44 Ralston Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 44 Ralston Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	4 bd · 3 ba · 3,170 sqft · built 1907
Lot Size	0.862 acres (37,555 sqft)
Owner	2 Company Names on File
Last Sale	$2,400,000 (Jul 2021)
Tax Bill	$32,589 (2025)
Deeds & Mortgages	Jan 2023 Transfer Jul 2021 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`027-114-19`

Property Details

APN / Parcel Number

Primary APN	`027-114-19`

Interior

Bedrooms	4 Beds
Full Baths	3 Baths
Building Area	3,170 sqft Living Area
Basement Area	758 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1907
Effective Year Built	Effective 1978
Architectural Style	Contemporary
Lot Area	37,555 sqft (0.862 acres)
Deck Area	318 sqft
Patio Area	725 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	44 RALSTON AVE
City	MILL VALLEY
State	CA
Zip	94941-1024
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	TR329 /
Legal Subdivision	329 TAMALPAIS LAND & WATER CO
Legal Tract	329
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	5
Census Block	5002
Census Tract	127000

Owner

44 Ralston Ave is owned by a company that acquired it in December 2022 and is owner-occupied.

Source: Marin County records, as of August 27, 2026

Owner of Record	2 Company Names on File
Mailing Address	44 RALSTON AVE, MILL VALLEY, CA 94941-1024
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Borrower in Default

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
Jan 10, 2023	Intrafamily Transfer, Transfer
Jul 27, 2021	Grant Deed, Transfer · Conventional Mortgage QUICKEN LOANS LLC
Jun 22, 2018	Grant Deed, Transfer · ARM BOSTON PRIVATE BANK & TRUST COMPANY
Dec 5, 2017	Affidavit of Death, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 27, 2021 · Amount on File
Deed Sale	Jul 27, 2021 · Amount on File
Prior Sale	Jun 22, 2018 · Amount on File
Deed Document Number	202148144
Last Transfer Date	Dec 22, 2022
Transfer Doc	0000000425
Record Updated	Oct 29, 2026

January 2023: Intrafamily Transfer, Transfer

Document Type	Intrafamily Transfer
Jurisdiction	MARIN CA
Recording Date	Jan 10, 2023
Property Address	44 RALSTON AVE, MILL VALLEY, CA 94941-1024
Document Number	0000000425
Instrument Date	Dec 22, 2022
Instrument	2023-0000425
Transaction Type	Transfer
Record Updated	Jun 7, 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	44 RALSTON AVE, MILL VALLEY, CA 94941-1024

July 2021: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Jul 27, 2021
Property Address	44 RALSTON AVE, MILL VALLEY, CA 94941-1024
Document Number	0000048144
Instrument Date	Jul 22, 2021
Instrument	2021-0048144
Transaction Type	Transfer
Record Updated	Aug 10, 2021
Title Company	OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$2,640.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	44 RALSTON AVE, MILL VALLEY, CA 94941-1024

Mortgage

Document Number	0000048145
Date	Jul 27, 2021
Instrument	2021-0048145

Lender

Name	QUICKEN LOANS LLC
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Aug 1, 2051

June 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Jun 22, 2018
Property Address	44 RALSTON AVE, MILL VALLEY, CA 94941-1024
Document Number	0000022406
Instrument Date	Jun 19, 2018
Instrument	2018-0022406
Transaction Type	Transfer
Record Updated	Aug 13, 2021
Title Company	OLD REPUBLIC TITLE CO

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants
Address	44 RALSTON AVE, MILL VALLEY, CA 94941-1024

Mortgage

Document Number	0000022407
Date	Jun 22, 2018
Instrument	2018-0022407

Lender

Name	BOSTON PRIVATE BANK & TRUST COMPANY
Type	Bank

Agreement

Type	ARM
Amount	Amount on Record
Term	361 Months
Due	Jul 1, 2048

Interest

Rate Type	Adjustable Rate
Rate	4%
Type Change Date	Jul 1, 2025
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	6%
Index	1-Year LIBOR
Max Rate	10%

December 2017: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	MARIN CA
Recording Date	Dec 5, 2017
Property Address	44 RALSTON AVE, MILL VALLEY, CA 94941-1024
Document Number	0000048156
Instrument Date	Nov 27, 2017
Instrument	48156
Transaction Type	Transfer
Record Updated	Jan 3, 2018
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	30 RALSTON AVE MILL VALLEY CA 949411024, MILL VALLEY, CA 94941-1024

Tax Assessment & Valuation

The 2025 property tax bill for 44 Ralston Ave was $32,589 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	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		$2,592,395 (+2%) Land $1,623,630 Building $968,765
2025	$32,589.00 Homeowner's exemption	$2,541,574 Land $1,591,800 Building $949,774
2023	$31,030.00 (+2.26%) Homeowner's exemption	$2,442,900 Land $1,530,000 Building $912,900
2022	$30,343.00

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

Flood

FEMA maps place 44 Ralston Ave in Zone X, an area of minimal flood risk, though there have been 11 flood claims nearby since 1983.

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 14 policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	14 in force
Nearby Flood Claims	11 (1983–2017)
Claims Outside the SFHA	4 of 11
Most Recent Claim	Mar 2017 · river or lake flooding
Claims by Event	Severe Storms, Flooding, Mudslides, And Landslides, Dec 2005 · 3 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 44 Ralston Ave is moderate, ranking above 40% of the US, with a 0.06% annual chance of 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 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 (outdoors only) and 4G LTE

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