Sonoma County property record for 656 3rd St W, Sonoma, CA 95476
| Property Type | Commercial Office |
|---|---|
| Details | 5,608 sqft · built 1987 |
| Lot Size | 0.413 acres (18,000 sqft) |
| Owner | Company Name on File |
| Last Sale | $1,050,000 (Apr 2010) |
| Tax Bill | $22,163 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 018-293-003-000 |
| Primary APN | 018-293-003-000 |
|---|---|
| Alternative APN |
|
| Stories | 2 Stories |
|---|---|
| Building Area | 5,608 sqft Gross Area |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | Custom Design |
| Lot Area | 18,000 sqft (0.413 acres) |
| Cooling System | HVAC |
|---|---|
| Heating System | Central |
| Old Parcel Number | 018-293-003 |
|---|---|
| Street Address | 656 3RD ST W |
| City | SONOMA |
| State | CA |
| Zip | 95476-6805 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Commercial Office |
| Local Zoning Code | R3 |
| Legal Subdivision | SEBASTINI SUBDIVISION |
| Legal Block | 2 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 150204 |
Source: Sonoma County records · APN 018-293-003-000
Assessment roll updated April 13, 2026 · Last verified April 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 18705 SERRAMONTE DR, LOS GATOS, CA 95030-3049 |
| Owner Type | Company |
| Vesting | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Apr 01, 2010 · Amount on Record |
| Deed Sale | Apr 01, 2010 · Amount on Record |
| Deed Document Number | 201027073 |
| Prior Transfer Date | Feb 10, 2005 |
| Prior Transfer Doc | 0000019511 |
| Record Updated | Jun 08, 2026 |
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified April 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Sonoma City |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $22,163.00 (+6.14%) | $1,355,351 (+4.04%) Land $516,324 Building $839,027 |
| 2023 | $20,880.00 (+2.46%) | $1,302,723 Land $496,275 Building $806,448 |
| 2022 | $20,379.00 |
Source: FEMA National Flood Hazard Layer, Sonoma County (06097C), updated February 15, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060971502042, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 12 policies |
| Nearby Flood Policies | 12 in force |
| Nearby Flood Claims | 1 (2008) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 2008 |
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 662 locations within half a mile · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026
| Water System | CITY OF SONOMA serves 10,619 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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