Marin County property record for 75 Seafirth Rd, Tiburon, CA 94920
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,572 sqft · built 1956 |
| Lot Size | 0.298 acres (13,000 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $5,100,000 (Apr 2021) |
| Tax Bill | $55,832 (2025) |
| Deeds & Mortgages | Apr 2022 Transfer Aug 2021 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 039-101-31 |
| Primary APN | 039-101-31 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 3,572 sqft Living Area |
| Basement Area | 353 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Material | Built-Up Asphalt |
| Lot Area | 13,000 sqft (0.298 acres) |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 1,309 sqft |
| Patio Area | 1,309 sqft |
| Heating System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 75 SEAFIRTH RD |
|---|---|
| City | BELVEDERE TIBURON |
| State | CA |
| Zip | 94920-1125 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | SEAFIRTH |
| Legal Lot Number | 15 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 3 |
| Census Block | 3004 |
| Census Tract | 124200 |
Source: Marin County records · APN 039-101-31
Assessment roll updated July 13, 2026 · Last verified August 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 | 75 SEAFIRTH RD, BELVEDERE TIBURON, CA 94920-1125 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Date | Document |
|---|---|
| Apr 04, 2022 | Intrafamily Transfer, Transfer |
| Aug 04, 2021 | Deed of Trust, Mortgage · Conventional Mortgage JPMORGAN CHASE BANK NA |
| Apr 29, 2021 | Grant Deed, Transfer OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 29, 2021 · Amount on Record |
| Deed Sale | Apr 29, 2021 · Amount on Record |
| Prior Sale | Jan 15, 2004 · Amount on Record |
| Deed Document Number | 202128864 |
| Last Transfer Date | Mar 15, 2022 |
| Transfer Doc | 0000014363 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Apr 04, 2022 |
| Property Address | 75 SEAFIRTH RD, TIBURON, CA 94920-1125 |
| Document Number | 0000014363 |
| Map Reference | MB 8 PG 12 |
| Instrument Date | Mar 15, 2022 |
| Instrument | 2022-0014363 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 75 SEAFIRTH RD, TIBURON, CA 94920-1125 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 75 SEAFIRTH RD, TIBURON, CA 94920-1125 |
| Transaction Type | Mortgage |
| Record Updated | Aug 19, 2021 |
| Title Company | AMROCK TITLE CA INC, AMROCK TITLE CALIFORNIA INC |
| Name | Verified Name |
|---|---|
| Address | 10 ELINOR AVE, MILL VALLEY, CA 94941-1215 |
| Document Number | 0000049573 |
|---|---|
| Date | Aug 04, 2021 |
| Instrument | 2021-0049573 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Aug 01, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Apr 29, 2021 |
| Property Address | 75 SEAFIRTH RD, TIBURON, CA 94920-1125 |
| Document Number | 0000028864 |
| Map Reference | MB 8 PG 12 |
| Instrument Date | Apr 26, 2021 |
| Instrument | 2021-0028864 |
| Transaction Type | Transfer |
| Record Updated | Aug 13, 2021 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Tax | $5,610.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 75 SEAFIRTH RD, TIBURON, CA 94920-1125 |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified August 2026
| 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) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $4,930,462 (+2%) Land $2,974,741 Building $1,955,721 | |
| 2025 | $55,832.00 (+6.05%) Homeowner's exemption | $4,833,824 (+4.04%) Land $2,916,435 Building $1,917,389 |
| 2023 | $52,649.00 (+1.83%) Homeowner's exemption | $4,646,173 Land $2,803,218 Building $1,842,955 |
| 2022 | $51,704.00 |
Source: FEMA National Flood Hazard Layer as of October 18, 2023 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| 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 |
|
| 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 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.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: Verizon.
Based on FCC filings for 133 locations within half a mile of this property.
5G (outdoors only) and 4G LTE
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | MARIN MUNICIPAL WATER DISTRICT serves 188,116 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Aug 2023 |
| Lead | Under 1 ppb (2019–2021) action level 15 ppb |
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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