19 Lower Alcatraz Pl, Mill Valley, CA 94941 Property Records

Marin County property record for 19 Lower Alcatraz Pl, Mill Valley, CA 94941

Property Summary

Property Type	Single Family Home
Details	3 bd · 2 ba · 1,572 sqft · built 1900
Lot Size	0.143 acres (6,210 sqft)
Owner	2 Individual Names on Record
Last Sale	$2,270,000 (Oct 2024)
Tax Bill	$29,138 (2025)
Deeds & Mortgages	Feb 2021 Mortgage Jun 2019 Sale & Mortgage + 1 more
Flood Zone	Zone X (minimal risk)
APN	`029-093-06`

Property Details

APN / Parcel Number

Primary APN	`029-093-06`

Interior

Bedrooms	3 Beds
Full Baths	2 Baths
Building Area	1,572 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1900
Effective Year Built	Effective 1926
Architectural Style	Contemporary
Lot Area	6,210 sqft (0.143 acres)
Garage Area	360 sqft
Parking Spaces	1 Parking Space
Deck Area	96 sqft
Patio Area	96 sqft

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace

Location & Zoning

Street Address	19 LOWER ALCATRAZ PL
City	MILL VALLEY
State	CA
Zip	94941-1802
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	L8* B9 /B1P58 OR TAMALPAIS LAND & WA
Legal Subdivision	TAMALPAIS LAND & WATER CO
Legal Block	9
Legal Lot Number	8
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	5
Census Block	5010
Census Tract	127000

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	19 LOWER ALCATRAZ PL, MILL VALLEY, CA 94941-1802
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Joint Tenants

Deeds, Mortgages & Sale History

Date	Document
Feb 9, 2021	Deed of Trust, Mortgage · Conventional Mortgage CROSSCOUNTRY MORTGAGE LLC
Jun 19, 2019	Grant Deed, Transfer · ARM FLAGSTAR BANK FSB
Jul 18, 2017	Deed of Trust, Mortgage · Line of Credit BANK OF MARIN

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 2, 2024 · Amount on Record
Deed Sale	Oct 2, 2024 · Amount on Record
Prior Sale	Jun 19, 2019 · Amount on Record
Deed Document Number	202426619
Prior Transfer Date	Oct 16, 2009
Prior Transfer Doc	0000061044
Record Updated	Oct 29, 2026

February 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	19 LOWER ALCATRAZ PL, MILL VALLEY, CA 94941-1802
Transaction Type	Mortgage
Record Updated	Jul 11, 2023
Title Company	OLD REPUBLIC TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	19 LOWER ALCATRAZ PL, MILL VALLEY, CA 94941-1802

Mortgage

Document Number	0000009078
Date	Feb 9, 2021
Instrument	2021-0009078

Lender

Name	CROSSCOUNTRY MORTGAGE LLC
Type	Mortgage Company
Address	BRECKSVILLE, OH 44141

Agreement

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

June 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Jun 19, 2019
Property Address	19 LOWER ALCATRAZ PL, MILL VALLEY, CA 94941-1802
Document Number	0000021169
Map Reference	MB 1 PG 58
Instrument Date	Jun 10, 2019
Instrument	2019-0021169
Transaction Type	Transfer
Record Updated	Jul 21, 2022
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	19 LOWER ALCATRAZ PL, MILL VALLEY, CA 94941-1802

Mortgage

Document Number	0000021170
Date	Jun 19, 2019
Instrument	2019-0021170

Lender

Name	FLAGSTAR BANK FSB
Type	Bank

Agreement

Type	ARM
Amount	Amount Recorded
Term	361 Months
Due	Jul 1, 2049

Interest

Rate Type	Adjustable Rate
Rate	4.25%
Adjustable	Adjustable Rate Rider
Type Change Date	Jul 1, 2026
Change Frequency	Annually
Min Rate At Change	2.25%
Max Rate At Change	6.25%
Index	1-Year LIBOR
Max Rate	9.25%

July 2017: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	19 LOWER ALCATRAZ PL, MILL VALLEY, CA 94941-1802
Document Number	0000031188
Instrument Date	Jul 18, 2017
Transaction Type	Mortgage
Record Updated	Aug 31, 2017
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property
Address	19 LOWER ALCATRAZ PL MILL VALLEY CA 949411802, MILL VALLEY, CA 94941-1802

Mortgage

Document Number	0000031188
Date	Aug 4, 2017
Instrument	31188

Lender

Name	BANK OF MARIN
Type	Bank
Address	NOVATO, CA 94948

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		$2,315,400 (+2%) Land $1,377,000 Building $938,400
2025	$29,138.00 (+29.87%)	$2,270,000 (+33.12%) Land $1,350,000 Building $920,000
2023	$22,436.00 (+4.8%) Homeowner's exemption	$1,705,184 (+2%) Land $1,200,852 Building $504,332
2022	$21,409.00 Homeowner's exemption	$1,671,754 Land $1,177,310 Building $494,444

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
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	Low lower than 80% of the US · lower than 88% of California
Wildfire Likelihood	0.02% 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 595 locations within half a mile, as of December 31, 2025

Provider	Max Down / Up (Mbps)
AT&T Fiber · Fixed Wireless in parts of the area	5,000 / 5,000
Xfinity Cable	2,000 / 250
Verizon Fixed Wireless	300 / 20

May also be available: T-Mobile, Unwired.

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