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453 Brownstone Ln, Sonoma, CA 95476 Property Records

Sonoma County property record for 453 Brownstone Ln, Sonoma, CA 95476

Property Summary

Property TypePlanned Unit Development
Details4 bd · 2.5 ba · 2,392 sqft · built 2000
Lot Size0.212 acres (9,229 sqft)
Owner2 Individual Names on Record
Last Sale$850,000 (Jun 2017)
Tax Bill$12,930 (2025)
Deeds & MortgagesJun 2017 Sale & Mortgage
Flood ZoneZone X (minimal risk)
APN128-520-035-000

Property Details

APN / Parcel Number

Primary APN128-520-035-000
Alternative APN
  • 128-520-035

Interior

Bedrooms4 Beds
Full Baths2.5 Baths
Half Baths1 Half Bath
Total Rooms4 Rooms
Stories2 Stories
Building Area2,392 sqft Living Area
Gross Area2,892 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 2000
Effective Year BuiltEffective 2001
Architectural StyleCustom Design
Construction TypeWood
Lot Area9,229 sqft (0.212 acres)
Garage TypeAttached
Garage Area500 sqft
Parking Spaces2 Parking Spaces

Utilities, Heating & Cooling

Heating SystemCentral

Location & Zoning

Old Parcel Number128-520-035
Street Address453 BROWNSTONE LN
CitySONOMA
StateCA
Zip95476-7303
Property CategoryResidential
Property TypeResidential > Condominium / Townhouse > Planned Unit Development
Legal Description2000 FM PT 128-520-31 BROWNSTONE VILLAGE LT 4
Legal SubdivisionBROWNSTONE VILLAGE
Legal Block1
Legal Lot Number4
JurisdictionSONOMA CA
Township / Civil DivisionSONOMA
Census Block Group1
Census Block1007
Census Tract150203

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 Record2 Individual Names on Record
Mailing Address453 BROWNSTONE LN, SONOMA, CA 95476-7303
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleJun 14, 2017 · Amount on Record
Deed SaleJun 14, 2017 · Amount on Record
Prior SaleSep 11, 2013 · Amount on Record
Deed Document Number201746252
Prior Transfer DateAug 30, 1999
Prior Transfer Doc0000111310
Record UpdatedOct 29, 2026

June 2017: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionSONOMA CA
Recording DateJun 14, 2017
Property Address453 BROWNSTONE LN, SONOMA, CA 95476-7303
Document Number0000046252
Map ReferenceMAP592 PG12-15
Instrument DateJun 8, 2017
Instrument2017046252
Transaction TypeTransfer
Record UpdatedAug 19, 2021
Title CompanyFIRST AMERICAN TITLE COMPANY

Transaction

AmountAmount Recorded
DownpaymentDownpayment on Record
Loan-to-Value (LTV)LTV on Record
Tax$0.00
Amount AccuracyCalculated from Transfer Tax
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCommunity Property with Right of Survivorship
Address453 BROWNSTONE LN, SONOMA, CA 95476-7303

Mortgage

Document Number0000046254
DateJun 14, 2017
Instrument2017046254
Lender
NameMUFG UNION BANK NA
TypeBank
Agreement
TypeARM
AmountAmount Recorded
Term361 Months
DueJul 1, 2047
Interest
Rate TypeAdjustable Rate
Rate3.37%
Type Change DateJul 1, 2024
Change FrequencyAnnually
Min Rate At Change2.25%
Max Rate At Change5.37%
Index1-Year LIBOR
Max Rate9.37%

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountySonoma County
MunicipalitySonoma City
Unified School DistrictSonoma Valley Unified School District (KG - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$1,006,219 (+2%) Land $402,486 Building $603,733
2025$12,930.00 (+6.88%)$986,491 (+4.04%) Land $394,595 Building $591,896
2023$12,098.00 (+1.55%)$948,186 Land $379,273 Building $568,913
2022$11,913.00

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 ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 10 (0% premium discount)
Nearby Flood Policies7 in force
Nearby Flood Claims4 (1978–2005)
Claims Outside the SFHA3 of 4
Most Recent ClaimDec 2005 · Severe Storms, Flooding, Mudslides, And Landslides

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 RiskLow
lower than 80% of the US · lower than 88% of California
Wildfire Likelihood0.01% annual chance
ExposureNone
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 SystemCITY OF SONOMA
serves 10,619 people · EPA ID CA4910012
Water SourceGroundwater
Last State InspectionJul 2024
LeadUnder 1 ppb (2021–2023)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
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 417 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable		2,000 / 250
Verizon
Fixed Wireless		300 / 20
AT&T
Fixed Wireless · DSL		100 / 20

May also be available: T-Mobile.

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