250 del Casa Dr, Mill Valley, CA 94941 Property Records

Marin County property record for 250 del Casa Dr, Mill Valley, CA 94941 · Last verified July 2026

Property Summary

Property Type	Single Family Home
Details	3 bd · 3 ba · 2,350 sqft · built 1965
Lot Size	0.176 acres (7,650 sqft)
Owner	2 Individual Names on File
Last Sale	$1,500,000 (Nov 2019)
Tax Bill	$23,745 (2025)
Deeds & Mortgages	Nov 2019 Sale & Mortgage Jul 2019 Transfer
Flood Zone	Zone X (minimal risk)
APN	`029-242-09`

Property Details

APN / Parcel Number

Primary APN	`029-242-09`

Interior

Bedrooms	3 Beds
Full Baths	3 Baths
Building Area	2,350 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1965
Effective Year Built	Effective 1972
Architectural Style	Contemporary
Lot Area	7,650 sqft (0.176 acres)
Deck Area	1,266 sqft
Patio Area	1,266 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	250 DEL CASA DR
City	MILL VALLEY
State	CA
Zip	94941-1308
Property Category	Residential
Property Type	Residential > Single Family > Home
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1008
Census Tract	126100

Owner

Source: Marin County records · APN 029-242-09

Assessment roll updated July 13, 2026 · Last verified July 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 File
Mailing Address	250 DEL CASA DR, MILL VALLEY, CA 94941-1308
Occupancy	Owner Occupied
Owner Type	Individual

Deeds, Mortgages & Sale History

Date	Document
Nov 25, 2019	Grant Deed, Transfer J BRIAN HAMILTON
Jul 08, 2019	Affidavit of Death, Transfer ATTORNEY ONLY

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Nov 25, 2019 · Amount on Record
Deed Sale	Nov 25, 2019 · Amount on Record
Deed Document Number	201944668
Prior Transfer Date	Aug 12, 2004
Prior Transfer Doc	0000079109
Record Updated	Sep 20, 2026

November 2019: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Nov 25, 2019
Property Address	250 DEL CASA DR, MILL VALLEY, CA 94941-1308
Document Number	0000044668
Instrument Date	Nov 18, 2019
Instrument	44668
Transaction Type	Transfer
Record Updated	Dec 10, 2019
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

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

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Tenants in Common
Address	250 DEL CASA DR MILL VALLEY CA 949411308, MILL VALLEY, CA 94941-1308

Mortgage

Document Number	44669
Date	Nov 25, 2019
Instrument	44669

Lender

Name	J BRIAN HAMILTON
Address	12 MOCKINGBIRD LN, ENGLEWOOD, CO 80113-4813

Agreement

Amount	Amount Recorded

July 2019: Affidavit of Death, Transfer

Document Type	Affidavit of Death
Jurisdiction	MARIN CA
Recording Date	Jul 08, 2019
Property Address	250 DEL CASA DR, MILL VALLEY, CA 94941-1308
Document Number	0000023682
Instrument Date	Jun 24, 2019
Instrument	23682
Transaction Type	Transfer
Record Updated	Jul 17, 2019
Title Company	ATTORNEY ONLY

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	837 MANCHESTER CT CLAREMONT CA 917112920, CLAREMONT, CA 91711-2920

Tax Assessment & Valuation

Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 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

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

Year	Tax Bill	Assessed Value
2026		$1,754,430 (+2%) Land $1,199,162 Building $555,268
2025	$23,745.00 (+6.7%)	$1,720,034 (+4.04%) Land $1,175,652 Building $544,382
2023	$22,254.00 (+4.29%)	$1,653,254 Land $1,130,007 Building $523,247
2022	$21,338.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer, Marin County (06041C), updated October 18, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060411261001, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026

Flood

FEMA Flood Zone	Zone X
Special Flood Hazard Area	No
Flood Hazard	Minimal
500-Year Floodplain	No
Flood Insurance Cost	Premium on Record median of 10 individual NFIP policies nearby
Nearby Flood Policies	10 in force
Nearby Flood Claims	9 (1982–1998)
Claims Outside the SFHA	8 of 9
Most Recent Claim	May 1998, other causes
Claims By Storm	Severe Winter Storms And Flooding, Feb 1998 · 2 claims Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 4 claims

Wildfire

Wildfire Risk	Low above 20% of the US · above 11% of California
Wildfire Likelihood	About 1 in 4,545 per year
Exposure	Direct burnable vegetation at the parcel

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.

Internet Providers

Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 327 locations within about half a mile of this property

Provider	Technology	Download / Upload (Mbps)
AT&T	Fiber	5,000 / 5,000
Xfinity	Cable	2,000 / 250
Unwired	Fixed Wireless	300 / 25
Verizon	Fixed Wireless	300 / 20

May also be available at this address: T-Mobile USA, Etheric Communications, LLC.. Availability varies by address; speeds are provider-advertised maximums, not measured.

Mobile Coverage

5G and 4G LTE

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