511 3rd St W, Sonoma, CA 95476 Property Records

Sonoma County property record for 511 3rd St W, Sonoma, CA 95476 · Last verified April 2026

Property Summary

Property Type	Medical Building
Details	4,320 sqft · built 1970
Lot Size	0.3 acres (13,068 sqft)
Owner	Company Name on File
Last Sale	$825,000 (Aug 2013)
Tax Bill	$16,329 (2025)
Deeds & Mortgages	Oct 2018 Transfer
Flood Zone	Zone X (minimal risk)
APN	`018-241-038-000`

Property Details

APN / Parcel Number

Primary APN	`018-241-038-000`
Alternative APN	`018-241-038`

Interior

Stories	1 Story
Building Area	4,320 sqft Gross Area
1st Floor Area	4,320 sqft

Exterior

Year Built	Built 1970
Effective Year Built	Effective 1970
Fire Resistance	Masonry Walls, Wood Interior
Lot Area	13,068 sqft (0.3 acres)

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Central

Location & Zoning

Old Parcel Number	018-241-038
Street Address	511 3RD ST W
City	SONOMA
State	CA
Zip	95476-6501
Property Category	Commercial
Property Type	Commercial > Office > Medical Building
Legal Description	1969 FORM 18-241-20 & 21 COMB HERE BY MAP DEPT
Legal Subdivision	SEBASTIANI
Legal Block	2
Legal Lot Number	10,11
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	2
Census Block	2002
Census Tract	150204

Owner

Source: Sonoma County records · APN 018-241-038-000

Assessment roll updated April 13, 2026 · Last verified April 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 File
Mailing Address	PO BOX 247, EL VERANO, CA 95433-0247
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	Verified Name on Deed
Last Sale	Aug 15, 2013 · Amount on Record
Deed Sale	Aug 15, 2013 · Amount on Record
Deed Document Number	201383384
Last Transfer Date	Oct 02, 2018
Transfer Doc	0000069873
Record Updated	Jun 08, 2026

October 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SONOMA CA
Recording Date	Oct 05, 2018
Property Address	511 3RD ST W, SONOMA, CA 95476-6501
Document Number	0000069873
Instrument Date	Oct 02, 2018
Instrument	69873
Transaction Type	Transfer
Record Updated	Oct 24, 2018
Title Company	FIDELITY NATIONAL TITLE

Transaction

Tax	$0.00
Amount Accuracy	Full Value
Additional	Quitclaim Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	PO BOX 247 EL VERANO CA 954330247, EL VERANO, CA 95433-0247

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Municipality	Sonoma City
Unified School District	Sonoma Valley Unified School District (KG - 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	$16,329.00 (+6.02%)	$1,011,325 (+4.04%) Land $429,047 Building $582,278
2023	$15,402.00 (+2.39%)	$972,056 Land $412,388 Building $559,668
2022	$15,042.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Sonoma County (06097C), updated February 15, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060971502042, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Flood Insurance Cost	Premium on Record median of 12 individual NFIP policies nearby
Nearby Flood Policies	12 in force
Nearby Flood Claims	1 (2008)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Feb 2008

Wildfire

Wildfire Risk	Low above 20% of the US · above 11% of California
Wildfire Likelihood	About 1 in 10,000 per year
Exposure	Indirect within ember reach

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 662 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
Xfinity	Cable	2,000 / 250
Verizon	Fixed Wireless	300 / 20
AT&T	Fixed Wireless	100 / 20
T-Mobile USA	Fixed Wireless	100 / 20
AT&T	DSL	100 / 20

May also be available at this address: AT&T. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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