18466 4th Ave, Sonoma, CA 95476 Property Records

Sonoma County property record for 18466 4th Ave, Sonoma, CA 95476

Property Summary

Property Type	Duplex
Details	1 bd · 1 ba · 1,140 sqft · built 1950
Lot Size	0.198 acres (8,625 sqft)
Owner	2 Company Names on Record
Last Sale	$575,000 (Aug 2026)
Tax Bill	$5,351 (2025)
Deeds & Mortgages	Aug 2026 Sale
Flood Zone	Zone X (minimal risk)
APN	`056-471-014-000`

Property Details

APN / Parcel Number

Primary APN	`056-471-014-000`
Alternative APN	`056-471-014`

Interior

Bedrooms	1 Bed
Full Baths	1 Bath
Total Rooms	2 Rooms
Units	2 Units
Stories	2 Stories
Building Area	1,140 sqft Living Area
Gross Area	1,752 sqft

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1970
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	8,625 sqft (0.198 acres)
Garage Type	Attached
Garage Area	612 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Cooling System	None

Location & Zoning

Old Parcel Number	056-471-014
Street Address	18466 4TH AVE
City	SONOMA
State	CA
Zip	95476-3906
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R15UA
Legal Subdivision	BOYES SPGS PARK B
Legal Block	1
Legal Lot Number	3,4
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	1
Census Block	1020
Census Tract	150306

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	2 Company Names on Record
Mailing Address	3554 S SILVER SPRINGS RD, LAFAYETTE, CA 94549-5232
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 13, 2026 · Amount on Record
Deed Sale	Aug 13, 2026 · Amount on Record
Deed Document Number	202641349
Prior Transfer Date	May 17, 2006
Prior Transfer Doc	0000074239
Record Updated	Oct 29, 2026

August 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SONOMA CA
Recording Date	Aug 13, 2026
Property Address	18466 4TH AVE, SONOMA, CA 95476-3906
Document Number	0000041349
Instrument Date	Aug 10, 2026
Instrument	202641349
Transaction Type	Transfer
Record Updated	Aug 20, 2026
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE COMPAN

Transaction

Amount	Amount Recorded
Tax	$63,882.50
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	3554 S SILVER SPRINGS RD, LAFAYETTE, CA 94549-5232

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Unified School District	Sonoma Valley Unified School District (KG - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$235,387 (+2%) Land $87,081 Building $148,306
2025	$5,351.00 (+5.25%)	$230,773 (+4.04%) Land $85,374 Building $145,399
2023	$5,084.00 (+2.75%)	$221,813 Land $82,059 Building $139,754
2022	$4,948.00

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.

Flood

Source: FEMA National Flood Hazard Layer, effective February 15, 2026

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

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

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.02% annual chance
Exposure	Indirect 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	VALLEY OF THE MOON WATER DISTRICT serves 23,140 people · EPA ID CA4910013
Water Source	Groundwater
Last State Inspection	Sep 2022
Lead	Under 1 ppb (2024–2026) 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 718 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20
Starlink Satellite	280 / 30
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: T-Mobile.

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