Sonoma County property record for 668 Austin Ave, Sonoma, CA 95476
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,878 sqft · built 1951 |
| Lot Size | 0.286 acres (12,450 sqft) |
| Owner | Individual Name on File |
| Last Sale | $1,410,000 (Jun 2008) |
| Tax Bill | $21,156 (2025) |
| Deeds & Mortgages | Apr 2026 Transfer |
| Flood Zone | Zone X (moderate risk) |
| APN | 018-311-024-000 |
| Primary APN | 018-311-024-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,878 sqft Living Area |
| Gross Area | 2,150 sqft |
| 1st Floor Area | 1,878 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1951 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 12,450 sqft (0.286 acres) |
| Garage Type | Attached |
| Garage Area | 272 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 018-311-024 |
|---|---|
| Street Address | 668 AUSTIN AVE |
| City | SONOMA |
| State | CA |
| Zip | 95476-7118 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1H |
| Legal Block | 1 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 150204 |
668 Austin Ave is owned by an individual who acquired it in July 2008.
Source: Sonoma County records, as of September 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 19125 7TH ST E, SONOMA, CA 95476-5817 |
| Owner Type | Individual |
| Vesting | Sole Owner |
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 | Name on Deed |
|---|---|
| Last Sale | Jun 25, 2008 · Amount on File |
| Deed Sale | Jun 25, 2008 · Amount on File |
| Deed Document Number | 200858613 |
| Last Transfer Date | Jul 17, 2008 |
| Transfer Doc | 0000067347 |
| Record Updated | Oct 29, 2026 |
| Document Type | Gift Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Apr 17, 2026 |
| Property Address | 668 AUSTIN AVE, SONOMA, CA 95476-7118 |
| Document Number | 0000018651 |
| Instrument Date | Jan 26, 2026 |
| Instrument | 202618651 |
| Transaction Type | Transfer |
| Record Updated | Aug 27, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Sole Owner |
| Address | 19125 7TH ST E, SONOMA, CA 95476-5817 |
The 2025 property tax bill for 668 Austin Ave was $21,156.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Sonoma City |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,788,604 (+2%) Land $1,252,699 Building $535,905 | |
| 2025 | $21,156.00 | $1,753,535 Land $1,228,137 Building $525,398 |
| 2023 | $20,312.00 (-2.98%) | $1,685,446 Land $1,180,448 Building $504,998 |
| 2022 | $20,936.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 668 Austin Ave in Zone X, an area of moderate flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective February 15, 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 |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 15 policies |
| Nearby Flood Policies | 15 in force |
| Nearby Flood Claims | 8 (1978–2025) |
| Claims Outside the SFHA | 6 of 8 |
| Most Recent Claim | Feb 2025 · rainfall accumulation |
| Claims by Event |
|
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.
Wildfire risk around 668 Austin Ave is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond 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 SONOMA serves 10,619 people · EPA ID CA4910012 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jul 2024 |
| Lead | Under 1 ppb (2021–2023) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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 579 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
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