475 Thompson Ln, Petaluma, CA 94952 Property Records

Sonoma County property record for 475 Thompson Ln, Petaluma, CA 94952

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,956 sqft · built 1972
Lot Size	1.02 acres (44,866 sqft)
Owner	Trust Name on File
Tax Bill	$2,094 (2025)
Deeds & Mortgages	Jul 2021 Line of Credit Jul 2020 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`021-140-052-000`

Property Details

APN / Parcel Number

Primary APN	`021-140-052-000`
Alternative APN	`021-140-052`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	4 Rooms
Stories	1 Story
Building Area	1,956 sqft Living Area
1st Floor Area	1,956 sqft

Exterior

Year Built	Built 1972
Effective Year Built	Effective 1972
Architectural Style	Custom Design
Construction Type	Wood
Lot Area	44,866 sqft
Garage Area	455 sqft

Utilities, Heating & Cooling

Cooling System	HVAC

Location & Zoning

Old Parcel Number	021-140-052
Street Address	475 THOMPSON LN
City	PETALUMA
State	CA
Zip	94952-1210
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	AR3
Legal Description	UNINCORP COUNTY CA
Legal Subdivision	RANCHO ROBLAR DE LA MISERIA
Legal Block	2
Jurisdiction	SONOMA CA
Township / Civil Division	PETALUMA
Census Block Group	2
Census Block	2006
Census Tract	151000

Owner

475 Thompson Ln is held in a trust since April 2008.

Source: Sonoma County records, as of September 1, 2026

Owner of Record	Trust Name on File
Mailing Address	475 THOMPSON LN, PETALUMA, CA 94952-1210
Owner Type	Company
Vesting	Trust

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Deeds, Mortgages & Sale History

Date	Document
Jul 8, 2021	Deed of Trust, Mortgage · Line of Credit REDWOOD CU
Jul 14, 2020	Quit Claim Deed, Transfer QUICKEN LNS
Jul 15, 2020	Quit Claim Deed, Transfer LAWYERS TITLE

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	Apr 17, 2008
Transfer Doc	0000036584
Record Updated	Oct 29, 2026

July 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	SONOMA CA
Property Address	475 THOMPSON LN, PETALUMA, CA 94952-1210
Transaction Type	Mortgage
Record Updated	Jul 26, 2021
Title Company	FIRST AMERICAN TITLE COMPANY SYNRGO, FIRST AMER TTL CO SANTA ROSA

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	475 THOMPSON LN, PETALUMA, CA 94952-1210

Mortgage

Document Number	0000079172
Date	Jul 8, 2021
Instrument	2021079172

Lender

Name	REDWOOD CU
Type	Credit Union
Address	SANTA ROSA, CA 95403

Agreement

Type	Line of Credit
Amount	Amount on Record
Term	301 Months
Due	Aug 15, 2046

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

July 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SONOMA CA
Recording Date	Jul 14, 2020
Property Address	475 THOMPSON LN, PETALUMA, CA 94952-1210
Document Number	0000057602
Instrument Date	Jul 9, 2020
Instrument	57602
Transaction Type	Transfer
Record Updated	Aug 5, 2020
Title Company	LAWYERS TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	475 THOMPSON LN PETALUMA CA 949521210, PETALUMA, CA 94952-1210

Mortgage

Document Number	57603
Date	Jul 14, 2020
Instrument	57603

Lender

Name	QUICKEN LNS
Type	Funding / Finance Company
Address	DETROIT, MI 48226-1906

Agreement

Amount	Amount on Record
Term	180 Months
Due	Jul 13, 2035

July 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	SONOMA CA
Recording Date	Jul 15, 2020
Property Address	475 THOMPSON LN, PETALUMA, CA 94952-1210
Document Number	0000057699
Instrument Date	Jul 9, 2020
Instrument	57699
Transaction Type	Transfer
Record Updated	Aug 5, 2020
Title Company	LAWYERS TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	475 THOMPSON LN PETALUMA CA 949521210, PETALUMA, CA 94952-1210

Tax Assessment & Valuation

The 2025 property tax bill for 475 Thompson Ln was $2,094.

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

Property Jurisdictions

Type	Name
State	California
County	Sonoma County
Secondary School District	Petaluma Joint Union High School District (07 - 12)
Elementary School District	Wilmar Union Elementary School District (KG - 06)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$160,728 (+2%) Land $19,241 Building $141,487
2025	$2,094.00	$157,577 Land $18,864 Building $138,713
2023	$1,993.00 (+11.15%)	$151,461 Land $18,133 Building $133,328
2022	$1,793.00

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

Flood

FEMA maps place 475 Thompson Ln in Zone X, an area of minimal flood risk.

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 minimal risk
Flood Insurance Requirement	Not required lenders may require it
Community Rating System	Class 10 (0% premium discount)
Nearby Flood Policies	3 in force

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

Wildfire risk around 475 Thompson Ln is moderate, ranking above 65% of the US, with a 0.3% annual chance of wildfire.

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

Wildfire Risk	Moderate above 65% of the US · above 40% of California
Wildfire Likelihood	0.3% annual chance
Exposure	Direct burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

Internet Providers

Source: FCC Broadband Data Collection, based on 95 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 Fixed Wireless · DSL · Fiber in parts of the area	100 / 20

May also be available: T-Mobile.

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