Santa Clara County property record for 1709 Heron Ave, Sunnyvale, CA 94087
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 2,024 sqft · built 1958 |
| Lot Size | 0.185 acres (8,064 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $918,000 (Aug 2005) |
| Tax Bill | $14,696 (2025) |
| Deeds & Mortgages | Dec 2020 Mortgage |
| Flood Zone | Zone X (moderate risk) |
| APN | 316-04-007 |
| Primary APN | 316-04-007 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,024 sqft Living Area |
| Gross Area | 1,606 sqft |
| 1st Floor Area | 1,606 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1958 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 8,064 sqft (0.185 acres) |
| Lot Dimensions | 128 ft deep x 63 ft wide |
| Porch | Porch |
| Heating System | HVAC |
|---|
| Street Address | 1709 HERON AVE |
|---|---|
| City | SUNNYVALE |
| State | CA |
| Zip | 94087-4809 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R0 |
| Legal Description | TRACT 1852 SERRA GARDENS BOOK 85 PAGE 11 LOT 22 |
| Legal Subdivision | SERRA GARDENS |
| Legal Tract | 1852 |
| Legal Lot Number | 22 |
| Jurisdiction | SANTA CLARA CA |
| Township / Civil Division | SAN JOSE |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 508101 |
1709 Heron Ave is owner-occupied and held in a trust since February 2025.
Source: Santa Clara County records, as of July 27, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 1709 HERON AVE, SUNNYVALE, CA 94087-4809 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
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 Sale | Aug 23, 2005 · Amount on File |
| Deed Sale | Aug 23, 2005 · Amount on File |
| Prior Sale | Aug 25, 1998 · Amount on File |
| Deed Document Number | 200518539595 |
| Last Transfer Date | Feb 24, 2025 |
| Transfer Doc | 0025771648 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SANTA CLARA CA |
| Property Address | 1709 HERON AVE, SUNNYVALE, CA 94087-4809 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 1709 HERON AVE, SUNNYVALE, CA 94087-4809 |
| Document Number | 0024741268 |
|---|---|
| Date | Dec 9, 2020 |
| Instrument | 24741268 |
| Name | GOOGAIN INC |
|---|---|
| Type | Mortgage Company |
| Address | SUNNYVALE, CA 94086 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 181 Months |
| Due | Jan 1, 2036 |
The 2025 property tax bill for 1709 Heron Ave was $14,696, up 2.8% from the year before.
Source: Santa Clara County assessment roll, as of July 27, 2026
| 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,279,593 (+2%) Land $959,703 Building $319,890 | |
| 2025 | $14,696.00 (+2.78%) | $1,254,504 Land $940,886 Building $313,618 |
| 2024 | $14,299.00 (+0.76%) | |
| 2023 | $14,191.00 (+0.33%) Homeowner's exemption | $1,205,792 Land $904,351 Building $301,441 |
| 2022 | $14,145.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1709 Heron Ave in Zone X, an area of moderate 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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 3 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 1709 Heron Ave 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 499 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| 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 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: GeoLinks.
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