Marin County property record for 11 William Ct, Sausalito, CA 94965
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,456 sqft · built 1962 |
| Lot Size | 0.232 acres (10,092 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $2,271,000 (Nov 2015) |
| Tax Bill | $34,331 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 064-303-11 |
| Primary APN | 064-303-11 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 2,456 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Contemporary |
| Lot Area | 10,092 sqft (0.232 acres) |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 390 sqft |
| Patio Area | 390 sqft |
| Heating System | Central |
|---|
| Street Address | 11 WILLIAM CT |
|---|---|
| City | SAUSALITO |
| State | CA |
| Zip | 94965-1620 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP J2 626 |
| Legal Subdivision | BUENA VISTA HEIGHTS 02 |
| Legal Lot Number | 35 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 130203 |
Source: Marin County records, as of July 13, 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 Record |
|---|---|
| Mailing Address | 11 WILLIAM CT, SAUSALITO, CA 94965-1620 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 2, 2015 · Amount on Record |
| Deed Sale | Nov 2, 2015 · Amount on Record |
| Prior Sale | Nov 29, 2006 · Amount on Record |
| Deed Document Number | 201551996 |
| Prior Transfer Date | Feb 2, 2011 |
| Prior Transfer Doc | 0000019414 |
| Record Updated | Sep 20, 2026 |
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | Sausalito City |
| Elementary School District | Sausalito Elementary School District (KG - 08) |
| Secondary School District | Tamalpais Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,742,096 (+2%) Land $1,630,044 Building $1,112,052 | |
| 2025 | $34,331.00 (+8.07%) | $2,688,341 (+4.04%) Land $1,598,089 Building $1,090,252 |
| 2023 | $31,766.00 (+3.77%) | $2,583,966 Land $1,536,043 Building $1,047,923 |
| 2022 | $30,611.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 |
| Community Rating System | Class 9 (5% premium discount) |
| Nearby Flood Policies | 4 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 43% of the US · lower than 74% of California |
|---|---|
| Wildfire Likelihood | 0.07% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
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 |
| 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.
Source: FCC Broadband Data Collection, based on 363 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
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