Marin County property record for 101 Ross Ave, San Anselmo, CA 94960
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3.5 ba · 2,957 sqft · built 1883 |
| Lot Size | 0.205 acres (8,906 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $47,514 (2025) |
| Deeds & Mortgages | Sep 2021 Transfer |
| Flood Zone | Zone X (moderate risk) |
| APN | 007-283-13 |
| Primary APN | 007-283-13 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 2,957 sqft Living Area |
| Basement Area | 458 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1883 |
|---|---|
| Effective Year Built | Effective 1990 |
| Lot Area | 8,906 sqft (0.205 acres) |
| Deck Area | 580 sqft |
| Heating System | Central |
|---|
| Street Address | 101 ROSS AVE |
|---|---|
| City | SAN ANSELMO |
| State | CA |
| Zip | 94960-2914 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 117000 |
101 Ross Ave is owned by a company that acquired it in August 2021.
Source: Marin County records, as of July 13, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 101 ROSS AVE, SAN ANSELMO, CA 94960-2914 |
| 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 Transfer Date | Aug 11, 2021 |
| Transfer Doc | 0000059954 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Sep 28, 2021 |
| Property Address | 101 ROSS AVE, SAN ANSELMO, CA 94960-2914 |
| Document Number | 0000059954 |
| Map Reference | MB 2020 PG 252 |
| Instrument Date | Aug 11, 2021 |
| Instrument | 2021-0059954 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 101 ROSS AVE, SAN ANSELMO, CA 94960-2914 |
The 2025 property tax bill for 101 Ross Ave was $47,514.
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 | $3,500,000 (-7.61%) Land $2,250,000 Building $1,250,000 | |
| 2025 | $47,514.00 | $3,788,470 Land $2,435,445 Building $1,353,025 |
| 2023 | $45,643.00 (+0.68%) | $3,641,400 Land $2,340,900 Building $1,300,500 |
| 2022 | $45,333.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 101 Ross Ave in Zone X, an area of moderate flood risk, within 100 ft of a high-risk flood zone.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| 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 101 Ross Ave is low, with a 0.02% 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 | 0.02% annual chance |
| Exposure | Direct burnable vegetation |
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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