Sonoma County property record for 1990 Castle Rd, Sonoma, CA 95476
| Property Type | Vineyard |
|---|---|
| Lot Size | 373 acres (16,256,592 sqft) |
| Owner | Company Name on File |
| Tax Bill | $933 (2025) |
| Deeds & Mortgages | Sep 2023 Transfer Dec 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 127-051-038-000 |
| Primary APN | 127-051-038-000 |
|---|---|
| Alternative APN |
|
| Lot Area | 16,256,592 sqft |
|---|
| Cooling System | None |
|---|
| Old Parcel Number | 127-051-038 |
|---|---|
| Street Address | 1990 CASTLE RD |
| City | UNINCORP COUNTY |
| State | CA |
| Property Category | Agriculture or Farming |
| Property Type | Agriculture / Farming > Vineyard |
| Local Zoning Code | RRDW40 |
| Legal Description | 1971 FORM PT OF 127-051-31 PER MAP DEPT |
| Legal Block | 2 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SONOMA |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 150206 |
1990 Castle Rd, an agricultural property, is owned by a company that acquired it in April 2023 and is owner-occupied.
Source: Sonoma County records, as of September 1, 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 | Company Name on File |
|---|---|
| Mailing Address | 1695 CASTLE RD, SONOMA, CA 95476-8625 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Date | Document |
|---|---|
| Sep 5, 2023 | Quit Claim Deed, Transfer Quitclaim |
| Dec 30, 2021 | Deed of Trust, Mortgage · SBA Mortgage UNITED STATES SMALL BUSINESS ADMIN |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Apr 13, 2023 |
| Transfer Doc | 0000041377 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Sep 5, 2023 |
| Property Address | 1990 CASTLE RD, SONOMA, CA 95476 |
| Document Number | 0000041377 |
| Instrument Date | Apr 13, 2023 |
| Instrument | 2023041377 |
| Transaction Type | Transfer |
| Record Updated | Sep 19, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1695 CASTLE RD, SONOMA, CA 95476-8625 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 1990 CASTLE RD, SONOMA, CA 95476 |
| Transaction Type | Mortgage |
| Record Updated | Jul 26, 2022 |
| Name | Verified Name |
|---|---|
| Address | 1695 CASTLE RD, SONOMA, CA 95476-8625 |
| Document Number | 0000140608 |
|---|---|
| Date | Dec 30, 2021 |
| Instrument | 2021140608 |
| Name | UNITED STATES SMALL BUSINESS ADMIN |
|---|---|
| Type | Government Agency |
| Address | EL PASO, TX 79925 |
| Type | SBA Mortgage |
|---|---|
| Amount | Amount on Record |
The 2025 property tax bill for 1990 Castle Rd was $933 with an additional exemption.
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 | $4,020,976 (-0.15%) Land $2,198,594 Building $1,822,382 | |
| 2025 | $933.00 Veteran's exemption Additional exemption filed | $4,027,214 Land $2,187,681 Building $1,839,533 |
| 2023 | $876.00 (+45.76%) Additional exemption filed | $4,104,690 Land $2,153,122 Building $1,951,568 |
| 2022 | $601.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1990 Castle Rd in Zone X, an area of minimal flood risk.
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 | 3 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.
Wildfire risk around 1990 Castle Rd is moderate, ranking above 57% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 57% of the US · lower than 66% 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: FCC Broadband Data Collection, as of December 31, 2025
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