Marin County property record for 40 Shell Rd, Mill Valley, CA 94941 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 6 Beds |
| Bathrooms | 4 Baths |
| Year Built | Built 2008 |
| Square Footage | 3,626 sqft Living Area |
| Lot Size | 16,688 sqft (0.383 acres) |
| Garage | 654 sqft |
| Last Sale | $1,460,000 (2005) |
| Tax Bill | $35,048.00 (2025) |
| Primary APN | 033-091-36 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Building Area | 3,626 sqft Living Area |
| Basement Area | 1,712 sqft Basement |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 2008 |
|---|---|
| Effective Year Built | Effective 2008 |
| Architectural Style | Contemporary Style |
| Lot Area | 16,688 sqft (0.383 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Area | 654 sqft Garage |
| Deck Area | 746 sqft Deck |
| Patio Area | 1,017 sqft Patio |
| Heating System | Central Heating |
|---|
| Street Address | 40 SHELL RD |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1550 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | BLK A LOT 31 |
| Legal Subdivision | ALTO 01 |
| Legal Block | A |
| Legal Lot Number | 31 |
| Jurisdiction | MARIN CA |
| Minor Civil Division | SOUTHEAST MARIN |
| Census Blockgroup | 1 |
| Census Block | 1002 |
| Census Tract | 126200 |
Source: Marin County records · APN 033-091-36
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 Individual Names on File |
|---|---|
| Mailing Address | PO BOX 2135, MILL VALLEY, CA 94942-2135 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Mar 25, 2022 | Deed of Trust, Mortgage · Building or Construction Mortgage FIRST REPUBLIC BANK |
| Mar 25, 2022 | Deed of Trust, Mortgage · Conventional Mortgage FIRST REPUBLIC BANK |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Oct 31, 2005 · Amount on Record |
| Deed Sale | Oct 31, 2005 · Amount on Record |
| Prior Sale | Feb 25, 2004 · Amount on Record |
| Deed Doc Number | 200583252 |
| Last Transfer Date | Dec 20, 2010 |
| Transfer Doc | 0000068266 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 40 SHELL RD, MILL VALLEY, CA 94941-1550 |
| Transaction Type | Mortgage |
| Record Updated | Apr 05, 2022 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE CO |
| Name | Verified Name |
|---|---|
| Address | PO BOX 2135, MILL VALLEY, CA 94942-2135 |
| Document Number | 0000013116 |
|---|---|
| Date | Mar 25, 2022 |
| Instrument | 2022-0013116 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Building or Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Mar 26, 2047 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 40 SHELL RD, MILL VALLEY, CA 94941-1550 |
| Transaction Type | Mortgage |
| Record Updated | Apr 05, 2022 |
| Title Company | OLD REPUBLIC TITLE, OLD REPUBLIC TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 40 SHELL RD, MILL VALLEY, CA 94941-1550 |
| Document Number | 0000013115 |
|---|---|
| Date | Mar 25, 2022 |
| Instrument | 2022-0013115 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Apr 01, 2037 |
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 | $2,624,501 (+2%) Land $1,533,158 Building $1,091,343 | |
| 2025 | $35,048.00 (+4.91%) Homeowner's exemption | $2,573,053 (+4.04%) Land $1,503,106 Building $1,069,947 |
| 2023 | $33,407.00 (+3.32%) Homeowner's exemption | $2,473,161 Land $1,444,751 Building $1,028,410 |
| 2022 | $32,333.00 |
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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