4 Midden Ln, Tiburon (Belvedere Tiburon), CA 94920 Property Records

Marin County property record for 4 Midden Ln, Tiburon, CA 94920

Property Summary

Property Type	Single Family Home
Details	5 bd · 5.5 ba · 4,809 sqft · built 1997
Lot Size	0.61 acres (26,572 sqft)
Owner	2 Company Names on File
Last Sale	$5,100,000 (Sep 2023)
Tax Bill	$62,738 (2025)
Deeds & Mortgages	Sep 2023 Sale Aug 2022 Line of Credit + 1 more
Flood Zone	Zone X (minimal risk)
APN	`038-410-12`

Property Details

APN / Parcel Number

Primary APN	`038-410-12`

Interior

Bedrooms	5 Beds
Full Baths	5.5 Baths
Half Baths	1 Half Bath
Building Area	4,809 sqft Living Area
Basement Area	132 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1997
Effective Year Built	Effective 2003
Architectural Style	Contemporary
Lot Area	26,572 sqft (0.61 acres)
Garage Area	720 sqft
Parking Spaces	3 Parking Spaces
Deck Area	75 sqft
Patio Area	956 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	4 MIDDEN LN
City	BELVEDERE TIBURON
State	CA
Zip	94920-2114
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Description	L21 /B20P46 M RING MOUNTAIN SUBD
Legal Subdivision	RING MOUNTAIN
Legal Lot Number	21
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	5
Census Block	5003
Census Tract	124100

Owner

Source: Marin County assessment roll, 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 File
Mailing Address	4 MIDDEN LN, BELVEDERE TIBURON, CA 94920-2114
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
Sep 12, 2023	Grant Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO
Aug 26, 2022	Deed of Trust, Mortgage · Line of Credit FIRST REPUBLIC BANK
Dec 18, 2020	Grant Deed, Transfer · Conventional Mortgage FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	2 Verified Names on Deed
Last Sale	Sep 12, 2023 · Amount on Record
Deed Sale	Sep 12, 2023 · Amount on Record
Prior Sale	Dec 18, 2020 · Amount on Record
Deed Document Number	202322404
Prior Transfer Date	Dec 21, 1998
Prior Transfer Doc	0000017142
Record Updated	Sep 20, 2026

September 2023: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Sep 12, 2023
Property Address	4 MIDDEN LN, TIBURON, CA 94920-2114
Document Number	0000022404
Map Reference	VOL 20 PG 46
Instrument Date	Sep 8, 2023
Instrument	2023-0022404
Transaction Type	Transfer
Record Updated	Sep 28, 2023
Title Company	FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount Recorded
Tax	$5,610.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	4 MIDDEN LN, TIBURON, CA 94920-2114

August 2022: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	4 MIDDEN LN, TIBURON, CA 94920-2114
Transaction Type	Mortgage
Record Updated	Sep 6, 2022
Title Company	FIDELITY NATIONAL TITLE CO

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	4 MIDDEN LN, TIBURON, CA 94920-2114

Mortgage

Document Number	0000030742
Date	Aug 26, 2022
Instrument	2022-0030742

Lender

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

Agreement

Type	Line of Credit
Amount	Amount Recorded
Term	300 Months
Due	Aug 26, 2047

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

December 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Dec 18, 2020
Property Address	4 MIDDEN LN, TIBURON, CA 94920-2114
Document Number	0000065484
Map Reference	VOL 20 PG 46
Instrument Date	Dec 9, 2020
Instrument	2020-0065484
Transaction Type	Transfer
Record Updated	Aug 13, 2021
Title Company	FIDELITY NATIONAL TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on File
Loan-to-Value (LTV)	LTV on Record
Tax	$4,180.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Community Property with Right of Survivorship
Address	4 MIDDEN LN, BELVEDERE TIBURON, CA 94920-2114

Mortgage

Document Number	0000065485
Date	Dec 18, 2020
Instrument	2020-0065485

Lender

Name	FIRST REPUBLIC BANK
Type	Bank

Agreement

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

Interest

Rate Type	Adjustable Rate
Rate	2.65%
Type Change Date	Jan 1, 2028
Change Frequency	Monthly
Min Rate At Change	2.95%
Max Rate At Change	10.9%
Index	1-Month LIBOR
Max Rate	10.9%

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		$5,698,080 (+4.67%) Land $3,017,160 Building $2,680,920
2025	$62,738.00 (+36.76%) Homeowner's exemption	$5,444,000 (+37.7%) Land $2,958,000 Building $2,486,000
2023	$45,873.00 (+1.24%)	$3,953,520 Land $2,080,800 Building $1,872,720
2022	$45,309.00

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
Flood Insurance Cost	Premium on Record median of 10 policies
Nearby Flood Policies	10 in force
Nearby Flood Claims	2 (2021)
Claims Outside the SFHA	2 of 2
Most Recent Claim	Oct 2021 · rainfall accumulation

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	Moderate above 42% of the US · lower than 75% of California
Wildfire Likelihood	0.06% annual chance
Exposure	Direct burnable vegetation at the parcel

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

Provider	Max Down / Up (Mbps)
AT&T Fiber	5,000 / 5,000
Xfinity Cable	2,000 / 250
Unwired Fixed Wireless	300 / 25
T-Mobile USA Fixed Wireless	100 / 20

May also be available: Etheric Communications, LLC., Verizon.

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