75 Round Hill Rd, Tiburon (Belvedere Tiburon), CA 94920 Property Records

Marin County property record for 75 Round Hill Rd, Tiburon, CA 94920

Property Summary

Property Type	Single Family Home
Details	5 bd · 4.5 ba · 4,300 sqft · built 1979
Lot Size	0.669 acres (29,160 sqft)
Owner	2 Trust Names on File
Last Sale	$4,650,000 (Jun 2020)
Tax Bill	$59,371 (2025)
Deeds & Mortgages	Sep 2026 Transfer Jun 2020 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`058-301-27`

Property Details

APN / Parcel Number

Primary APN	`058-301-27`

Interior

Bedrooms	5 Beds
Full Baths	4.5 Baths
Half Baths	1 Half Bath
Total Rooms	8 Rooms
Stories	1 Story
Building Area	4,300 sqft Living Area
Basement Area	65 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1979
Effective Year Built	Effective 2005
Architectural Style	Contemporary
Exterior Material	Wood
Roof Material	Tar & Gravel
Lot Area	29,160 sqft (0.669 acres)
Garage Area	560 sqft
Parking Spaces	2 Parking Spaces
Deck Area	401 sqft
Patio Area	2,381 sqft

Utilities, Heating & Cooling

Heating System	Central
Heating Fuel	Gas
Sewer	Municipal
Water Source	Commercial

Location & Zoning

Street Address	75 ROUND HILL RD
City	BELVEDERE TIBURON
State	CA
Zip	94920-1517
Property Category	Residential
Property Type	Residential > Single Family > Home
Local Zoning Code	R1
Legal Description	MAP D5 607
Legal Subdivision	P8 72
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	1
Census Block	1001
Census Tract	124200

Owner

75 Round Hill Rd is owner-occupied and held in a trust since August 2026.

Source: Marin County records, as of September 14, 2026

Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.

Owner of Record	2 Trust Names on File
Mailing Address	75 ROUND HILL RD, BELVEDERE TIBURON, CA 94920-1517
Occupancy	Owner Occupied
Owner Type	Company
Vesting	Trust, Family Trust

Deeds, Mortgages & Sale History

Date	Document
Sep 2, 2026	Quit Claim Deed, Transfer NONE LISTED ON DOCUMENT
Jun 26, 2020	Grant Deed, Transfer · Conventional Mortgage CITIBANK NA
Nov 5, 2018	Trustee's Deed, Construction Loan · Construction Mortgage WELLS FARGO BK
Apr 17, 2018	Quit Claim Deed, Transfer Quitclaim

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Jun 26, 2020 · Amount on File
Deed Sale	Jun 26, 2020 · Amount on File
Prior Sale	Nov 13, 2013 · Amount on File
Deed Document Number	202026930
Last Transfer Date	Aug 28, 2026
Transfer Doc	0000025401
Record Updated	Oct 29, 2026

September 2026: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Sep 2, 2026
Property Address	75 ROUND HILL RD, BELVEDERE TIBURON, CA 94920-1517
Document Number	0000025401
Instrument Date	Aug 28, 2026
Instrument	202625401
Transaction Type	Transfer
Record Updated	Sep 9, 2026
Title Company	NONE LISTED ON DOCUMENT

Transaction

Tax	$0.00
Amount Accuracy	Full Amount Stated
Additional	Quitclaim

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Family Trust
Address	75 ROUND HILL RD, BELVEDERE TIBURON, CA 94920-1517

June 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Jun 26, 2020
Property Address	75 ROUND HILL RD, TIBURON, CA 94920-1517
Document Number	0000026930
Map Reference	VOL 8 PG 72
Instrument Date	May 18, 2020
Instrument	2020-0026930
Transaction Type	Transfer
Record Updated	Aug 13, 2021
Title Company	OLD REPUBLIC TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$5,115.00
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	75 ROUND HILL RD, TIBURON, CA 94920-1517

Mortgage

Document Number	0000026931
Date	Jun 26, 2020
Instrument	2020-0026931

Lender

Name	CITIBANK NA
Type	Bank

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	361 Months
Due	Jul 1, 2050

November 2018: Trustee's Deed, Construction Loan

Document Type	Trustee's Deed
Jurisdiction	MARIN CA
Recording Date	Nov 5, 2018
Property Address	75 ROUND HILL RD, TIBURON, CA 94920-1517
Instrument Date	Oct 31, 2018
Instrument	38207
Transaction Type	Construction Loan
Record Updated	Nov 15, 2018
Title Company	FIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	75 ROUND HILL RD BELVEDERE TIBURON CA 949201517, BELVEDERE TIBURON, CA 94920-1517

Mortgage

Document Number	0000038207
Date	Nov 5, 2018
Instrument	38207

Lender

Name	WELLS FARGO BK
Type	Bank
Address	101 N PHILLIPS AVE, SIOUX FALLS, SD 57104-6738

Agreement

Type	Construction Mortgage
Amount	Amount on Record
Term	12 Months
Due	Nov 4, 2019

April 2018: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Apr 17, 2018
Property Address	75 ROUND HILL RD, TIBURON, CA 94920-1517
Document Number	0000013370
Instrument Date	Apr 4, 2018
Instrument	13370
Transaction Type	Transfer
Record Updated	Apr 26, 2018

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Revocable Trust
Address	75 ROUND HILL RD TIBURON CA 949201517, TIBURON, CA 94920-1517

Tax Assessment & Valuation

The 2025 property tax bill for 75 Round Hill Rd was $59,371.

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		$5,187,075 (+2%) Land $3,234,950 Building $1,952,125
2025	$59,371.00	$5,085,379 Land $3,171,527 Building $1,913,852
2023	$56,010.00 (+1.81%)	$4,887,940 Land $3,048,393 Building $1,839,547
2022	$55,015.00

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

Flood

FEMA maps place 75 Round Hill Rd in Zone X, an area of minimal flood risk.

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	6 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

Wildfire risk around 75 Round Hill Rd is low, with a 0.02% annual chance of wildfire.

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire Risk	Low lower than 96% of the US · lower than 97.4% of California
Wildfire Likelihood	0.02% annual chance
Exposure	Direct burnable vegetation

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 405 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
Verizon Fixed Wireless	300 / 20
Etheric Networks Fixed Wireless	250 / 100

May also be available: AT&T, GeoLinks.

Cell Coverage

5G (outdoors only) and 4G LTE

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