2025 | $1,312.00 (+2.58%) | $103,891 (+4.04%) Land $30,460 Building $73,431 |
| 2023 | $1,279.00 (+1.27%) | $99,859 Land $29,278 Building $70,581 |
| 2022 | $1,263.00 |
Source: FEMA National Flood Hazard Layer as of January 18, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 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 | 1 in force |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
| Ridge Wireless Fixed Wireless | 100 / 60 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T, California Internet, Sail Internet Holdings, Verizon.
Based on FCC filings for 493 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF SUNNYVALE serves 157,566 people |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Sep 2024 |
| 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 | 63 last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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