512 Walnut St, Petaluma, CA 94952 Property Records

Sonoma County property record for 512 Walnut St, Petaluma, CA 94952

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,101 sqft · built 1915
Lot Size	0.129 acres (5,618 sqft)
Owner	Company Name on Record
Tax Bill	$2,170 (2025)
Deeds & Mortgages	Apr 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`006-151-003-000`

Property Details

APN / Parcel Number

Primary APN	`006-151-003-000`
Alternative APN	`006-151-003`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Total Rooms	3 Rooms
Stories	1 Story
Building Area	1,101 sqft Living Area
1st Floor Area	1,101 sqft
Basement Area	1,320 sqft

Exterior

Year Built	Built 1915
Effective Year Built	Effective 1915
Architectural Style	L-Shape
Construction Type	Wood
Lot Area	5,618 sqft (0.129 acres)
Garage Area	462 sqft

Utilities, Heating & Cooling

Cooling System	HVAC

Location & Zoning

Old Parcel Number	006-151-003
Street Address	512 WALNUT ST
City	PETALUMA
State	CA
Zip	94952-2752
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	CITYPE
Legal Subdivision	STRATTONS
Legal Block	4
Legal Lot Number	527
Jurisdiction	SONOMA CA
Township / Civil Division	PETALUMA
Census Block Group	4
Census Block	4005
Census Tract	150902

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	Company Name on Record
Mailing Address	512 WALNUT ST, PETALUMA, CA 94952-2752
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Apr 24, 2018
Transfer Doc	0000028934
Record Updated	Oct 29, 2026

April 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SONOMA CA
Recording Date	Apr 27, 2018
Property Address	512 WALNUT ST, PETALUMA, CA 94952-2752
Document Number	0000028934
Instrument Date	Apr 24, 2018
Instrument	28934
Transaction Type	Transfer
Record Updated	May 9, 2018
Title Company	ATTORNEY ONLY

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	512 WALNUT ST PETALUMA CA 949522752, PETALUMA, CA 94952-2752

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Municipality	Petaluma City
Elementary School District	Petaluma City Elementary School District (KG - 06)
Secondary School District	Petaluma Joint Union High School District (07 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$181,722 (+2%) Land $76,066 Building $105,656
2025	$2,170.00 (+12.96%) Homeowner's exemption	$178,160 (+4.04%) Land $74,575 Building $103,585
2023	$1,921.00 (+0.84%) Homeowner's exemption	$171,243 Land $71,680 Building $99,563
2022	$1,905.00

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 Claims	1 (1982)
Most Recent Claim	Jan 1982 · Severe Storms, Flood, Mudslides & High Tide

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	Not rated no burnable land within 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	CITY OF PETALUMA serves 61,427 people · EPA ID CA4910006
Water Source	Groundwater
Last State Inspection	Jun 2024
Lead	Under 1 ppb (2021–2023) 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 752 locations within half a mile, as of December 31, 2025

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

May also be available: T-Mobile.

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