Marin County property record for 121 Barn Rd, Tiburon, CA 94920
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 7.5 ba · 8,486 sqft · built 2005 |
| Lot Size | 0.457 acres (19,900 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $30,000 (Nov 2006) |
| Tax Bill | $90,269 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 034-012-38 |
| Primary APN | 034-012-38 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 7.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 8,486 sqft Living Area |
| Basement Area | 1,237 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2005 |
|---|---|
| Effective Year Built | Effective 2007 |
| Architectural Style | Contemporary |
| Lot Area | 19,900 sqft (0.457 acres) |
| Garage Area | 1,100 sqft |
| Parking Spaces | 4 Parking Spaces |
| Pool Area | 1,900 sqft |
| Deck Area | 8,062 sqft |
| Patio Area | 8,062 sqft |
| Heating System | Radiant |
|---|
| Street Address | 121 BARN RD |
|---|---|
| City | BELVEDERE TIBURON |
| State | CA |
| Zip | 94920-2602 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 5 |
| Census Block | 5012 |
| Census Tract | 124100 |
Source: Marin County records · APN 034-012-38
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 | 121 BARN RD, BELVEDERE TIBURON, CA 94920-2602 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 03, 2006 · Amount on Record |
| Deed Sale | Nov 03, 2006 · Amount on Record |
| Prior Sale | Nov 13, 2002 · Amount on Record |
| Deed Document Number | 200668984 |
| Last Transfer Date | Nov 23, 2011 |
| Transfer Doc | 0000057621 |
| 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 | Mill Valley 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 | $8,011,548 (+2%) Land $2,103,516 Building $5,908,032 | |
| 2025 | $90,269.00 (+2.75%) Homeowner's exemption | $7,854,505 (+4.04%) Land $2,062,279 Building $5,792,226 |
| 2023 | $87,854.00 (+3.67%) | $7,549,579 Land $1,982,219 Building $5,567,360 |
| 2022 | $84,745.00 |
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 |
|---|---|
| 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 | 2 (2021) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Oct 2021 · rainfall accumulation |
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: Etheric Communications, LLC..
Based on FCC filings for 261 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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