Sonoma County property record for 17600 Johnson Ave, Sonoma, CA 95476
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 842 sqft · built 1949 |
| Lot Size | 0.138 acres (6,000 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $257,000 (Nov 2010) |
| Tax Bill | $5,200 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 056-302-005-000 |
| Primary APN | 056-302-005-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 2 Rooms |
| Stories | 1 Story |
| Building Area | 842 sqft Living Area |
| Gross Area | 1,112 sqft |
| 1st Floor Area | 842 sqft |
| Year Built | Built 1949 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Custom Design |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 6,000 sqft (0.138 acres) |
| Garage Type | Attached |
| Garage Area | 270 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | HVAC |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Old Parcel Number | 056-302-005 |
|---|---|
| Street Address | 17600 JOHNSON AVE |
| City | SONOMA |
| State | CA |
| Zip | 95476-3663 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R15UA |
| Legal Subdivision | TRACT #49 MAP OF OLIVE GROVE SUBDIVISION |
| Legal Block | 3 |
| Legal Lot Number | 5 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 150305 |
Source: Sonoma County records, as of September 1, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 17600 JOHNSON AVE, SONOMA, CA 95476-3663 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 1, 2010 · Amount on Record |
| Deed Sale | Nov 1, 2010 · Amount on Record |
| Prior Sale | Oct 4, 2002 · Amount on Record |
| Deed Document Number | 201094903 |
| Prior Transfer Date | Feb 5, 1997 |
| Prior Transfer Doc | 0000010316 |
| Record Updated | Oct 29, 2026 |
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Sonoma Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $335,834 (+2%) Land $117,608 Building $218,226 | |
| 2025 | $5,200.00 (-0.61%) Homeowner's exemption | $329,250 (+4.04%) Land $115,302 Building $213,948 |
| 2023 | $5,232.00 (+7.85%) Homeowner's exemption | $316,467 Land $110,826 Building $205,641 |
| 2022 | $4,851.00 |
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 | 2 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.
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 | 0.02% annual chance |
| Exposure | Indirect 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 | 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 711 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Verizon.
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