Sonoma County property record for 4160 Napa Rd, Sonoma, CA 95476
| Property Type | Multi-Family Dwellings |
|---|---|
| Details | 1 bd · 1.5 ba · 1,746 sqft · built 1978 |
| Lot Size | 103 acres (4,519,785 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $13,813 (2025) |
| Deeds & Mortgages | Jul 2023 Transfer Dec 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 126-112-011-000 |
| Primary APN | 126-112-011-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 3 Rooms |
| Stories | 2 Stories |
| Building Area | 1,746 sqft Living Area |
| Gross Area | 2,670 sqft |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Multi-Family |
| Lot Area | 4,519,785 sqft |
| Garage Type | Attached |
| Garage Area | 924 sqft |
| Parking Spaces | 4 Parking Spaces |
| Old Parcel Number | 126-112-011 |
|---|---|
| Street Address | 4160 NAPA RD |
| City | SONOMA |
| State | CA |
| Zip | 95476-9523 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Multi-Family Dwellings |
| Legal Description | 2018 FM REM 126-112-009 PER PM MNS14-0012, DES REM |
| Legal Block | 1 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 150100 |
4160 Napa Rd, a residential property, is held in a trust.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 4160 NAPA RD, SONOMA, CA 95476-9523 |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jul 27, 2023 | Intrafamily Transfer, Transfer |
| Dec 29, 2017 | Deed of Trust, Mortgage · Commercial Mortgage SUMMIT STATE BANK |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | NAPA CA |
| Recording Date | Jul 27, 2023 |
| Property Address | 4160 NAPA RD, SONOMA, CA 95476-9523 |
| Document Number | 0000010908 |
| Instrument Date | Jul 27, 2023 |
| Instrument | 2023-0010908 |
| Transaction Type | Transfer |
| Record Updated | Aug 10, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4160 NAPA RD, SONOMA, CA 95476-9523 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 4160 NAPA RD, SONOMA, CA 95476-9523 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | NORTH COAST TITLE CO |
| Name | Verified Name |
|---|
| Document Number | 0000101216 |
|---|---|
| Date | Dec 29, 2017 |
| Instrument | 2017101216 |
| Name | SUMMIT STATE BANK |
|---|---|
| Type | Bank |
| Address | SANTA ROSA, CA 95406 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 4160 Napa Rd was $13,813.
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 | $1,194,288 (+1.51%) Land $442,042 Building $752,246 | |
| 2025 | $13,813.00 Additional exemption filed | $1,176,509 Land $439,012 Building $737,497 |
| 2023 | $8,663.00 (+1.83%) Additional exemption filed | $721,557 Land $237,545 Building $484,012 |
| 2022 | $8,507.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 4160 Napa Rd in Zone X, an area of minimal flood risk, though there have been 9 flood claims nearby since 1994.
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 |
| Flood Insurance Cost | Premium on File median of 10 policies |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 9 (1994–2019) |
| Claims Outside the SFHA | 4 of 9 |
| Most Recent Claim | Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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.
Wildfire risk around 4160 Napa Rd is moderate, ranking above 68% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 68% of the US · above 43% of California |
|---|---|
| Wildfire Likelihood | 0.3% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: FCC Broadband Data Collection, based on 1 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Starlink Satellite | 280 / 30 |
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