Sonoma County property record for 1817 William Dr, Penngrove, CA 94951
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 2 ba · 1,772 sqft · built 1987 |
| Lot Size | 1.13 acres (49,222 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $471,500 (Apr 2010) |
| Tax Bill | $11,102 (2025) |
| Deeds & Mortgages | May 2026 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 047-292-061-000 |
| Primary APN | 047-292-061-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 1 Room |
| Stories | 1 Story |
| Building Area | 1,772 sqft Living Area |
| 1st Floor Area | 1,772 sqft |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1988 |
| Construction Type | Wood |
| Lot Area | 49,222 sqft (1.13 acres) |
| Garage Area | 520 sqft |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 047-292-061 |
|---|---|
| Street Address | 1817 WILLIAM DR |
| City | PENNGROVE |
| State | CA |
| Zip | 94951-9562 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RRB7FRZN |
| Legal Description | 88 FM 47-292-28 CW 29 OR 87078766 |
| Legal Subdivision | CANON MANOR |
| Legal Block | 5 |
| Legal Lot Number | 103 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 5 |
| Census Block | 5023 |
| Census Tract | 151311 |
Source: Sonoma County records, as of October 13, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Company Names on Record |
|---|---|
| Mailing Address | 145 BOTTASSO CT, SANTA ROSA, CA 95404-8216 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 16, 2010 · Amount on Record |
| Deed Sale | Apr 16, 2010 · Amount on Record |
| Deed Document Number | 201031373 |
| Prior Transfer Date | Sep 16, 2003 |
| Prior Transfer Doc | 0000211712 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | May 7, 2026 |
| Property Address | 1817 WILLIAM DR, PENNGROVE, CA 94951-9562 |
| Document Number | 0000022716 |
| Instrument Date | Apr 14, 2026 |
| Instrument | 202622716 |
| Transaction Type | Transfer |
| Record Updated | Sep 24, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Trust |
| Address | 145 BOTTASSO CT, SANTA ROSA, CA 95404-8216 |
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Cotati-Rohnert Park Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $620,778 (+2%) Land $263,318 Building $357,460 | |
| 2025 | $11,102.00 (+3.45%) | $608,606 (+4.04%) Land $258,155 Building $350,451 |
| 2023 | $10,732.00 (-0.1%) | $584,976 Land $248,132 Building $336,844 |
| 2022 | $10,743.00 |
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 | 1 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 | Moderate above 51% of the US · lower than 70% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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 | CANON MANOR WATER SYSTEM private · serves 828 people · EPA ID CA4910022 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Mar 2025 |
| Also Mapped Here | PENNGROVE WATER COMPANY (PUC) |
| Lead | Under 1 ppb (2023–2025) 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 142 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 | 100 / 20 |
May also be available: Verizon.
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