375 Marin Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 375 Marin Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 2,116 sqft · built 1958
Lot Size	0.257 acres (11,200 sqft)
Owner	2 Individual Names on Record
Last Sale	$905,000 (Oct 2010)
Tax Bill	$23,166 (2025)
Deeds & Mortgages	Mar 2022 Mortgage May 2021 Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`049-152-20`

Property Details

APN / Parcel Number

Primary APN	`049-152-20`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	2,116 sqft Living Area
Basement Area	24 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1958
Effective Year Built	Effective 1984
Architectural Style	Contemporary
Lot Area	11,200 sqft (0.257 acres)
Deck Area	680 sqft
Patio Area	680 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	375 MARIN AVE
City	MILL VALLEY
State	CA
Zip	94941-4050
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	BLK B LOT 1
Legal Subdivision	TAMALPAIS VLY 01
Legal Block	B
Legal Lot Number	1
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	3
Census Block	3008
Census Tract	128100

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	375 MARIN AVE, MILL VALLEY, CA 94941-4050
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Mar 3, 2022	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
May 10, 2021	Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC
May 10, 2021	Deed of Trust, Mortgage · Line of Credit QUICKEN LOANS LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 21, 2010 · Amount on Record
Deed Sale	Oct 21, 2010 · Amount on Record
Prior Sale	Apr 11, 2001 · Amount on Record
Deed Document Number	201052640
Prior Transfer Date	Sep 30, 2004
Prior Transfer Doc	0000087545
Record Updated	Oct 29, 2026

March 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	375 MARIN AVE, MILL VALLEY, CA 94941-4050
Transaction Type	Mortgage
Record Updated	Mar 15, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	375 MARIN AVE, MILL VALLEY, CA 94941-4050

Mortgage

Document Number	0000008128
Date	Mar 3, 2022
Instrument	2022-0008128

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	349 Months
Due	Apr 1, 2051

Interest

Rate Type	Adjustable Rate
Rate	2.12%
Type Change Date	Apr 1, 2031
Change Frequency	Annually
Min Rate At Change	3%
Max Rate At Change	7.12%
Index	Other
Margin	3
Max Rate	7.12%

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	375 MARIN AVE, MILL VALLEY, CA 94941-4050
Transaction Type	Mortgage
Record Updated	Aug 13, 2021
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	375 MANN AVE, MILL VALLEY, CA 94941

Mortgage

Document Number	0000031215
Date	May 10, 2021
Instrument	2021-0031215

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	359 Months
Due	Apr 1, 2051

May 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	375 MARIN AVE, MILL VALLEY, CA 94941-4050
Transaction Type	Mortgage
Record Updated	Aug 13, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000031216
Date	May 10, 2021
Instrument	2021-0031216

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company
Address	DETROIT, MI 48226

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	358 Months
Due	Mar 9, 2051

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Tax Assessment & Valuation

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

Property Jurisdictions

Type	Name
State	California
County	Marin County
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		$1,286,997 (+2%) Land $784,032 Building $502,965
2025	$23,166.00 (+9.55%)	$1,261,764 (+7.52%) Land $768,660 Building $493,104
2023	$21,146.00 (-5.11%)	$1,173,567 Land $738,822 Building $434,745
2022	$22,285.00

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 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 88 policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	88 in force
Nearby Flood Claims	120 (1978–2026)
Claims Outside the SFHA	13 of 120
Most Recent Claim	Jan 2026 · other causes
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Jan 2006 · 5 claims Coastal Storms, Floods, Slides & Tornadoes, Feb 1983 · 6 claims Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 29 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

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	0.05% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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 436 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Unwired, Verizon.

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