228 Corte Madera Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 228 Corte Madera Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	4 bd · 2 ba · 2,083 sqft · built 1954
Lot Size	0.448 acres (19,500 sqft)
Owner	2 Individual Names on Record
Tax Bill	$12,280 (2025)
Deeds & Mortgages	Sep 2023 Transfer
Flood Zone	Zone X (minimal risk)
APN	`029-042-36`

Property Details

APN / Parcel Number

Primary APN	`029-042-36`

Interior

Bedrooms	4 Beds
Full Baths	2 Baths
Total Rooms	7 Rooms
Stories	1 Story
Building Area	2,083 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1954
Effective Year Built	Effective 1963
Architectural Style	Contemporary
Exterior Material	Wood Siding
Roof Material	Wood Shingle
Lot Area	19,500 sqft (0.448 acres)
Garage Area	525 sqft
Parking Spaces	2 Parking Spaces
Pool Area	640 sqft
Deck Area	608 sqft

Utilities, Heating & Cooling

Heating System	Central
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	228 CORTE MADERA AVE
City	MILL VALLEY
State	CA
Zip	94941-4502
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R
Legal Subdivision	TAMALPAIS LAND AND WATER COMPANY
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	5
Census Block	5016
Census Tract	126100

Owner

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

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record	2 Individual Names on Record
Mailing Address	228 CORTE MADERA AVE, MILL VALLEY, CA 94941-4502
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Sep 29, 1994
Transfer Doc	0000080780
Record Updated	Oct 29, 2026

September 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	MARIN CA
Recording Date	Sep 20, 2023
Property Address	228 CORTE MADERA AVE, MILL VALLEY, CA 94941-4502
Document Number	0000023085
Instrument Date	Sep 13, 2023
Instrument	2023-0023085
Transaction Type	Transfer
Record Updated	Oct 3, 2023

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	228 CORTE MADERA AVE, MILL VALLEY, CA 94941-4502

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Marin County
Municipality	Mill Valley City
Elementary School District	Mill Valley 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		$920,026 (+2%) Land $306,502 Building $613,524
2025	$12,280.00 (+75.1%) Homeowner's exemption	$901,992 (+240.05%) Land $300,494 Building $601,498
2023	$7,013.00 (+5.46%) Homeowner's exemption	$265,254 Land $88,368 Building $176,886
2022	$6,650.00

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

Flood

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
Nearest Special Flood Hazard Area	Zone AE, within 100 ft
Flood Insurance Requirement	Not required lenders may require it
Nearby Flood Policies	1 in force
Nearby Flood Claims	3 (1986–2010)
Claims Outside the SFHA	2 of 3
Most Recent Claim	Jan 2010 · 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 63% of the US · lower than 78% of California
Wildfire Likelihood	0.05% 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 313 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

Cell Coverage

5G and 4G LTE (outdoors only)

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