22 Seafirth Pl, Tiburon (Belvedere Tiburon), CA 94920 Property Records

Marin County property record for 22 Seafirth Pl, Tiburon, CA 94920

Property Summary

Property Type	Single Family Home
Details	4 bd · 3.5 ba · 3,565 sqft · built 1955
Lot Size	0.344 acres (15,000 sqft)
Owner	2 Individual Names on File
Last Sale	$3,850,000 (Oct 2020)
Tax Bill	$49,301 (2025)
Deeds & Mortgages	Aug 2018 Mortgage Oct 2020 Sale & Mortgage + 2 more
Flood Zone	Zone X (minimal risk)
APN	`039-101-22`

Property Details

APN / Parcel Number

Primary APN	`039-101-22`

Interior

Bedrooms	4 Beds
Full Baths	3.5 Baths
Half Baths	1 Half Bath
Building Area	3,565 sqft Living Area
Basement Area	612 sqft
Fireplaces	1 Fireplace
Fireplace	Fireplace

Exterior

Year Built	Built 1955
Effective Year Built	Effective 2000
Architectural Style	Contemporary
Lot Area	15,000 sqft (0.344 acres)
Garage Area	612 sqft
Parking Spaces	2 Parking Spaces
Deck Area	350 sqft

Utilities, Heating & Cooling

Heating System	Central

Location & Zoning

Street Address	22 SEAFIRTH PL
City	BELVEDERE TIBURON
State	CA
Zip	94920-1123
Property Category	Residential
Property Type	Residential > Single Family > Home
Legal Subdivision	SEAFIRTH SUB
Legal Lot Number	19
Jurisdiction	MARIN CA
Township / Civil Division	SOUTHEAST MARIN
Census Block Group	3
Census Block	3004
Census Tract	124200

Owner

22 Seafirth Pl is owned and occupied by two individuals who bought it in October 2020.

Source: Marin County records, as of July 13, 2026

Owner of Record	2 Individual Names on File
Mailing Address	22 SEAFIRTH PL, BELVEDERE TIBURON, CA 94920-1123
Occupancy	Owner Occupied
Owner Type	Individual
Vesting	Community Property

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

Deeds, Mortgages & Sale History

Date	Document
Aug 16, 2018	Deed of Trust, Mortgage · Conventional Mortgage AURORA FINANCIAL LLC
Oct 27, 2020	Grant Deed, Transfer · Conventional Mortgage CITIBANK NA
Jan 16, 2020	Quit Claim Deed, Transfer NOT AVAILABLE
Jan 16, 2020	Quit Claim Deed, Transfer RATE RABBIT HM LNS

Assessor's Deed Record

Deed Names	2 Names on Deed
Last Sale	Oct 27, 2020 · Amount on File
Deed Sale	Oct 27, 2020 · Amount on File
Prior Sale	Sep 15, 2000 · Amount on File
Deed Document Number	202052566
Prior Transfer Date	Jan 10, 2020
Prior Transfer Doc	0000002092
Record Updated	Oct 29, 2026

August 2018: Deed of Trust, Mortgage

Document Type	Deed of Trust
Jurisdiction	MARIN CA
Property Address	22 SEAFIRTH PL, TIBURON, CA 94920-1123
Transaction Type	Mortgage
Record Updated	Feb 5, 2021

Transferred To (Grantee/Buyer)

Name	Verified Name

Mortgage

Document Number	0000029103
Date	Aug 16, 2018
Instrument	2018-0029103

Lender

Name	AURORA FINANCIAL LLC
Type	Lending Institution
Address	VIENNA, VA 22182

Agreement

Type	Conventional Mortgage
Amount	Amount on Record
Term	181 Months
Due	Sep 1, 2033

October 2020: Grant Deed, Transfer

Document Type	Grant Deed
Jurisdiction	MARIN CA
Recording Date	Oct 27, 2020
Property Address	22 SEAFIRTH PL, TIBURON, CA 94920-1123
Document Number	0000052566
Map Reference	MB 8 PG 12
Instrument Date	Oct 23, 2020
Instrument	2020-0052566
Transaction Type	Transfer
Record Updated	Aug 13, 2021
Title Company	CAL LAND TITLE COMPANY

Transaction

Amount	Amount on Record
Downpayment	Downpayment on Record
Loan-to-Value (LTV)	LTV on Record
Tax	$4,235.00
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	22 SEAFIRTH PL, TIBURON, CA 94920-1123
Investor	Possibly a Property Investor

Mortgage

Document Number	0000052567
Date	Oct 27, 2020
Instrument	2020-0052567

Lender

Name	CITIBANK NA
Type	Bank

Agreement

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

January 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Jan 16, 2020
Property Address	22 SEAFIRTH PL, TIBURON, CA 94920-1123
Document Number	0000002094
Instrument Date	Jan 10, 2020
Instrument	2094
Transaction Type	Transfer
Record Updated	Feb 20, 2020
Title Company	NOT AVAILABLE

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	22 SEAFIRTH PL TIBURON CA 949201123, TIBURON, CA 94920-1123

January 2020: Quit Claim Deed, Transfer

Document Type	Quit Claim Deed
Jurisdiction	MARIN CA
Recording Date	Jan 16, 2020
Property Address	22 SEAFIRTH PL, TIBURON, CA 94920-1123
Document Number	0000002092
Instrument Date	Jan 10, 2020
Instrument	2092
Transaction Type	Transfer
Record Updated	Feb 20, 2020
Title Company	FIDELITY NATIONAL TITLE

Transaction

Tax	$0.00
Additional	Quitclaim Intrafamily Transfer

Transferred From (Grantor/Seller)

Name	Verified Name

Transferred To (Grantee/Buyer)

Name	Verified Name
Relationship	Joint Tenants with Right of Survivorship
Address	22 SEAFIRTH PL TIBURON CA 949201123, TIBURON, CA 94920-1123

Mortgage

Document Number	2093
Date	Jan 16, 2020
Instrument	2093

Lender

Name	RATE RABBIT HM LNS
Type	Funding / Finance Company
Address	SAN DIEGO, CA 92101

Agreement

Amount	Amount on Record
Term	360 Months
Due	Jan 15, 2050

Tax Assessment & Valuation

The 2025 property tax bill for 22 Seafirth Pl was $49,301.

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		$4,250,631 (+2%) Land $2,594,541 Building $1,656,090
2025	$49,301.00	$4,167,317 Land $2,543,687 Building $1,623,630
2023	$46,440.00 (+1.93%)	$4,005,540 Land $2,444,940 Building $1,560,600
2022	$45,560.00

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

Flood

FEMA maps place 22 Seafirth Pl in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.

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
Nearest Special Flood Hazard Area	Zone AE, within 500 ft
Flood Insurance Requirement	Not required lenders may require it
Flood Insurance Cost	Premium on File 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

Wildfire risk around 22 Seafirth Pl is low, with less than a 0.01% annual chance of wildfire.

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

Wildfire Risk	Low lower than 99.8% of the US · lower than 99.8% 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 133 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: Verizon.

Cell Coverage

5G (outdoors only) and 4G LTE

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