Marin County property record for 33 Belle Ave, San Anselmo, CA 94960
| Property Type | Single Family Home |
|---|---|
| Lot Size | 0.068 acres (2,950 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,625,000 (Jun 2024) |
| Tax Bill | $3,854 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 007-302-06 |
| Primary APN | 007-302-06 |
|---|
| Lot Area | 2,950 sqft (0.068 acres) |
|---|
| Street Address | 33 BELLE AVE |
|---|---|
| City | SAN ANSELMO |
| State | CA |
| Zip | 94960 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 4 |
| Census Block | 4014 |
| Census Tract | 117000 |
33 Belle Ave is owned by two individuals who bought it in June 2024.
Source: Marin County records, as of July 13, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 31 BELLE AVE, SAN ANSELMO, CA 94960-2806 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 18, 2024 · Amount on File |
| Deed Sale | Jun 18, 2024 · Amount on File |
| Deed Document Number | 202417383 |
| Prior Transfer Date | Nov 9, 2000 |
| Prior Transfer Doc | 0000057886 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 33 Belle Ave was $3,854.
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | San Anselmo Town |
| Elementary School District | Ross Valley Elementary School District (KG - 08) |
| Secondary School District | Tamalpais Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $275,706 (+2%) Land $234,090 Building $41,616 | |
| 2025 | $3,854.00 | $270,300 Land $229,500 Building $40,800 |
| 2023 | $757.00 (+2.44%) | $8,247 Land $8,247 |
| 2022 | $739.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
FEMA maps place 33 Belle Ave in Zone AE, a high-risk flood area; flood insurance is required for federally backed loans.
Source: FEMA National Flood Hazard Layer, effective October 18, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on File median of 110 individual policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 145 units insured incl. 35 condo units |
| Nearby Flood Claims | 99 (1980–2023) |
| Claims Outside the SFHA | 14 of 99 |
| Most Recent Claim | Mar 2023 · Severe Storm And Flooding |
| Claims by Event |
|
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 risk around 33 Belle Ave is low, with 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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
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 626 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Unwired.
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