215 Gibson Ave, Mill Valley, CA 94941 Property Records

Marin County property record for 215 Gibson Ave, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,440 sqft · built 1964
Lot Size	0.144 acres (6,250 sqft)
Owner	2 Individual Names on Record
Last Sale	$1,210,000 (Jul 2017)
Tax Bill	$18,854 (2025)
Deeds & Mortgages	Dec 2020 Mortgage Jul 2017 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`051-272-28`

Property Details

APN / Parcel Number

Primary APN	`051-272-28`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Building Area	1,440 sqft Living Area
Basement Area	264 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1964
Effective Year Built	Effective 1985
Architectural Style	Contemporary
Lot Area	6,250 sqft (0.144 acres)
Garage Area	672 sqft
Parking Spaces	2 Parking Spaces
Deck Area	240 sqft
Patio Area	240 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	215 GIBSON AVE
City	MILL VALLEY
State	CA
Zip	94941-3550
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	BLK 4 LOT 22-25
Legal Subdivision	MARIN HEIGHTS A
Legal Block	4
Legal Lot Number	22-25
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1005
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	215 GIBSON AVE, MILL VALLEY, CA 94941-3550
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Dec 9, 2020	Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE INC
Jul 11, 2017	Deed, Transfer · Conventional Mortgage LENDUSA LLC

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jul 11, 2017 · Amount on Record
Deed Sale	Jul 11, 2017 · Amount on Record
Prior Sale	May 12, 1995 · Amount on Record
Deed Document Number	201727389
Prior Transfer Date	May 8, 1995
Prior Transfer Doc	0000021875
Record Updated	Oct 29, 2026

December 2020: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	215 GIBSON AVE, MILL VALLEY, CA 94941-3550
Transaction Type	Mortgage
Record Updated	Feb 5, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	215 GIBSON AVE, MILL VALLEY, CA 94941-3550

Mortgage

Document Number	0000062998
Date	Dec 9, 2020
Instrument	2020-0062998

Lender

Name	GUARANTEED RATE INC
Type	Mortgage Company
Address	CHICAGO, IL 60613

Agreement

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

July 2017: Deed, Transfer

Document Type	Deed
Jurisdiction	MARIN CA
Recording Date	Jul 11, 2017
Property Address	215 GIBSON AVE, MILL VALLEY, CA 94941-3550
Document Number	0000027389
Map Reference	VOL4 PG11
Instrument Date	Jun 22, 2017
Instrument	2017-0027389
Transaction Type	Transfer
Record Updated	Aug 13, 2021
Title Company	FIRST AMERICAN TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,331.00
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
Address	215 GIBSON AVE, MILL VALLEY, CA 94941-3550

Mortgage

Document Number	0000027390
Date	Jul 11, 2017
Instrument	2017-0027390

Lender

Name	LENDUSA LLC
Type	Non-Lending Institution

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Aug 1, 2047

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		$1,401,956 (+2%) Land $812,392 Building $589,564
2025	$18,854.00 (+5.42%) Homeowner's exemption	$1,374,474 (+4.04%) Land $796,467 Building $578,007
2023	$17,885.00 (+3.52%) Homeowner's exemption	$1,321,105 Land $765,541 Building $555,564
2022	$17,277.00

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
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	4 in force
Nearby Flood Claims	4 (1982–1998)
Claims Outside the SFHA	4 of 4
Most Recent Claim	Apr 1998 · Severe Winter Storms And Flooding

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 80% of the US · lower than 88% of California
Wildfire Likelihood	0.01% annual chance
Exposure	Indirect within ember reach

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

Provider	Max Down / Up (Mbps)
AT&T Fiber · DSL	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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