Santa Clara County property record for 1633 Bittern Dr, Sunnyvale, CA 94087
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4 ba · 2,681 sqft · built 1963 |
| Lot Size | 0.142 acres (6,200 sqft) |
| Owner | Trust Name on File |
| Last Sale | $1,231,000 (Aug 2007) |
| Tax Bill | $18,904 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 309-40-046 |
| Primary APN | 309-40-046 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,681 sqft Living Area |
| 1st Floor Area | 1,093 sqft |
| 2nd Floor Area | 847 sqft |
| Basement Area | 741 sqft |
| Family Room | Family Room |
| Fireplaces | 2 Fireplaces |
| Fireplace | Fireplace |
| Year Built | Built 1963 |
|---|---|
| Architectural Style | Other |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Lot Area | 6,200 sqft (0.142 acres) |
| Lot Dimensions | 100 ft deep x 62 ft wide |
| Garage Area | 462 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Type | Pool with Hot Tub/Spa |
| Heating System | HVAC |
|---|
| Street Address | 1633 BITTERN DR |
|---|---|
| City | SUNNYVALE |
| State | CA |
| Zip | 94087-4605 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TR 3575 LOT 61 |
| Legal Subdivision | BERKELEY ESTATES |
| Legal Tract | 3575 |
| Legal Lot Number | 61 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 3 |
| Census Block | 3010 |
| Census Tract | 508203 |
Source: Santa Clara County records · APN 309-40-046
Assessment roll updated July 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 1633 BITTERN DR, SUNNYVALE, CA 94087-4605 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Aug 27, 2007 · Amount on Record |
| Deed Sale | Aug 27, 2007 · Amount on Record |
| Prior Sale | Aug 27, 2007 · Amount on Record |
| Deed Document Number | 0019565432 |
| Last Transfer Date | May 11, 2015 |
| Transfer Doc | 0022947572 |
| Record Updated | Jun 08, 2026 |
Source: Santa Clara County records · Assessment roll updated July 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | California |
| County | Santa Clara County |
| Municipality | Sunnyvale City |
| Elementary School District | Cupertino Union Elementary School District (KG - 08) |
| Secondary School District | Fremont Union High School District (09 - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $18,904.00 (+3.55%) Homeowner's exemption | $1,616,927 (+4.04%) Land $1,050,941 Building $565,986 |
| 2023 | $18,256.00 (+0.74%) Homeowner's exemption | $1,554,142 Land $1,010,133 Building $544,009 |
| 2022 | $18,122.00 |
Source: FEMA National Flood Hazard Layer, Santa Clara County (06085C), updated January 18, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060855082033, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · 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 | 3 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, availability as of December 31, 2025 · sampled at 705 locations within half a mile · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
| Ridge Wireless Fixed Wireless | 100 / 60 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, 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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