Sonoma County property record for 890 Walnut Ave, Sonoma, CA 95476
| Property Type | Duplex |
|---|---|
| Details | 2 bd · 1 ba · 1,560 sqft · built 1972 |
| Lot Size | 0.161 acres (7,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $212,000 (Mar 2011) |
| Tax Bill | $6,100 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 052-412-016-000 |
| Primary APN | 052-412-016-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 1,560 sqft Living Area |
| 1st Floor Area | 1,560 sqft |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 7,000 sqft (0.161 acres) |
| Cooling System | None |
|---|---|
| Heating System | Floor/Wall Furnace |
| Old Parcel Number | 052-412-016 |
|---|---|
| Street Address | 890 WALNUT AVE |
| City | SONOMA |
| State | CA |
| Zip | 95476-6182 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R15UA |
| Legal Description | 1972FORM PT OF52-412-04 TWN OF EL VERANO BLK42 LT1 |
| Legal Subdivision | TOWN OF EL VERANO |
| Legal Block | 42 |
| Legal Lot Number | 1 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 4 |
| Census Block | 4022 |
| Census Tract | 150304 |
Source: Sonoma County records, as of May 6, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | PO BOX 390, NOVATO, CA 94948-0390 |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 14, 2011 · Amount on Record |
| Deed Sale | Mar 14, 2011 · Amount on Record |
| Prior Sale | Aug 4, 2010 · Amount on Record |
| Deed Document Number | 201123394 |
| Prior Transfer Date | Mar 12, 1999 |
| Prior Transfer Doc | 0000034025 |
| Record Updated | Jun 8, 2026 |
Source: Sonoma County assessment roll, as of April 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $6,100.00 (+7.87%) | $271,597 (+4.04%) Land $96,082 Building $175,515 |
| 2023 | $5,655.00 (+5.82%) | $261,052 Land $92,352 Building $168,700 |
| 2022 | $5,344.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 | 6 in force |
| Nearby Flood Claims | 5 (1986–2019) |
| Claims Outside the SFHA | 5 of 5 |
| Most Recent Claim | Jan 2019 · river or lake flooding |
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: 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 | VALLEY OF THE MOON WATER DISTRICT serves 23,140 people · EPA ID CA4910013 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Sep 2022 |
| Lead | Under 1 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None 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 390 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 in parts of the area | 100 / 20 |
May also be available: T-Mobile.
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