9818 Rosina Ct, Windsor, CA 95492 Property Records

Sonoma County property record for 9818 Rosina Ct, Windsor, CA 95492

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,478 sqft · built 1989
Lot Size	0.233 acres (10,134 sqft)
Owner	2 Individual Names on Record
Last Sale	$75,000 (Feb 2001)
Tax Bill	$4,698 (2025)
Deeds & Mortgages	May 2017 Mortgage Oct 2020 Mortgage
Flood Zone	Zone X (minimal risk)
APN	`066-420-042-000`

Property Details

APN / Parcel Number

Primary APN	`066-420-042-000`
Alternative APN	`066-420-042`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Total Rooms	3 Rooms
Stories	1 Story
Building Area	1,478 sqft Living Area
1st Floor Area	1,478 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1989
Effective Year Built	Effective 1989
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	10,134 sqft (0.233 acres)
Garage Area	504 sqft

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Central

Location & Zoning

Old Parcel Number	066-420-042
Street Address	9818 ROSINA CT
City	WINDSOR
State	CA
Zip	95492-8502
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	CITYWI
Legal Description	MAP 412 PG 43 LOT 16
Legal Subdivision	STARBURST ESTATES
Legal Block	3
Legal Lot Number	16
Jurisdiction	SONOMA CA
Township / Civil Division	HEALDSBURG
Census Block Group	3
Census Block	3004
Census Tract	153810

Owner

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	2 Individual Names on Record
Mailing Address	9818 ROSINA CT, WINDSOR, CA 95492-8502
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
May 22, 2017	Deed of Trust, Mortgage · FHA Mortgage FLAGSTAR BANK FSB
Oct 2, 2020	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 14, 2001 · Amount on Record
Deed Sale	Feb 14, 2001 · Amount on Record
Prior Sale	Apr 18, 2000 · Amount on Record
Deed Document Number	200115051
Last Transfer Date	May 20, 2003
Transfer Doc	0000105434
Record Updated	Oct 29, 2026

May 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SONOMA CA
Property Address	9818 ROSINA CT, WINDSOR, CA 95492-8502
Transaction Type	Mortgage
Record Updated	Jul 25, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000039772
Date	May 22, 2017
Instrument	2017039772

Lender

Name	FLAGSTAR BANK FSB
Type	Bank
Address	TROY, MI 48098

Agreement

Type	FHA Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2047

October 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SONOMA CA
Property Address	9818 ROSINA CT, WINDSOR, CA 95492-8502
Transaction Type	Mortgage
Record Updated	Jul 25, 2022
Title Company	AMROCK INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	9818 ROSINA CT, WINDSOR, CA 95492-8502

Mortgage

Document Number	0000089424
Date	Oct 2, 2020
Instrument	2020089424

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	347 Months
Due	Sep 1, 2049

Tax Assessment & Valuation

Source: Sonoma County assessment roll, as of September 1, 2026

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Municipality	Windsor Town
Unified School District	Windsor Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$388,778 (+2%) Land $125,409 Building $263,369
2025	$4,698.00 (+4.17%) Homeowner's exemption	$381,155 (+4.04%) Land $122,950 Building $258,205
2023	$4,510.00 (+1.74%) Homeowner's exemption	$366,357 Land $118,177 Building $248,180
2022	$4,433.00

Assessed value is set for property tax purposes and is not a market price estimate.

Flood

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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 99.1% of the US · lower than 99.2% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond ember reach

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Drinking Water

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

Violations Reported to EPA

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.

Internet Providers

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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