32 Patten St, Sonoma, CA 95476 Property Records

Sonoma County property record for 32 Patten St, Sonoma, CA 95476

Property Summary

Property TypeCommercial Office
Details9,186 sqft · built 1982
Lot Size0.422 acres (18,375 sqft)
OwnerCompany Name on Record
Last Sale$1,650,000 (Dec 2014)
Tax Bill$30,363 (2025)
Deeds & MortgagesOct 2025 Sale
Flood ZoneZone X (moderate risk)
APN018-212-032-000

Property Details

APN / Parcel Number

Primary APN018-212-032-000
Alternative APNs
  • 018-212-032
  • 018212023

Interior

Stories2 Stories
Building Area9,186 sqft Gross Area

Exterior

Year BuiltBuilt 1982
Effective Year BuiltEffective 2010
Architectural StyleL-Shape
Fire ResistanceWood or Wood & Steel Frame
Lot Area18,375 sqft (0.422 acres)

Location & Zoning

Old Parcel Number018-212-032
Street Address32 PATTEN ST
CitySONOMA
StateCA
Zip95476-6727
Property CategoryCommercial
Property TypeCommercial > Office > Commercial Office
Local Zoning CodeCCH
Legal Description2011 FM 018-212-022 & O23 VM SONOMA
Legal SubdivisionSONOMA
Legal Block1
Legal Lot Number61
JurisdictionSONOMA CA
Township / Civil DivisionSONOMA
Census Block Group1
Census Block1002
Census Tract150204

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Historic DistrictWithin the Sonoma Plaza
listed 1975 · 31 contributing resources · National Historic Landmark (designated 1960) · NRIS 75000489

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

Owner

Source: Sonoma County records, as of April 13, 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of RecordCompany Name on Record
Mailing Address35 MAPLE ST, SONOMA, CA 95476-7014
Owner TypeCompany
VestingLimited Liability Partnership

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleDec 8, 2014 · Amount on Record
Deed SaleDec 8, 2014 · Amount on Record
Deed Document Number201487505
Last Transfer DateOct 10, 2025
Transfer Doc0000050065
Record UpdatedJun 8, 2026

October 2025: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionSONOMA CA
Recording DateOct 17, 2025
Property Address32 PATTEN ST, SONOMA, CA 95476-6727
Document Number0000050065
Map ReferenceMB 604 PG 200
Instrument DateOct 10, 2025
Instrument2025050065
Transaction TypeTransfer
Record UpdatedOct 29, 2025
Title CompanyFIDELITY NATIONAL TITLE

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address35 MAPLE ST, SONOMA, CA 95476-7014

Transferred To (Grantee/Buyer)

NameVerified Name
Address35 MAPLE ST, SONOMA, CA 95476-7014

Tax Assessment & Valuation

Source: Sonoma County assessment roll, as of April 13, 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
2025$30,363.00 (+4.58%)$2,391,673 (+4.04%) Land $1,502,309 Building $889,364
2023$29,032.00 (+1.86%)$2,298,803 Land $1,443,973 Building $854,830
2022$28,502.00

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
moderate risk
500-Year FloodplainYes
0.2% annual chance
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 15 policies
Nearby Flood Policies15 in force
Nearby Flood Claims8 (1978–2025)
Claims Outside the SFHA6 of 8
Most Recent ClaimFeb 2025 · rainfall accumulation
Claims by Event
  • Severe Winter Storms, Flooding, Landslides, And Mudslides, Feb 2019 · 2 claims
  • Severe Winter Storm, Mud & Land Slides, & Flooding, Jan 1993 · 2 claims

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 579 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20
T-Mobile
Fixed Wireless
100 / 20
AT&T
DSL · Fiber, Fixed Wireless in parts of the area
100 / 20

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