Santa Clara County property record for 309 Jackson St, Sunnyvale, CA 94085
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,493 sqft · built 1948 |
| Lot Size | 0.144 acres (6,254 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $3,981 (2025) |
| Flood Zone | Zone X (reduced by levee) |
| APN | 204-41-038 |
| Primary APN | 204-41-038 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,493 sqft Living Area |
| 1st Floor Area | 1,493 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Architectural Style | Custom Design |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 6,254 sqft (0.144 acres) |
| Lot Dimensions | 106 ft deep x 59 ft wide |
| Garage Area | 280 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | None |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 309 JACKSON ST |
|---|---|
| City | SUNNYVALE |
| State | CA |
| Zip | 94085-4328 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R0 |
| Legal Description | TRACT 381 SUNNYVALE GARDENS BOOK 12 PAGE 22 PAGE 23 BLOCK 3 LOT 18 |
| Legal Subdivision | SUNNYVALE GARDENS |
| Legal Tract | 381 |
| Legal Block | 3 |
| Legal Lot Number | 18 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 508800 |
309 Jackson St is owned and occupied by two individuals who acquired it in September 2013.
Source: Santa Clara County records, as of July 27, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 309 JACKSON ST, SUNNYVALE, CA 94085-4328 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
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 Transfer Date | Sep 17, 2013 |
| Transfer Doc | 0022395175 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 309 Jackson St was $3,981 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 | Sunnyvale City |
| Secondary School District | Fremont Union High School District (09 - 12) |
| Elementary School District | Sunnyvale Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $329,912 (+2%) Land $146,408 Building $183,504 | |
| 2025 | $3,981.00 Homeowner's exemption | $323,444 Land $143,538 Building $179,906 |
| 2023 | $3,805.00 (+1.47%) Homeowner's exemption | $310,886 Land $137,965 Building $172,921 |
| 2022 | $3,750.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 309 Jackson St in Zone X, where a levee reduces 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 reduced by levee · depends on levee performance |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 7 (15% premium discount) |
| Nearby Flood Policies | 1 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 309 Jackson St 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 | CITY OF SUNNYVALE serves 157,566 people · EPA ID CA4310014 |
|---|---|
| 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, 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 638 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 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Sail Internet.
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