Marin County property record for 19 Sierra Ave, San Anselmo, CA 94960
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 3.5 ba · 2,532 sqft · built 1920 |
| Lot Size | 0.124 acres (5,406 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $10,161 (2025) |
| Deeds & Mortgages | Aug 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 005-194-30 |
| Primary APN | 005-194-30 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Units | 2 Units |
| Building Area | 2,532 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | Contemporary |
| Lot Area | 5,406 sqft (0.124 acres) |
| Garage Area | 360 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 394 sqft |
| Patio Area | 394 sqft |
| Heating System | Central |
|---|
| Street Address | 19 SIERRA AVE |
|---|---|
| City | SAN ANSELMO |
| State | CA |
| Zip | 94960-1821 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R2 |
| Legal Subdivision | GRAND VIEW |
| Legal Lot Number | 10,13 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 116000 |
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 | 19 SIERRA AVE, SAN ANSELMO, CA 94960-1821 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Living Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Dec 23, 1997 |
| Transfer Doc | 0000076077 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Aug 21, 2023 |
| Property Address | 19 SIERRA AVE, SAN ANSELMO, CA 94960-1821 |
| Document Number | 0000020806 |
| Map Reference | VOL 2 PG 88 |
| Instrument Date | Aug 21, 2023 |
| Instrument | 2023-0020806 |
| Transaction Type | Transfer |
| Record Updated | Sep 6, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 17 SIERRA AVE, SAN ANSELMO, CA 94960-1821 |
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 | $496,058 (+2%) Land $95,887 Building $400,171 | |
| 2025 | $10,161.00 (+4.78%) Homeowner's exemption | $486,332 (+4.04%) Land $94,007 Building $392,325 |
| 2023 | $9,697.00 (+2.07%) Homeowner's exemption | $467,450 Land $90,357 Building $377,093 |
| 2022 | $9,500.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 76 individual policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 104 units insured incl. 28 condo units |
| Nearby Flood Claims | 52 (1978–2023) |
| Claims Outside the SFHA | 18 of 52 |
| Most Recent Claim | Jan 2023 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.05% 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 810 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Unwired.
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