250 Marlin Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 250 Marlin Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 1,673 sqft · built 1963
Lot Size	0.08 acres (3,500 sqft)
Owner	2 Company Names on Record
Last Sale	$352,000 (Feb 2021)
Tax Bill	$18,559 (2025)
Deeds & Mortgages	Jun 2026 Sale Feb 2021 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`029-173-09`

Property Details

APN / Parcel Number

Primary APN	`029-173-09`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Total Rooms	6 Rooms
Stories	2 Stories
Building Area	1,673 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1963
Effective Year Built	Effective 1986
Architectural Style	Contemporary
Lot Area	3,500 sqft (0.08 acres)
Deck Area	152 sqft
Patio Area	152 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	250 MARLIN AVE
City	MILL VALLEY
State	CA
Zip	94941-1357
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	MAP E3 00606
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1008
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 Company Names on Record
Mailing Address	250 MARLIN AVE, MILL VALLEY, CA 94941-1357
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
Jun 25, 2026	Grant Deed, Transfer NONE LISTED ON DOCUMENT
Feb 10, 2021	Grant Deed, Transfer · Conventional Mortgage AMERICAN PACIFIC MORTGAGE CORP

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Feb 10, 2021 · Amount on Record
Deed Sale	Feb 10, 2021 · Amount on Record
Prior Sale	Oct 14, 2011 · Amount on Record
Deed Document Number	20219623
Prior Transfer Date	Feb 2, 2021
Prior Transfer Doc	0000009623
Record Updated	Oct 29, 2026

June 2026: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Jun 25, 2026
Property Address	250 MARLIN AVE, MILL VALLEY, CA 94941-1357
Document Number	0000018572
Instrument Date	May 28, 2026
Instrument	202618572
Transaction Type	Transfer
Record Updated	Aug 30, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	250 MARLIN AVE, MILL VALLEY, CA 94941-1357

February 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Feb 10, 2021
Property Address	250 MARLIN AVE, MILL VALLEY, CA 94941-1357
Document Number	0000009623
Instrument Date	Feb 2, 2021
Instrument	2021-0009623
Transaction Type	Transfer
Record Updated	Jul 21, 2022
Title Company	FIDELITY NATIONAL TITLE

Transaction

Amount	Amount Recorded
Tax	$387.20
Amount Accuracy	Rounded by County

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	250 MARLIN AVE, MILL VALLEY, CA 94941-1357

Mortgage

Document Number	0000009624
Date	Feb 10, 2021
Instrument	2021-0009624

Lender

Name	AMERICAN PACIFIC MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Mar 1, 2051

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		$1,356,684 (+2%) Land $640,550 Building $716,134
2025	$18,559.00 (+5.06%) Homeowner's exemption	$1,330,092 (+4.04%) Land $627,995 Building $702,097
2023	$17,665.00 (+2.89%) Homeowner's exemption	$1,278,456 Land $603,615 Building $674,841
2022	$17,169.00

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 AO, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record median of 10 policies
Nearby Flood Policies	10 in force
Nearby Flood Claims	9 (1982–1998)
Claims Outside the SFHA	8 of 9
Most Recent Claim	May 1998 · other causes
Claims by Event	Severe Winter Storms And Flooding, Feb 1998 · 2 claims Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 4 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 65% of the US · lower than 79% 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 301 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

May also be available: T-Mobile, Verizon.

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