Marin County property record for 129 Oak Ave, San Anselmo, CA 94960
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 0.804 acres (35,000 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $3,150,000 (Nov 2010) |
| Tax Bill | $9,115 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 007-271-26 |
| Primary APN | 007-271-26 |
|---|
| Lot Area | 35,000 sqft (0.804 acres) |
|---|
| Street Address | 129 OAK AVE |
|---|---|
| City | SAN ANSELMO |
| State | CA |
| Zip | 94960-2722 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Local Zoning Code | R1 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 117000 |
129 Oak Ave, residential vacant land, is owned by a company that bought it in November 2010.
Source: Marin County records, as of July 13, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | PO BOX 5, ROSS, CA 94957-0005 |
| Owner Type | Company |
| Vesting | Borrower in Default |
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 | Nov 12, 2010 · Amount on File |
| Deed Sale | Nov 12, 2010 · Amount on File |
| Deed Document Number | 201057468 |
| Prior Transfer Date | Nov 17, 1998 |
| Prior Transfer Doc | 0000008281 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 129 Oak Ave was $9,115.
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 | $653,360 (+2%) Land $653,360 | |
| 2025 | $9,115.00 | $640,550 Land $640,550 |
| 2023 | $8,743.00 (+0.87%) | $615,685 Land $615,685 |
| 2022 | $8,668.00 |
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 129 Oak Ave in Zone X, an area of minimal flood risk, though there have been 3 flood claims nearby since 1980.
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 |
| Flood Insurance Cost | Premium on File median of 10 individual policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 22 units insured incl. 12 condo units |
| Nearby Flood Claims | 3 (1980–2023) |
| Claims Outside the SFHA | 2 of 3 |
| Most Recent Claim | Apr 2023 · Severe Winter Storms, Straight-line Winds, Flooding, Landslides, And Mudslides |
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 129 Oak Ave is moderate, ranking above 45% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 45% of the US · lower than 73% of California |
|---|---|
| Wildfire Likelihood | 0.08% 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 247 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 in parts of the area | 100 / 20 |
May also be available: Unwired.
5G (outdoors only) and 4G LTE
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