109 Sonora Way, Corte Madera, CA 94925 Property Records

Marin County property record for 109 Sonora Way, Corte Madera, CA 94925

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 1,580 sqft · built 1958
Lot Size	0.386 acres (16,799 sqft)
Owner	Individual Name on File
Tax Bill	$7,847 (2025)
Deeds & Mortgages	May 2023 Second Mortgage May 2023 Transfer
Flood Zone	Zone X (minimal risk)
APN	`026-143-17`

Property Details

APN / Parcel Number

Primary APN	`026-143-17`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Building Area	1,580 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1958
Effective Year Built	Effective 1958
Architectural Style	Contemporary
Lot Area	16,799 sqft (0.386 acres)
Garage Area	437 sqft
Parking Spaces	2 Parking Spaces

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	109 SONORA WAY
City	CORTE MADERA
State	CA
Zip	94925-2019
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MAP 8 PG 110 LOT 129
Legal Subdivision	MARIN ESTATES
Legal Lot Number	129
Jurisdiction	MARIN CA
Township / Civil Division	ROSS VALLEY
Census Block Group	3
Census Block	3006
Census Tract	121200

Owner

109 Sonora Way is owned and occupied by an individual who acquired it in May 2023.

Source: Marin County records, as of July 13, 2026

Owner of Record	Individual Name on File
Mailing Address	109 SONORA WAY, CORTE MADERA, CA 94925-2019
Occupancy	Owner Occupied
Owner Type	Individual

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
May 31, 2023	Deed of Trust, Mortgage · Stand-Alone Second Mortgage 35 VALENCIA LLC
May 31, 2023	Gift Deed, Transfer FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Assessor's Deed Record

Deed Names	Name on Deed
Last Transfer Date	May 26, 2023
Transfer Doc	0000013641
Record Updated	Sep 20, 2026

May 2023: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	109 SONORA WAY, CORTE MADERA, CA 94925-2019
Transaction Type	Mortgage
Record Updated	Jun 14, 2023
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000013640
Date	May 31, 2023
Instrument	2023-0013640

Lender

Name	35 VALENCIA LLC
Type	Non-Lending Institution
Address	GREENBRAE, CA 94904

Agreement

Type	Stand-Alone Second Mortgage
Amount	Amount on Record
Term	6 Months
Due	Nov 15, 2023

May 2023: Gift Deed, Transfer

Document Type	Gift Deed
Jurisdiction	MARIN CA
Recording Date	May 31, 2023
Property Address	109 SONORA WAY, CORTE MADERA, CA 94925-2019
Document Number	0000013641
Map Reference	MB 8 PG 110
Instrument Date	May 26, 2023
Instrument	2023-0013641
Transaction Type	Transfer
Record Updated	Jun 14, 2023
Title Company	FIRSTAMERICAN TITLE COMPANY, FIRST AMERICAN 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
Address	109 SONORA WAY, CORTE MADERA, CA 94925-2019

Tax Assessment & Valuation

The 2025 property tax bill for 109 Sonora Way was $7,847 with a homeowner's exemption.

Source: Marin County assessment roll, as of July 13, 2026

Property Jurisdictions

Type	Name
State	California
County	Marin County
Municipality	Corte Madera Town
Elementary School District	Reed Union Elementary School District (KG - 08)
Secondary School District	Tamalpais Union High School District (09 - 12)

Tax Bill & Assessment History

Year	Tax Bill	Assessed Value
2026		$477,538 (+2%) Land $272,421 Building $205,117
2025	$7,847.00 Homeowner's exemption	$468,178 Land $267,082 Building $201,096
2023	$4,981.00 (+1.43%) Homeowner's exemption	$305,665 Land $174,373 Building $131,292
2022	$4,911.00

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

Flood

FEMA maps place 109 Sonora Way in Zone X, an area of minimal flood risk, though there have been 6 flood claims nearby since 1982.

Source: FEMA National Flood Hazard Layer, effective October 18, 2023 · 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
Flood Insurance Cost	Premium on File median of 57 policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	57 in force
Nearby Flood Claims	6 (1982–2017)
Claims Outside the SFHA	3 of 6
Most Recent Claim	Feb 2017 · Severe Winter Storms, Flooding, And Mudslides
Claims by Event	Severe Winter Storms, Flooding, And Mudslides, Feb 2017 · 3 claims Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 2 claims

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 109 Sonora Way is low, with a 0.04% annual chance of wildfire.

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

Wildfire Risk	Low lower than 64% of the US · lower than 78% of California
Wildfire Likelihood	0.04% annual chance
Exposure	Direct burnable vegetation

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	MARIN MUNICIPAL WATER DISTRICT serves 188,116 people · EPA ID CA2110002
Water Source	Surface water
Last State Inspection	Aug 2023
Lead	Under 1 ppb (2019–2021) 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. This system sells water to local utilities; the supplier billing this address may be one of them.

Internet Providers

Source: FCC Broadband Data Collection, based on 185 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20

May also be available: Etheric Networks, Verizon.

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