Marin County property record for 331 C St, San Rafael, CA 94901 · Last verified August 2026
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,297 sqft · built 1920 |
| Lot Size | 0.096 acres (4,200 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $14,680 (2025) |
| Deeds & Mortgages | Jan 2026 Second Mortgage Apr 2021 Transfer + 1 more |
| Flood Zone | Zone X (moderate risk) |
| APN | 012-182-05 |
| Primary APN | 012-182-05 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Units | 2 Units |
| Building Area | 1,297 sqft Living Area |
| Basement Area | 280 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Contemporary |
| Lot Area | 4,200 sqft (0.096 acres) |
| Street Address | 331 C ST |
|---|---|
| City | SAN RAFAEL |
| State | CA |
| Zip | 94901-4918 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | DEEDS 18 PG 459 |
| Legal Subdivision | SHORTS ADDITIONS |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SAN RAFAEL |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 112100 |
Source: Marin County records · APN 012-182-05
Assessment roll updated July 13, 2026 · Last verified August 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 | 2578 VISTA DR, JUNEAU, AK 99801-2087 |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jan 23, 2026 | Deed of Trust, Mortgage · Stand-Alone Second Mortgage THE JOAN SHAFF LIVING TRUST |
| Apr 29, 2021 | Intrafamily Transfer, Transfer |
| Apr 29, 2021 | Intrafamily Transfer, Transfer |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 331 C ST, SAN RAFAEL, CA 94901-4918 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2026 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000001600 |
|---|---|
| Date | Jan 23, 2026 |
| Instrument | 2026-0001600 |
| Name | THE JOAN SHAFF LIVING TRUST |
|---|---|
| Type | Private Party |
| Type | Stand-Alone Second Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Apr 29, 2021 |
| Property Address | 331 C ST, SAN RAFAEL, CA 94901-4918 |
| Document Number | 0000028922 |
| Instrument Date | Mar 19, 2021 |
| Instrument | 2021-0028922 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 115 BALTIMORE AVE, LARKSPUR, CA 94939-2015 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Apr 29, 2021 |
| Property Address | 331 C ST, SAN RAFAEL, CA 94901-4918 |
| Document Number | 0000028920 |
| Instrument Date | Mar 14, 2021 |
| Instrument | 2021-0028920 |
| Transaction Type | Transfer |
| Record Updated | May 12, 2021 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 115 BALTIMORE AVE, LARKSPUR, CA 94939-2015 |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | San Rafael City |
| Elementary School District | San Rafael City Elementary School District (KG - 08) |
| Secondary School District | San Rafael City 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 | $948,600 (+2%) Land $510,000 Building $438,600 | |
| 2025 | $14,680.00 (+76.76%) | $930,000 (+110.64%) Land $500,000 Building $430,000 |
| 2023 | $8,305.00 (+4.56%) | $441,516 Land $220,758 Building $220,758 |
| 2022 | $7,943.00 |
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 | Moderate |
| 500-Year Floodplain | Yes |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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