Marin County property record for 48 Shell Rd, Mill Valley, CA 94941 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 1 Beds |
| Bathrooms | 1 Baths |
| Architecture Style | Contemporary |
| Year Built | Built 1954 |
| Square Footage | 986 sqft Living Area |
| Lot Size | 13,500 sqft (0.31 acres) |
| Tax Bill | $14,304.00 (2025) |
| Primary APN | 033-091-21 |
|---|
| Bedrooms | 1 Beds |
|---|---|
| Full Baths | 1 Baths |
| Building Area | 986 sqft Living Area |
| Year Built | Built 1950 |
|---|---|
| Effective Year Built | Effective 1954 |
| Architectural Style | Contemporary Style |
| Lot Area | 13,500 sqft (0.31 acres) |
| Deck Area | 400 sqft Deck |
| Patio Area | 400 sqft Patio |
| Heating System | Central Heating |
|---|
| Street Address | 48 SHELL RD |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1550 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Subdivision | ALTO 01 |
| Legal Block | A |
| Legal Lot Number | 23 |
| Jurisdiction | MARIN CA |
| Minor Civil Division | SOUTHEAST MARIN |
| Census Blockgroup | 1 |
| Census Block | 1002 |
| Census Tract | 126200 |
Source: Marin County records · APN 033-091-21
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 | 46 SHELL RD, MILL VALLEY, CA 94941-1550 |
| Owner Type | Owner is a Company |
| Vesting | Trustor/Debtor (Borrower in Default/Foreclosure On Trustee's Deed) |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Apr 27, 2016 |
| Transfer Doc | 0000018693 |
| Record Refreshed | Sep 20, 2026 |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Elementary School District | Mill Valley 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 | $922,116 (+2%) Land $691,587 Building $230,529 | |
| 2025 | $14,304.00 (+5.24%) | $904,037 (+4.04%) Land $678,028 Building $226,009 |
| 2023 | $13,592.00 (+3.25%) | $868,937 Land $651,703 Building $217,234 |
| 2022 | $13,164.00 |
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 |
| Nearest Special Flood Hazard Area | Zone AO, 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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