409 4th St, Petaluma, CA 94952 Property Records

Sonoma County property record for 409 4th St, Petaluma, CA 94952

Property Summary

Property TypeApartments (5+ Units)
Details12 bd · 6 ba · 4,896 sqft · built 1964
Lot Size0.207 acres (9,000 sqft)
OwnerCompany Name on Record
Last Sale$1,164,000 (Aug 2013)
Tax Bill$16,407 (2025)
Flood ZoneZone X (minimal risk)
APN008-115-020-000

Property Details

APN / Parcel Number

Primary APN008-115-020-000
Alternative APN
  • 008-115-020

Interior

Bedrooms12 Beds
Full Baths6 Baths
Total Rooms12 Rooms
Stories2 Stories
Building Area4,896 sqft Living Area

Exterior

Year BuiltBuilt 1964
Effective Year BuiltEffective 1964
Architectural StyleCustom Design
Construction TypeWood
Lot Area9,000 sqft (0.207 acres)

Utilities, Heating & Cooling

Cooling SystemNone

Location & Zoning

Old Parcel Number008-115-020
Street Address409 4TH ST
CityPETALUMA
StateCA
Zip94952-4258
Property CategoryResidential
Property TypeResidential > Multi-Unit > Apartments (5+ Units)
Local Zoning CodeCITYPE
Legal DescriptionBUSINESS CODE: J1
Legal SubdivisionPETALUMA
Legal Block2
Legal Lot Number36
JurisdictionSONOMA CA
Township / Civil DivisionPETALUMA
Census Block Group2
Census Block2006
Census Tract150701

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 RecordCompany Name on Record
Mailing Address1901 LAWTON ST, SAN FRANCISCO, CA 94122-3221
Owner TypeCompany
VestingTrust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleAug 30, 2013 · Amount on Record
Deed SaleAug 30, 2013 · Amount on Record
Deed Document Number201388800
Prior Transfer DateAug 26, 2013
Prior Transfer Doc0000088799
Record UpdatedOct 29, 2026

Tax Assessment & Valuation

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

Property Jurisdictions

TypeName
StateCalifornia
CountySonoma County
MunicipalityPetaluma City
Elementary School DistrictPetaluma City Elementary School District (KG - 06)
Secondary School DistrictPetaluma Joint Union High School District (07 - 12)

Tax Bill & Assessment History

YearTax BillAssessed Value
2026$1,462,329 (+2.41%) Land $362,603 Building $1,099,726
2025$16,407.00 (+9.34%)$1,427,941 (+4.09%) Land $355,494 Building $1,072,447
2023$15,006.00 (+0.86%)$1,371,849 Land $341,691 Building $1,030,158
2022$14,878.00

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 6 (20% premium discount)
Nearby Flood Policies2 in force
Nearby Flood Claims13 (1980–1998)
Claims Outside the SFHA4 of 13
Most Recent ClaimFeb 1998 · Severe Winter Storms And Flooding
Claims by Event
  • Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 4 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 PETALUMA
serves 61,427 people · EPA ID CA4910006
Water SourceGroundwater
Last State InspectionJun 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 ReportingNone
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 724 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Sonic Telecom
Fiber
10,000 / 10,000
Xfinity
Cable
2,000 / 250
Verizon
Fixed Wireless
300 / 20
AT&T
DSL · Fiber in parts of the area
100 / 20

May also be available: Astound Broadband, T-Mobile.

Nearby Properties on 4th St

Nearby Streets

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