280 Ralston Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 280 Ralston Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 5,339 sqft · built 1993
Lot Size	1.17 acres (51,396 sqft)
Owner	2 Individual Names on Record
Last Sale	$2,485,000 (Nov 2019)
Tax Bill	$36,088 (2025)
Deeds & Mortgages	Apr 2022 Mortgage Feb 2018 Line of Credit + 3 more
Flood Zone	Zone X (minimal risk)
APN	`027-072-03`

Property Details

APN / Parcel Number

Primary APN	`027-072-03`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Building Area	5,339 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1993
Effective Year Built	Effective 2002
Lot Area	51,396 sqft
Garage Area	753 sqft
Parking Spaces	3 Parking Spaces
Deck Area	2,035 sqft
Patio Area	2,035 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	280 RALSTON AVE
City	MILL VALLEY
State	CA
Zip	94941-1025
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Subdivision	TAMALPAIS LAND & WATER CO
Legal Lot Number	6
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	5
Census Block	5002
Census Tract	127000

Owner

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

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Individual Names on Record
Mailing Address	1965 MARKET ST, 2, SAN FRANCISCO, CA 94103-1085
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Apr 8, 2022	Deed of Trust, Mortgage · Conventional Mortgage ALLY BANK
Feb 20, 2018	Deed of Trust, Mortgage · Line of Credit PENTAGON FCU
Nov 12, 2019	Quit Claim Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO
Nov 12, 2019	Grant Deed, Transfer · Conventional Mortgage HOMEXPRESS MORTGAGE CORP
Dec 4, 2017	Grant Deed, Transfer BANK OF AMERICA

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Nov 12, 2019 · Amount on Record
Deed Sale	Nov 12, 2019 · Amount on Record
Prior Sale	Dec 4, 2017 · Amount on Record
Deed Document Number	201942677
Prior Transfer Date	Nov 5, 2019
Prior Transfer Doc	0000042676
Record Updated	Oct 29, 2026

April 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	280 RALSTON AVE, MILL VALLEY, CA 94941-1025
Transaction Type	Mortgage
Record Updated	Apr 20, 2022

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	280 RALSTON AVE, MILL VALLEY, CA 94941-1025

Mortgage

Document Number	0000015136
Date	Apr 8, 2022
Instrument	2022-0015136

Lender

Name	ALLY BANK
Type	Bank
Address	CHARLOTTE, NC 28202

Agreement

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

February 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	280 RALSTON AVE, MILL VALLEY, CA 94941-1025
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	AMERICAN TITLE INC

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000005094
Date	Feb 20, 2018
Instrument	2018-0005094

Lender

Name	PENTAGON FCU
Type	Credit Union
Address	FLINT, MI 48501

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	180 Months
Due	Feb 12, 2033

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

November 2019: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Nov 12, 2019
Property Address	280 RALSTON AVE, MILL VALLEY, CA 94941-1025
Document Number	0000042676
Instrument Date	Nov 5, 2019
Instrument	42676
Transaction Type	Transfer
Record Updated	Nov 25, 2019
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1965 MARKET ST #2ND SAN FRANCISCO CA 941031085, 2ND, SAN FRANCISCO, CA 94103-1085

November 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Nov 12, 2019
Property Address	280 RALSTON AVE, MILL VALLEY, CA 94941-1025
Document Number	0000042677
Map Reference	MB 1 PG 5
Instrument Date	Nov 5, 2019
Instrument	2019-0042677
Transaction Type	Transfer
Record Updated	Aug 13, 2021
Title Company	FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$2,733.50
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	280 RALSTON AVE, MILL VALLEY, CA 94941-1025

Mortgage

Document Number	0000042678
Date	Nov 12, 2019
Instrument	2019-0042678

Lender

Name	HOMEXPRESS MORTGAGE CORP
Type	Mortgage Company

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Dec 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	4.25%
Type Change Date	Dec 1, 2024
Change Frequency	Annually
Min Rate At Change	4.25%
Max Rate At Change	6.25%
Index	1-Year LIBOR
Max Rate	9.25%

December 2017: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Dec 4, 2017
Property Address	280 RALSTON AVE, MILL VALLEY, CA 94941-1025
Document Number	0000048103
Instrument Date	Nov 27, 2017
Instrument	48103
Transaction Type	Transfer
Record Updated	Aug 28, 2018
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$2,585.00
Amount Accuracy	Full Value
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Living Trust
Address	280 RALSTON AVE MILL VALLEY CA 949411025, MILL VALLEY, CA 94941-1025

Mortgage

Document Number	48104
Date	Dec 4, 2017
Instrument	48104

Lender

Name	BANK OF AMERICA
Type	Bank
Address	101 S TRYON ST, CHARLOTTE, NC 28280-0002

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Dec 3, 2047

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		$2,769,786 (+2%) Land $1,726,794 Building $1,042,992
2025	$36,088.00 (+6.69%)	$2,715,483 (+4.04%) Land $1,692,939 Building $1,022,544
2023	$33,825.00 (+4.6%)	$2,610,054 Land $1,627,211 Building $982,843
2022	$32,338.00

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
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on Record 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

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Moderate above 47% of the US · lower than 72% of California
Wildfire Likelihood	0.09% 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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