237 W Macarthur St, Sonoma, CA 95476 Property Records

Sonoma County property record for 237 W Macarthur St, Sonoma, CA 95476

Property Summary

Property Type	Duplex
Details	5 bd · 3 ba · 2,262 sqft · built 1977
Lot Size	0.45 acres (19,602 sqft)
Owner	2 Company Names on Record
Last Sale	$260,000 (Aug 1992)
Tax Bill	$7,823 (2025)
Deeds & Mortgages	Feb 2024 Mortgage
Flood Zone	Zone X (moderate risk)
APN	`128-071-049-000`

Property Details

APN / Parcel Number

Primary APN	`128-071-049-000`
Alternative APN	`128-071-049`

Interior

Bedrooms	5 Beds
Full Baths	3 Baths
Total Rooms	5 Rooms
Units	2 Units
Stories	1 Story
Building Area	2,262 sqft Living Area
Gross Area	3,054 sqft
1st Floor Area	2,262 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1977
Effective Year Built	Effective 1977
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	19,602 sqft (0.45 acres)
Garage Type	Attached
Garage Area	792 sqft
Parking Spaces	3 Parking Spaces

Utilities, Heating & Cooling

Cooling System	None

Location & Zoning

Old Parcel Number	128-071-049
Street Address	237 W MACARTHUR ST
City	SONOMA
State	CA
Zip	95476-7425
Property Category	Residential
Property Type	Residential > Multi-Unit > Duplex
Local Zoning Code	R2
Legal Description	78 FORM PT OF 45 CW 46 OR 3267-865
Legal Block	1
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	1
Census Block	1003
Census Tract	150203

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	18789 LOMITA AVE, SONOMA, CA 95476-4618
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Aug 18, 1992 · Amount on Record
Deed Sale	Aug 18, 1992 · Amount on Record
Deed Document Number	1992101300
Last Transfer Date	Jul 21, 2009
Transfer Doc	0000073893
Record Updated	Oct 29, 2026

February 2024: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	SONOMA CA
Recording Date	Feb 8, 2024
Property Address	237 W MACARTHUR ST, SONOMA, CA 95476-7425
Document Number	0000005808
Instrument Date	Feb 6, 2024
Instrument	2024005808
Transaction Type	Transfer
Record Updated	Feb 23, 2024
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Tax	$0.00
Amount Accuracy	Transfer Tax Exempt
Additional	Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	18789 LOMITA AVE, SONOMA, CA 95476-4618

Mortgage

Document Number	0000005809
Date	Feb 8, 2024
Instrument	2024005809

Lender

Name	HOMEXPRESS MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2054

Tax Assessment & Valuation

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

Year	Tax Bill	Assessed Value
2026		$460,442 (+2%) Land $150,523 Building $309,919
2025	$7,823.00 (-0.86%)	$451,415 (+4.04%) Land $147,572 Building $303,843
2023	$7,891.00 (+6.08%)	$433,889 Land $141,843 Building $292,046
2022	$7,439.00

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 moderate risk
500-Year Floodplain	Yes 0.2% annual chance
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	7 in force
Nearby Flood Claims	4 (1978–2005)
Claims Outside the SFHA	3 of 4
Most Recent Claim	Dec 2005 · Severe Storms, Flooding, Mudslides, And Landslides

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	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	None 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 System	CITY OF SONOMA serves 10,619 people · EPA ID CA4910012
Water Source	Groundwater
Last State Inspection	Jul 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	1 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 546 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
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fixed Wireless in parts of the area	100 / 20