Sonoma County property record for 9813 Rosina Ct, Windsor, CA 95492
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,010 sqft · built 1989 |
| Lot Size | 0.18 acres (7,841 sqft) |
| Owner | Individual Name on File |
| Last Sale | $177,900 (Mar 1989) |
| Tax Bill | $4,190 (2025) |
| Deeds & Mortgages | Dec 2020 Reverse Mortgage Dec 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 066-420-045-000 |
| Primary APN | 066-420-045-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 3 Rooms |
| Stories | 2 Stories |
| Building Area | 2,010 sqft Living Area |
| 1st Floor Area | 1,218 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 7,841 sqft (0.18 acres) |
| Garage Area | 447 sqft |
| Cooling System | HVAC |
|---|
| Old Parcel Number | 066-420-045 |
|---|---|
| Street Address | 9813 ROSINA CT |
| City | WINDSOR |
| State | CA |
| Zip | 95492-8503 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYWI |
| Legal Description | STARBURST ESTATES LOT 19 |
| Legal Subdivision | STARBURST ESTATE |
| Legal Block | 3 |
| Legal Lot Number | 19 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | HEALDSBURG |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 153810 |
9813 Rosina Ct is owned and occupied by an individual who acquired it in April 2018.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 9813 ROSINA CT, WINDSOR, CA 95492-8503 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
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 |
|---|---|
| Dec 11, 2020 | Deed of Trust, Mortgage · Reverse Mortgage MUTUAL OF OMAHA MORTGAGE INC |
| Dec 7, 2020 | Deed of Trust, Mortgage · FHA Mortgage FEDERAL HSNG COMMISSIONER |
| Apr 27, 2018 | Intrafamily Transfer, Transfer · Conventional Mortgage SIERRA PACIFIC MORTGAGE CO INC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 2, 1989 · Amount on File |
| Deed Sale | Mar 2, 1989 · Amount on File |
| Deed Document Number | 198918044 |
| Last Transfer Date | Apr 23, 2018 |
| Transfer Doc | 0000029041 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 9813 ROSINA CT, WINDSOR, CA 95492-8503 |
| Transaction Type | Mortgage |
| Record Updated | Feb 7, 2021 |
| Title Company | PLACER TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 9813 ROSINA CT, WINDSOR, CA 95492-8503 |
| Document Number | 0000118567 |
|---|---|
| Date | Dec 11, 2020 |
| Instrument | 2020118567 |
| Name | MUTUAL OF OMAHA MORTGAGE INC |
|---|---|
| Type | Mortgage Company |
| Address | SAN DIEGO, CA 92108 |
| Type | Reverse Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.48% |
| Type Change Date | Feb 1, 2021 |
| Change Frequency | Monthly |
| Index | 1-Year CMT |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 9813 ROSINA CT, WINDSOR, CA 95492-8503 |
| Document Number | 0000118568 |
| Instrument Date | Dec 7, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Jan 5, 2021 |
| Title Company | PLACER TITLE COMPANY, PLACER TITLE CO. |
| Name | Verified Name |
|---|---|
| Address | 9813 ROSINA CT WINDSOR CA 954928503, WINDSOR, CA 95492-8503 |
| Document Number | 0000118568 |
|---|---|
| Date | Dec 11, 2020 |
| Instrument | 118568 |
| Name | FEDERAL HSNG COMMISSIONER |
|---|---|
| Address | 451 7TH ST SW, WASHINGTON, DC 20410-0001 |
| Type | FHA Mortgage |
|---|---|
| Amount | Amount on Record |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.48% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Apr 27, 2018 |
| Property Address | 9813 ROSINA CT, WINDSOR, CA 95492-8503 |
| Document Number | 0000029041 |
| Map Reference | DOC88064008 |
| Instrument Date | Apr 23, 2018 |
| Instrument | 2018029041 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | FIRST AMERICAN TITLE CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 00000 |
| Name | Verified Name |
|---|---|
| Address | 9048 BROOHS RD S, WINDSOR, CA 95492-7811 |
| Document Number | 0000029042 |
|---|---|
| Date | Apr 27, 2018 |
| Instrument | 2018029042 |
| Name | SIERRA PACIFIC MORTGAGE CO INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | May 1, 2048 |
The 2025 property tax bill for 9813 Rosina Ct was $4,190 with a homeowner's exemption.
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Windsor Town |
| Unified School District | Windsor Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $339,285 (+2%) Land $118,840 Building $220,445 | |
| 2025 | $4,190.00 Homeowner's exemption | $332,633 Land $116,510 Building $216,123 |
| 2023 | $4,022.00 (+1.8%) Homeowner's exemption | $319,719 Land $111,987 Building $207,732 |
| 2022 | $3,951.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 9813 Rosina Ct 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 |
| 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.
Wildfire risk around 9813 Rosina Ct is low, with a 0.02% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 95% of the US · lower than 97% of California |
|---|---|
| Wildfire Likelihood | 0.02% 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 | TOWN OF WINDSOR serves 25,561 people · EPA ID CA4910017 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2022 |
| 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 411 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Starlink Satellite | 280 / 30 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
May also be available: GeoLinks, T-Mobile, Verizon.
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