27 Main St, Tiburon (Belvedere Tiburon), CA 94920 Property Records

Marin County property record for 27 Main St, Tiburon, CA 94920

Property Summary

Property Type	Commercial
Details	6,516 sqft · built 1919
Lot Size	0.551 acres (23,987 sqft)
Owner	Company Name on Record
Last Sale	$8,000,000 (Feb 2018)
Tax Bill	$193,386 (2025)
Deeds & Mortgages	Jun 2021 Mortgage Jun 2021 Mortgage + 4 more
Flood Zone	Zone VE (high risk)
APN	`059-151-35`

Property Details

APN / Parcel Number

Primary APN	`059-151-35`

Interior

Building Area	6,516 sqft Gross Area

Exterior

Year Built	Built 1919
Effective Year Built	Effective 1919
Lot Area	23,987 sqft (0.551 acres)

Location & Zoning

Street Address	27 MAIN ST
City	BELVEDERE TIBURON
State	CA
Zip	94920-2507
Property Category	Commercial
Property Type	Commercial > Retail
Legal Subdivision	SALT MARSH & TIDE LANDS MAP 01
Legal Lot Number	15
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	3
Census Block	3002
Census Tract	124200

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	Company Name on Record
Mailing Address	27 MAIN ST, BELVEDERE TIBURON, CA 94920-2507
Owner Type	Company
Vesting	Company

Deeds, Mortgages & Sale History

Date	Document
Jun 17, 2021	Deed of Trust, Mortgage · Commercial Mortgage BOSTON PRIVATE BANK & TRUST COMPANY
Jun 17, 2021	Deed of Trust, Mortgage BOSTON PRIVATE BANK & TRUST COMPANY
Jun 17, 2021	Deed of Trust, Mortgage · Commercial Mortgage THE MORTGAGE CAPITAL DEVELOPMENT CORP
Sep 8, 2021	Deed of Trust, Mortgage SILICON VALLEY BANK
Sep 8, 2021	Deed of Trust, Mortgage · Commercial Mortgage SILICON VALLEY BANK
Feb 15, 2018	Grant Deed, Transfer · Commercial Mortgage FIRST REPUBLIC BANK

Assessor's Deed Record

Deed Names	Name on Deed
Last Sale	Feb 15, 2018 · Amount on Record
Deed Sale	Feb 15, 2018 · Amount on Record
Prior Sale	Dec 7, 2010 · Amount on Record
Deed Document Number	20184746
Transfer Doc	0000040521
Record Updated	Oct 29, 2026

June 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	27 MAIN ST, TIBURON, CA 94920-2507
Transaction Type	Mortgage
Record Updated	Aug 23, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1 BLACKFIELD DR 338, 338, BELVEDERE, CA 94920-2053

Mortgage

Document Number	0000040057
Date	Jun 17, 2021
Instrument	2021-0040057

Lender

Name	BOSTON PRIVATE BANK & TRUST COMPANY
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

June 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	27 MAIN ST, TIBURON, CA 94920-2507
Transaction Type	Mortgage
Record Updated	Aug 23, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1 BLACKFIELD DR 338, 338, BELVEDERE, CA 94920-2053

Mortgage

Document Number	0000040058
Date	Jun 17, 2021
Instrument	2021-0040058

Lender

Name	BOSTON PRIVATE BANK & TRUST COMPANY
Type	Bank
Address	SAN FRANCISCO, CA 94111

Agreement

Amount	Amount Recorded

June 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	27 MAIN ST, TIBURON, CA 94920-2507
Transaction Type	Mortgage
Record Updated	Aug 23, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	27 MAIN ST, TIBURON, CA 94920-2507

Mortgage

Document Number	0000040059
Date	Jun 17, 2021
Instrument	2021-0040059

Lender

Name	THE MORTGAGE CAPITAL DEVELOPMENT CORP
Type	Mortgage Company
Address	OAKLAND, CA 94612

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	27 MAIN ST, TIBURON, CA 94920-2507
Transaction Type	Mortgage
Record Updated	Aug 23, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1 BLACKFIELD DR 338, 338, BELVEDERE, CA 94920-2053

Mortgage

Document Number	0000056159
Date	Sep 8, 2021
Instrument	2021-0056159

Lender

Name	SILICON VALLEY BANK
Type	Bank
Address	SANTA CLARA, CA 95054

Agreement

Amount	Amount Recorded

September 2021: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	27 MAIN ST, TIBURON, CA 94920-2507
Transaction Type	Mortgage
Record Updated	Aug 23, 2022
Title Company	FIDELITY NATIONAL TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	1 BLACKFIELD DR 338, 338, BELVEDERE, CA 94920-2053

Mortgage

Document Number	0000056160
Date	Sep 8, 2021
Instrument	2021-0056160

Lender

Name	SILICON VALLEY BANK
Type	Bank
Address	SANTA CLARA, CA 95054

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

February 2018: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Feb 15, 2018
Property Address	27 MAIN ST, TIBURON, CA 94920-2507
Document Number	0000004746
Instrument Date	Feb 5, 2018
Instrument	2018-0004746
Transaction Type	Transfer
Record Updated	Aug 23, 2022
Title Company	OLD REPUBLIC TITLE CO

Transaction

Amount	Amount Recorded
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$0.00
Amount Accuracy	Rounded by County
Additional	Arm's Length

Transferred From (Grantor/Seller)

Name	Verified Name
Address	00000

Transferred To (Grantee/Buyer)

Name	Verified Name
Address	2019 S MAIN ST # 2, 2, SALT LAKE CITY, UT 84115-2302

Mortgage

Document Number	0000004747
Date	Feb 15, 2018
Instrument	2018-0004747

Lender

Name	FIRST REPUBLIC BANK
Type	Bank

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

Mortgage

Document Number	0000004749
Date	Feb 15, 2018
Instrument	2018-0004749

Lender

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

Agreement

Type	Commercial Mortgage
Amount	Amount Recorded

Interest

Rate Type	Adjustable Rate
Change Frequency	Monthly

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		$9,284,479 (+2%) Land $6,957,557 Building $2,326,922
2025	$193,386.00 (+15.64%)	$9,102,479 (+4.04%) Land $6,821,170 Building $2,281,309
2023	$167,233.00 (+13.2%)	$8,749,039 Land $6,556,311 Building $2,192,728
2022	$147,734.00

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 VE high risk · coastal, wave action
100-Year Floodplain	Yes 1% annual chance
Floodway	No
Base Flood Elevation	13.0 ft
Flood Insurance Requirement	Required federally backed loans
Flood Insurance Cost	Premium on Record median of 32 individual policies
Community Rating System	Class 6 (20% premium discount)
Nearby Flood Policies	37 units insured incl. 5 condo units
Nearby Flood Claims	14 (1982–2026)
Claims Outside the SFHA	7 of 14
Most Recent Claim	Jan 2026 · tidal / storm surge
Claims by Event	Severe Storms, Flood, Mudslides & High Tide, Jan 1982 · 4 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	Not rated no burnable land within 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 191 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
Etheric Networks Fixed Wireless	250 / 100
T-Mobile Fixed Wireless	100 / 20

May also be available: AT&T, Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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