25 Marion Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 25 Marion Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	3 bd · 1.5 ba · 1,529 sqft · built 1900
Lot Size	0.173 acres (7,525 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,500,000 (Jul 2020)
Tax Bill	$25,916 (2025)
Deeds & Mortgages	Jan 2022 Mortgage Jul 2020 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`027-243-23`

Property Details

APN / Parcel Number

Primary APN	`027-243-23`

Interior

Bedrooms	3 Beds
Full Baths	1.5 Baths
Half Baths	1 Half Bath
Building Area	1,529 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1985
Architectural Style	Contemporary
Lot Area	7,525 sqft (0.173 acres)
Deck Area	104 sqft
Patio Area	104 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	25 MARION AVE
City	MILL VALLEY
State	CA
Zip	94941-1722
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	L139* /
Legal Subdivision	TAMALPAIS LAND & WATER CO MAP
Legal Lot Number	19
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	3
Census Block	3003
Census Tract	127000

Historic Designation

Source: NPS National Register of Historic Places, as of August 1, 2026

Listed Area	Within Dipsea Trail, The listed 2010 · 1 contributing resources · NRIS 10000356

Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.

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	25 MARION AVE, MILL VALLEY, CA 94941-1722
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

Deeds, Mortgages & Sale History

Date	Document
Jan 25, 2022	Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA
Jul 14, 2020	Grant Deed, Transfer · Conventional Mortgage JPMORGAN CHASE BANK NA
Jul 14, 2020	Quit Claim Deed, Transfer OLD REPUBLIC TITLE
Feb 8, 2018	Deed of Trust, Mortgage · Line of Credit US BK

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 14, 2020 · Amount on Record
Deed Sale	Jul 14, 2020 · Amount on Record
Prior Sale	Jan 25, 2007 · Amount on Record
Deed Document Number	202030360
Record Updated	Oct 29, 2026

January 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	25 MARION AVE, MILL VALLEY, CA 94941-1722
Transaction Type	Mortgage
Record Updated	Feb 9, 2022
Title Company	DOMA TITLE OF CALIFORNIA INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	25 MARION AVE, MILL VALLEY, CA 94941-1722

Mortgage

Document Number	0000003083
Date	Jan 25, 2022
Instrument	2022-0003083

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank
Address	COLUMBUS, OH 43240

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Feb 1, 2052

July 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Jul 14, 2020
Property Address	25 MARION AVE, MILL VALLEY, CA 94941-1722
Document Number	0000030360
Instrument Date	Jul 9, 2020
Instrument	2020-0030360
Transaction Type	Transfer
Record Updated	Aug 13, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,650.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	25 MARION AVE, MILL VALLEY, CA 94941-1722

Mortgage

Document Number	0000030361
Date	Jul 14, 2020
Instrument	2020-0030361

Lender

Name	JPMORGAN CHASE BANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 2050

July 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Jul 14, 2020
Property Address	25 MARION AVE, MILL VALLEY, CA 94941-1722
Document Number	0000030359
Instrument Date	Jul 2, 2020
Instrument	30359
Transaction Type	Transfer
Record Updated	Aug 3, 2020
Title Company	OLD REPUBLIC TITLE

Transaction

Tax	$0.00
Amount Accuracy	Full Value
Additional	Quitclaim Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	11 GROVE ST MILL VALLEY CA 949412004, MILL VALLEY, CA 94941-2004

February 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	25 MARION AVE, MILL VALLEY, CA 94941-1722
Document Number	0000008234
Instrument Date	Feb 8, 2018
Transaction Type	Mortgage
Record Updated	Mar 19, 2018
Title Company	SOLIDIFI US INC

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Married Couple
Address	25 MARION AVE MILL VALLEY CA 949411722, MILL VALLEY, CA 94941-1722

Mortgage

Document Number	0000008234
Date	Mar 8, 2018
Instrument	8234

Lender

Name	US BK
Type	Bank
Address	LA JOLLA, CA 92037

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate

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		$1,976,285 (+2%) Land $1,076,458 Building $899,827
2025	$25,916.00 (+12.85%)	$1,937,547 (+24.24%) Land $1,055,359 Building $882,188
2023	$22,964.00 (+13.54%)	$1,559,559 Land $1,014,390 Building $545,169
2022	$20,225.00

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
Nearby Flood Policies	5 in force
Nearby Flood Claims	4 (1982–1998)
Claims Outside the SFHA	3 of 4
Most Recent Claim	Jan 1998 · 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	Moderate above 40% of the US · lower than 76% of California
Wildfire Likelihood	0.06% 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 340 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250

May also be available: Unwired, Verizon.

Cell Coverage

5G and 4G LTE (outdoors only)

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