4 Turtle Rock Ct, Tiburon (Belvedere Tiburon), CA 94920 Property Records

Marin County property record for 4 Turtle Rock Ct, Tiburon, CA 94920

Property Summary

Property Type	Single Family Home
Details	6 bd · 4.5 ba · 5,046 sqft · built 1992
Lot Size	0.922 acres (40,145 sqft)
Owner	2 Company Names on Record
Tax Bill	$58,832 (2025)
Deeds & Mortgages	Jul 2017 Sale & Line of Credit
Flood Zone	Zone X (minimal risk)
APN	`034-380-21`

Property Details

APN / Parcel Number

Primary APN	`034-380-21`
Alternative APN	`03438004`

Interior

Bedrooms	6 Beds
Full Baths	4.5 Baths
Half Baths	1 Half Bath
Building Area	5,046 sqft Living Area
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1992
Effective Year Built	Effective 2002
Lot Area	40,145 sqft (0.922 acres)
Garage Area	828 sqft
Parking Spaces	3 Parking Spaces
Deck Area	3,324 sqft
Patio Area	3,324 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	4 TURTLE ROCK CT
City	BELVEDERE TIBURON
State	CA
Zip	94920-1300
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Subdivision	TIBURON-PERINI 02
Legal Lot Number	15
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	3
Census Block	3000
Census Tract	124100

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	4 TURTLE ROCK CT, BELVEDERE TIBURON, CA 94920-1300
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Transfer Date	Jun 17, 2002
Transfer Doc	0000054584
Record Updated	Sep 20, 2026

July 2017: Trustee's Deed, Transfer

Document Type	Trustee's Deed
Jurisdiction	MARIN CA
Recording Date	Jul 31, 2017
Property Address	4 TURTLE ROCK CT, TIBURON, CA 94920-1300
Document Number	0000030475
Instrument Date	Jul 25, 2017
Instrument	30475
Transaction Type	Transfer
Record Updated	Nov 20, 2018
Title Company	OLD REPUBLIC TITLE

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$4,785.00
Amount Accuracy	Full Value
Additional	Arm's Length Multiple Parcels

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Personal Trust
Address	4 TURTLE ROCK CT TIBURON CA 949201300, TIBURON, CA 94920-1300

Mortgage

Document Number	30477
Date	Jul 31, 2017
Instrument	30477

Lender

Name	FIRST REPUBLIC BK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Line of Credit
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Rate	4.25%

Mortgage

Document Number	30476,
Date	Jul 31, 2017
Instrument	30476

Lender

Name	FIRST REPUBLIC BK
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Amount	Amount Recorded
Term	360 Months
Due	Jul 30, 2047

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	Tiburon Town
Elementary School District	Reed Union 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		$5,253,241 (+2%) Land $3,017,456 Building $2,235,785
2025	$58,832.00 (+5.14%)	$5,150,263 (+4.04%) Land $2,958,306 Building $2,191,957
2023	$55,958.00 (+1.23%)	$4,950,284 Land $2,843,438 Building $2,106,846
2022	$55,279.00

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
Nearby Flood Policies	2 in force
Nearby Flood Claims	1 (1982)
Claims Outside the SFHA	1 of 1
Most Recent Claim	Jan 1982 · Severe Storms, Flood, Mudslides & High Tide

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 98% of the US · lower than 98.4% of California
Wildfire Likelihood	Under 0.01% annual chance
Exposure	None beyond 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 311 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

May also be available: Etheric Networks, Verizon.

Cell Coverage

5G and 4G LTE (outdoors only)

Nearby Properties on Turtle Rock Ct

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures