511 Webster St, Petaluma, CA 94952 Property Records

Sonoma County property record for 511 Webster St, Petaluma, CA 94952

Property Summary

Property Type	Care Home (Retirement, Nursing, Convalescent)
Details	6 bd · 6.5 ba · 2,800 sqft · built 2009
Lot Size	0.172 acres (7,500 sqft)
Owner	2 Individual Names on File
Last Sale	$800,000 (Apr 2013)
Tax Bill	$11,359 (2025)
Flood Zone	Zone X (minimal risk)
APN	`008-011-072-000`

Property Details

APN / Parcel Number

Primary APN	`008-011-072-000`
Alternative APN	`008-011-072`

Interior

Bedrooms	6 Beds
Full Baths	6.5 Baths
Half Baths	1 Half Bath
Total Rooms	6 Rooms
Units	3 Units
Stories	2 Stories
Building Area	2,800 sqft Gross Area

Exterior

Year Built	Built 2009
Effective Year Built	Effective 2009
Architectural Style	Custom Design
Lot Area	7,500 sqft (0.172 acres)

Location & Zoning

Old Parcel Number	008-011-072
Street Address	511 WEBSTER ST
City	PETALUMA
State	CA
Zip	94952-2455
Property Category	Commercial
Property Type	Commercial > Retail > Care Home (Retirement, Nursing, Convalescent)
Legal Description	2007 FM PTN 008-011-032 PCL SPLIT PER OR
Legal Subdivision	HILLSIDE TRACT
Legal Block	3
Legal Lot Number	21
Jurisdiction	SONOMA CA
Township / Civil Division	PETALUMA
Census Block Group	3
Census Block	3008
Census Tract	150800

Owner

Source: Sonoma County records · APN 008-011-072-000

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

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

Owner of Record	2 Individual Names on File
Mailing Address	507 EL DORADO CT, SANTA ROSA, CA 95404-2106
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Apr 19, 2013 · Amount on Record
Deed Sale	Apr 19, 2013 · Amount on Record
Prior Sale	Apr 28, 2010 · Amount on Record
Deed Document Number	201340477
Record Updated	Jun 08, 2026

Tax Assessment & Valuation

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

Assessed value is set for property tax purposes and is not a market price estimate.

Year	Tax Bill	Assessed Value
2025	$11,359.00 (+9.54%)	$985,129 (+4.04%) Land $295,535 Building $689,594
2023	$10,370.00 (+0.87%)	$946,877 Land $284,060 Building $662,817
2022	$10,281.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of February 15, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X minimal risk
Flood Insurance Requirement	Not required lenders may require it

Wildfire

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None beyond ember reach

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

Provider	Max Down / Up (Mbps)
Sonic Telecom Fiber	10,000 / 10,000
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20

Based on FCC filings for 714 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water System	CITY OF PETALUMA serves 61,427 people
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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.