640 Butte St, Sausalito, CA 94965 Property Records

Marin County property record for 640 Butte St, Sausalito, CA 94965

Property Summary

Property Type	Single Family Home
Details	3 bd · 1 ba · 1,040 sqft · built 1950
Lot Size	0.138 acres (6,000 sqft)
Owner	2 Company Names on Record
Last Sale	$1,450,000 (May 2023)
Tax Bill	$20,193 (2025)
Deeds & Mortgages	May 2023 Sale & Mortgage
Flood Zone	Zone X (minimal risk)
APN	`064-061-03`

Property Details

APN / Parcel Number

Primary APN	`064-061-03`

Interior

Bedrooms	3 Beds
Full Baths	1 Bath
Total Rooms	5 Rooms
Stories	1 Story
Building Area	1,040 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1950
Effective Year Built	Effective 1950
Architectural Style	Contemporary
Exterior Material	Stucco
Construction Type	Frame
Lot Area	6,000 sqft (0.138 acres)
Deck Area	108 sqft
Patio Area	108 sqft

Utilities, Heating & Cooling

Heating System	Floor/Wall Furnace
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	640 BUTTE ST
City	SAUSALITO
State	CA
Zip	94965-1504
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	BLK 86 LOT 16
Legal Subdivision	SAUSALITO LAND & FERRY CO
Legal Block	86
Legal Lot Number	16
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1005
Census Tract	130203

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 Company Names on Record
Mailing Address	640 BUTTE ST, SAUSALITO, CA 94965-1504
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	May 5, 2023 · Amount on Record
Deed Sale	May 5, 2023 · Amount on Record
Prior Sale	May 31, 2012 · Amount on Record
Deed Document Number	202311357
Prior Transfer Date	Sep 9, 1997
Prior Transfer Doc	0000052741
Record Updated	Oct 29, 2026

May 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	May 5, 2023
Property Address	640 BUTTE ST, SAUSALITO, CA 94965-1504
Document Number	0000011357
Map Reference	MB 1 PG 9
Instrument Date	Apr 17, 2023
Instrument	2023-0011357
Transaction Type	Transfer
Record Updated	Jun 7, 2023
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$1,595.00
Amount Accuracy	Rounded by County
Additional	Notice of Trustee Sale Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	640 BUTTE ST, SAUSALITO, CA 94965-1504

Mortgage

Document Number	0000011358
Date	May 5, 2023
Instrument	2023-0011358

Lender

Name	BANK OF THE WEST
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount Recorded
Term	361 Months
Due	Jun 1, 2053

Tax Assessment & Valuation

Source: Marin County assessment roll, as of July 13, 2026

Property Jurisdictions

Type	Name
State	California
County	Marin County
Municipality	Sausalito City
Elementary School District	Sausalito 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		$1,538,740 (+2%) Land $923,244 Building $615,496
2025	$20,193.00 (+70.55%) Disabled Person's exemption Veteran's exemption	$1,508,580 (+85.69%) Land $905,148 Building $603,432
2023	$11,840.00 (+4.45%) Homeowner's exemption	$812,405 Land $488,928 Building $323,477
2022	$11,336.00

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
Community Rating System	Class 9 (5% premium discount)
Nearby Flood Policies	4 in force

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 67% of the US · lower than 81% of California
Wildfire Likelihood	0.03% annual chance
Exposure	Indirect within ember reach
Adjoins Burnable Land	Yes

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

Provider	Max Down / Up (Mbps)
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
T-Mobile Fixed Wireless	100 / 20
AT&T DSL · Fiber in parts of the area	100 / 20

May also be available: Verizon.

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