Sonoma County property record for 17865 Riverside Dr, Sonoma, CA 95476
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 0.184 acres (8,000 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $250 (2022) |
| Flood Zone | Zone X (minimal risk) |
| APN | 133-150-018-000 |
| Primary APN | 133-150-018-000 |
|---|---|
| Alternative APN |
|
| Lot Area | 8,000 sqft (0.184 acres) |
|---|
| Old Parcel Number | 133-150-018 |
|---|---|
| Street Address | 17865 RIVERSIDE DR |
| City | SONOMA |
| State | CA |
| Zip | 95476-3737 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Local Zoning Code | R15UA |
| Legal Description | 74 FORM 133-150-09 PT TO 19 MAP DEPT BOND EST FILE |
| Legal Subdivision | MAP DEPT BOND EST |
| Legal Block | 1 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 150304 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 17805 RIVERSIDE DR, SONOMA, CA 95476-3737 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Oct 27, 2009 |
| Transfer Doc | 0000108831 |
| 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 | $532 (-) Land $532 | |
| 2025 | $532 (-) Land $532 | |
| 2023 | Additional exemption filed | $532 Land $532 |
| 2022 | $250.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 5 in force |
| Nearby Flood Claims | 5 (1983–2018) |
| Claims Outside the SFHA | 5 of 5 |
| Most Recent Claim | Apr 2018 · 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 63% of the US · lower than 78% of California |
|---|---|
| Wildfire Likelihood | 0.04% 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 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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