Sonoma County property record for 671 Ave del Oro, Sonoma, CA 95476
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,566 sqft · built 1974 |
| Lot Size | 0.184 acres (8,000 sqft) |
| Owner | Trust Name on File |
| Last Sale | $645,000 (Jun 2009) |
| Tax Bill | $2,449 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 023-023-013-000 |
| Primary APN | 023-023-013-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,566 sqft Living Area |
| 1st Floor Area | 1,566 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1974 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | L-Shape |
| Exterior Material | Wood |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 8,000 sqft (0.184 acres) |
| Garage Area | 462 sqft |
| Porch | Porch |
| Cooling System | HVAC |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Old Parcel Number | 023-023-013 |
|---|---|
| Street Address | 671 AVENUE DEL ORO |
| City | SONOMA |
| State | CA |
| Zip | 95476-7235 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYSO |
| Legal Description | 86 FM 23-022-12 APN CHG PER MD |
| Legal Subdivision | MONTE VISTA ESTATES 04 |
| Legal Block | 3 |
| Legal Lot Number | 13 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 150204 |
671 Ave del Oro is owner-occupied and held in a trust since May 2013.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 671 AVENUE DEL ORO, SONOMA, CA 95476-7235 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | 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 | Name on Deed |
|---|---|
| Last Sale | Jun 12, 2009 · Amount on File |
| Deed Sale | Jun 12, 2009 · Amount on File |
| Prior Sale | Aug 30, 2002 · Amount on File |
| Deed Document Number | 200957227 |
| Last Transfer Date | May 16, 2013 |
| Transfer Doc | 0000056769 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 671 Ave del Oro was $2,449 with a homeowner's exemption.
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 | $105,385 (+2%) Land $21,562 Building $83,823 | |
| 2025 | $2,449.00 Homeowner's exemption | $103,320 Land $21,140 Building $82,180 |
| 2023 | $2,290.00 (-0.56%) Homeowner's exemption | $99,310 Land $20,320 Building $78,990 |
| 2022 | $2,303.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 671 Ave del Oro in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1998.
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 minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 3 in force |
| Nearby Flood Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 1998 · rainfall accumulation |
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 671 Ave del Oro 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 | Direct burnable vegetation |
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 540 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 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: T-Mobile.
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