Marin County property record for 12 Walnut Ave, Ross, CA 94957 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2 ba · 2,984 sqft · built 1908 |
| Lot Size | 0.164 acres (7,125 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $5,710 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 073-171-39 |
| Primary APN | 073-171-39 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 2,984 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1908 |
|---|---|
| Effective Year Built | Effective 1926 |
| Architectural Style | Contemporary |
| Lot Area | 7,125 sqft (0.164 acres) |
| Pool Area | 430 sqft |
| Heating System | Central |
|---|
| Street Address | 12 WALNUT AVE |
|---|---|
| City | ROSS |
| State | CA |
| Zip | 94957-9689 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP 2 PG 10 PART OF LOT 14,15 |
| Legal Lot Number | 14 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 118100 |
Source: Marin County records · APN 073-171-39
Assessment roll updated July 13, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | PO BOX 905, TWAIN HARTE, CA 95383-0905 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | Ross Town |
| Elementary School District | Ross Elementary School District (KG - 08) |
| Secondary School District | Tamalpais Union High School District (09 - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $172,548 (+2%) Land $68,769 Building $103,779 | |
| 2025 | $5,710.00 (+15.52%) Homeowner's exemption | $169,164 (+4.04%) Land $67,420 Building $101,744 |
| 2023 | $4,943.00 (+3.63%) Homeowner's exemption | $162,596 Land $64,803 Building $97,793 |
| 2022 | $4,770.00 |
Source: FEMA National Flood Hazard Layer, Marin County (06041C), updated October 18, 2023 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Moderate above 44% of the US · above 26% of California |
|---|---|
| Wildfire Likelihood | About 1 in 1,408 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
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