493 Patten St, Sonoma, CA 95476 Property Records

Sonoma County property record for 493 Patten St, Sonoma, CA 95476

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 1,679 sqft · built 1910
Lot Size	0.193 acres (8,400 sqft)
Owner	Company Name on Record
Last Sale	$3,500,000 (Jul 2022)
Tax Bill	$43,052 (2025)
Deeds & Mortgages	Sep 2021 Mortgage Aug 2022 Mortgage + 6 more
Flood Zone	Zone X (moderate risk)
APN	`018-321-030-000`

Property Details

APN / Parcel Number

Primary APN	`018-321-030-000`
Alternative APN	`018-321-030`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	4 Rooms
Stories	1 Story
Building Area	1,679 sqft Living Area
1st Floor Area	1,679 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1910
Effective Year Built	Effective 2015
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	8,400 sqft (0.193 acres)
Garage Area	336 sqft
Parking Spaces	1 Parking Space

Utilities, Heating & Cooling

Cooling System	HVAC
Heating System	Floor/Wall Furnace

Location & Zoning

Old Parcel Number	018-321-030
Street Address	493 PATTEN ST
City	SONOMA
State	CA
Zip	95476-6733
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Subdivision	PUEBLO OF SONOMA
Legal Block	3
Jurisdiction	SONOMA CA
Township / Civil Division	SONOMA
Census Block Group	3
Census Block	3007
Census Tract	150204

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	493 PATTEN ST, SONOMA, CA 95476-6733
Owner Type	Company
Vesting	Trust

Deeds, Mortgages & Sale History

Date	Document
Sep 7, 2021	Deed of Trust, Mortgage · Conventional Mortgage CASTLE MORTGAGE CORP
Aug 31, 2022	Deed of Trust, Mortgage · Conventional Mortgage M & T BANK
Jul 31, 2018	Deed of Trust, Mortgage · ARM WELLS FARGO BANK NA
May 30, 2019	Deed of Trust, Mortgage · Line of Credit WELLS FARGO BANK NA
Jul 6, 2022	Grant Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO
Sep 3, 2019	Grant Deed, Transfer FIRST AMERICAN TITLE
Jun 11, 2018	Affidavit of Death, Transfer OLD REPUBLIC TITLE
Jun 11, 2018	Grant Deed, Transfer OLD REPUBLIC TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Jul 6, 2022 · Amount on Record
Deed Sale	Jul 6, 2022 · Amount on Record
Prior Sale	Sep 3, 2019 · Amount on Record
Deed Document Number	202246408
Prior Transfer Date	Sep 4, 2003
Prior Transfer Doc	0000191245
Record Updated	Oct 29, 2026

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SONOMA CA
Property Address	493 PATTEN ST, SONOMA, CA 95476-6733
Transaction Type	Mortgage
Record Updated	Aug 17, 2023
Title Company	NEXTITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	PO BOX 1898, GLEN ELLEN, CA 95442-1898

Mortgage

Document Number	0000101019
Date	Sep 7, 2021
Instrument	2021101019

Lender

Name	CASTLE MORTGAGE CORP
Type	Mortgage Company
Address	NEWPORT BEACH, CA 92660

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	360 Months
Due	Sep 1, 2051

August 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SONOMA CA
Property Address	493 PATTEN ST, SONOMA, CA 95476-6733
Transaction Type	Mortgage
Record Updated	Aug 17, 2023
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	493 PATTEN ST, SONOMA, CA 95476-6733

Mortgage

Document Number	0000057665
Date	Aug 31, 2022
Instrument	2022057665

Lender

Name	M & T BANK
Type	Bank
Address	BUFFALO, NY 14203

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Sep 1, 2052

Interest

Rate Type	Adjustable Rate
Rate	4.12%
Type Change Date	Sep 1, 2032
Min Rate At Change	2.25%
Max Rate At Change	9.12%
Index	1-Year CMT
Max Rate	9.12%

July 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SONOMA CA
Property Address	493 PATTEN ST, SONOMA, CA 95476-6733
Transaction Type	Mortgage
Record Updated	Jul 20, 2022
Title Company	OLD REPUBLIC TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000054291
Date	Jul 31, 2018
Instrument	2018054291

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 2048

Interest

Rate Type	Adjustable Rate
Rate	3.37%
Type Change Date	Aug 1, 2025
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	5.37%
Index	1-Year LIBOR
Max Rate	8.37%

May 2019: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SONOMA CA
Property Address	493 PATTEN ST, SONOMA, CA 95476-6733
Transaction Type	Mortgage
Record Updated	Jul 20, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000035926
Date	May 30, 2019
Instrument	2019035926

Lender

Name	WELLS FARGO BANK NA
Type	Bank
Address	SIOUX FALLS, SD 57104

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	2.75%
Adjustable	Adjustable Rate Rider
Type Change Date	Jun 1, 2026
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	4.75%
Index	1-Year LIBOR
Max Rate	7.75%

July 2022: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SONOMA CA
Recording Date	Jul 6, 2022
Property Address	493 PATTEN ST, SONOMA, CA 95476-6733
Document Number	0000046408
Instrument Date	Jun 28, 2022
Instrument	2022046408
Transaction Type	Transfer
Record Updated	Aug 17, 2023
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount Recorded
Tax	$3,850.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	491 PATTEN ST # 493, 493, SONOMA, CA 95476-6733

September 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SONOMA CA
Recording Date	Sep 3, 2019
Property Address	493 PATTEN ST, SONOMA, CA 95476-6733
Document Number	0000061759
Instrument Date	Aug 28, 2019
Instrument	61759
Transaction Type	Transfer
Record Updated	Sep 18, 2019
Title Company	FIRST AMERICAN TITLE

Transaction

Amount	Amount Recorded
Tax	$1,622.50
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Company
Address	PO BOX 1898 GLEN ELLEN CA 954421898, GLEN ELLEN, CA 95442-1898

June 2018: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	SONOMA CA
Recording Date	Jun 11, 2018
Property Address	493 PATTEN ST, SONOMA, CA 95476-6733
Document Number	0000041585
Instrument Date	Jun 6, 2018
Instrument	41585
Transaction Type	Transfer
Record Updated	Jun 21, 2018
Title Company	OLD REPUBLIC TITLE

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	1409 QUARRY CT #409 RICHMOND CA 94801, 409, RICHMOND, CA 94801

June 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	SONOMA CA
Recording Date	Jun 11, 2018
Property Address	493 PATTEN ST, SONOMA, CA 95476-6733
Document Number	0000041586
Instrument Date	Jun 6, 2018
Instrument	41586
Transaction Type	Transfer
Record Updated	Jun 21, 2018
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount Recorded
Tax	$1,457.50
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	14 HAWTHORNE AVE LARKSPUR CA 949391941, LARKSPUR, CA 94939-1941

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		$3,714,227 (+2%) Land $1,167,328 Building $2,546,899
2025	$43,052.00 (+4.53%)	$3,641,400 (+4.04%) Land $1,144,440 Building $2,496,960
2023	$41,188.00 (+117.11%)	$3,500,000 Land $1,100,000 Building $2,400,000
2022	$18,971.00

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
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	3 in force
Nearby Flood Claims	1 (1998)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 1998 · rainfall accumulation

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 540 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
AT&T DSL · Fiber, Fixed Wireless in parts of the area	100 / 20

May also be available: T-Mobile.

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