645 S Main St, Sebastopol, CA 95472 Property Records

Sonoma County property record for 645 S Main St, Sebastopol, CA 95472 · Last verified August 2026

Property Highlights

Property TypeCommercial > Office > Commercial Office
Architecture StyleCustom Design
Year BuiltBuilt 1971
Square Footage898 sqft Gross Area
Lot Size5,700 sqft (0.131 acres)
Last Sale$725,000 (2025)
Tax Bill$3,399.00 (2025)

Owner

Source: Sonoma County records · APN 004-094-019-000

Assessment roll updated April 13, 2026 · Last verified August 2026

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

Owner of RecordCompany Name on File
Mailing Address7876 APPLE BLOSSOM LN, SEBASTOPOL, CA 95472-2858
Owner TypeOwner is a Company

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleFeb 14, 2025 · Amount on Record
Deed SaleFeb 14, 2025 · Amount on Record
Deed Doc Number20256725
Prior Transfer DateMar 21, 2023
Prior Transfer Doc0000012635
Record RefreshedSep 20, 2026

Tax Assessment & Valuation

Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified August 2026

Property Jurisdictions

TypeName
StateCalifornia
CountySonoma County
MunicipalitySebastopol City
Secondary School DistrictWest Sonoma County Union High School District (09 - 12)
Elementary School DistrictSebastopol Union Elementary School District (KG - 08)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.

YearTax BillAssessed Value
2025$3,399.00 (+22.62%)$229,386 (+4.04%) Land $126,897 Building $102,489
2023$2,772.00 (+0.4%)$220,480 Land $121,970 Building $98,510
2022$2,761.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Sonoma County (06097C), updated February 15, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
Flood HazardMinimal
500-Year FloodplainNo
Special Flood Hazard AreaNo

Wildfire

Wildfire RiskLow
above 38% of the US · above 23% of California
Wildfire LikelihoodAbout 1 in 1,754 per year
ExposureIndirect
within ember reach

Values are read at the parcel center point; lenders make the official flood determination.

Property Details

APN / Parcel Number

Primary APN004-094-019-000
Alternative APN
  • 004-094-019

Interior

Building Area898 sqft Gross Area
1st Floor898 sqft 1st Floor
Stories1 Stories

Exterior

Year BuiltBuilt 1916
Effective Year BuiltEffective 1971
Architectural StyleCustom Design Style
Construction TypeWood Construction
Fire Resistance ClassBuildings having wood or wood and steel frames.
Lot Area5,700 sqft (0.131 acres)

Utilities and HVAC

Cooling SystemHVAC Cooling
Heating SystemCentral Heating

Location & Zoning

Street Address645 S MAIN ST
CitySEBASTOPOL
StateCA
Zip95472-4265
Property UsageCommercial Property Usage
TypeCommercial > Office > Commercial Office
Legal SubdivisionJW PITTS ADD
Legal Block2
Legal Lot Number68
JurisdictionSONOMA CA
Minor Civil DivisionSEBASTOPOL
Census Blockgroup2
Census Block2006
Census Tract153403

Nearby Properties on S Main St

Nearby Streets

Search Property Records by Address or Parcel Number