Marin County property record for 15 Marsh Rd, Tiburon, CA 94920
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 2 ba · 1,098 sqft · built 1985 |
| Lot Size | 0.025 acres (1,100 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $645,000 (May 2004) |
| Tax Bill | $13,397 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 058-440-21 |
| Primary APN | 058-440-21 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,098 sqft Living Area |
| Basement Area | 14 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1985 |
|---|---|
| Effective Year Built | Effective 1992 |
| Architectural Style | Colonial |
| Lot Area | 1,100 sqft (0.025 acres) |
| Deck Area | 84 sqft |
| Patio Area | 84 sqft |
| Heating System | Central |
|---|
| Street Address | 15 MARSH RD |
|---|---|
| City | BELVEDERE TIBURON |
| State | CA |
| Zip | 94920-2541 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | UNIT 21 LOT 9 |
| Legal Subdivision | POINT TIBURNON |
| Legal Lot Number | 9 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 124200 |
Source: Marin County records · APN 058-440-21
Assessment roll updated July 13, 2026 · Last verified July 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 | 15 MARSH RD, BELVEDERE TIBURON, CA 94920-2541 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 05, 2004 · Amount on Record |
| Deed Sale | May 05, 2004 · Amount on Record |
| Prior Sale | Apr 22, 1997 · Amount on Record |
| Deed Document Number | 200437888 |
| Last Transfer Date | Aug 13, 2024 |
| Transfer Doc | 0000024973 |
| Record Updated | Sep 20, 2026 |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 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 | $984,114 (+2%) Land $362,535 Building $621,579 | |
| 2025 | $13,397.00 (+8.08%) Homeowner's exemption | $964,820 (+4.04%) Land $355,427 Building $609,393 |
| 2023 | $12,395.00 (+3.85%) | $927,360 Land $341,627 Building $585,733 |
| 2022 | $11,935.00 |
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 10 policies |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 1 (1978) |
| Most Recent Claim | Jan 1978 · tidal / storm surge |
| Wildfire Risk | Not rated no burnable land within 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 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: AT&T.
Based on FCC filings for 433 locations within half a mile of this property.
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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