Marin County property record for 1 Cornwall St, Mill Valley, CA 94941 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4 ba · 4,052 sqft · built 2007 |
| Lot Size | 0.296 acres (12,905 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $4,800,000 (Mar 2021) |
| Tax Bill | $63,751 (2025) |
| Deeds & Mortgages | May 2021 Mortgage Mar 2021 Sale + 4 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 027-211-20 |
| Primary APN | 027-211-20 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Building Area | 4,052 sqft Living Area |
| Basement Area | 443 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2007 |
|---|---|
| Effective Year Built | Effective 2009 |
| Lot Area | 12,905 sqft (0.296 acres) |
| Garage Area | 570 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 472 sqft |
| Patio Area | 472 sqft |
| Heating System | Central |
|---|
| Street Address | 1 CORNWALL ST |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1730 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | MILL VLY MAP 05 |
| Legal Lot Number | 182 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 127000 |
Source: Marin County records · APN 027-211-20
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 | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Date | Document |
|---|---|
| May 14, 2021 | Intrafamily Transfer, Transfer · Conventional Mortgage FIRST REPUBLIC BANK |
| Mar 04, 2021 | Grant Deed, Transfer FIRST AMERICAN TITLE COMPANY |
| Nov 22, 2017 | Deed of Trust, Mortgage · Line of Credit WELLS FARGO BANK NA |
| Jul 15, 2019 | Deed of Trust, Mortgage · ARM MORGAN STANLEY PRIVATE BANK NA |
| Jul 27, 2020 | Deed of Trust, Mortgage BANK OF AMERICA |
| May 15, 2017 | Deed, Transfer · ARM WELLS FARGO BANK NA |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Mar 04, 2021 · Amount on Record |
| Deed Sale | Mar 04, 2021 · Amount on Record |
| Prior Sale | May 15, 2017 · Amount on Record |
| Deed Document Number | 202115015 |
| Last Transfer Date | May 05, 2021 |
| Transfer Doc | 0000032518 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | May 14, 2021 |
| Property Address | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Document Number | 0000032518 |
| Map Reference | MB 5 PG 50 |
| Instrument Date | May 05, 2021 |
| Instrument | 2021-0032518 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Title Company | FIRST AMERICAN TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Document Number | 0000032519 |
|---|---|
| Date | May 14, 2021 |
| Instrument | 2021-0032519 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jun 01, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Mar 04, 2021 |
| Property Address | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Document Number | 0000015015 |
| Map Reference | MB 2058 PG 405 |
| Instrument Date | Feb 27, 2021 |
| Instrument | 2021-0015015 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Title Company | FIRST AMERICAN TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Tax | $5,280.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000046683 |
|---|---|
| Date | Nov 22, 2017 |
| Instrument | 2017-0046683 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 15, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000024737 |
|---|---|
| Date | Jul 15, 2019 |
| Instrument | 2019-0024737 |
| Name | MORGAN STANLEY PRIVATE BANK NA |
|---|---|
| Type | Bank |
| Address | CINCINNATI, OH 45245 |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 01, 2049 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.15% |
| Adjustable | Adjustable Rate Rider |
| Type Change Date | Aug 01, 2029 |
| Change Frequency | Annually |
| Min Rate At Change | 2.5% |
| Max Rate At Change | 8.15% |
| Index | 1-Year LIBOR |
| Max Rate | 8.15% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Document Number | 0000061045 |
| Instrument Date | Jul 27, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Dec 15, 2020 |
| Title Company | NOT AVAILABLE |
| Additional |
|
|---|
| Name | Verified Name |
|---|---|
| Address | 565 THROCKMORTON AVE MILL VALLEY CA 949411734, MILL VALLEY, CA 94941-1734 |
| Document Number | 0000061045 |
|---|---|
| Date | Dec 02, 2020 |
| Instrument | 61045 |
| Name | BANK OF AMERICA |
|---|---|
| Type | Bank |
| Address | 101 S TRYON ST, CHARLOTTE, NC 28280-0002 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Dec 01, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.5% |
| Document Type | Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | May 15, 2017 |
| Property Address | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Document Number | 0000019560 |
| Map Reference | MB2058 PG4205 |
| Instrument Date | May 09, 2017 |
| Instrument | 2017-0019560 |
| Transaction Type | Transfer |
| Record Updated | Aug 13, 2021 |
| Title Company | FIDELITY NATIONAL TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 00000 |
| Name | Verified Name |
|---|---|
| Address | 1 CORNWALL ST, MILL VALLEY, CA 94941-1730 |
| Document Number | 0000019561 |
|---|---|
| Date | May 15, 2017 |
| Instrument | 2017-0019561 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jun 01, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.25% |
| Type Change Date | Jun 01, 2027 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 5.25% |
| Index | 1-Year LIBOR |
| Max Rate | 8.25% |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | Mill Valley City |
| 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 | $5,299,488 (+2%) Land $3,201,774 Building $2,097,714 | |
| 2025 | $63,751.00 (+7.46%) | $5,195,616 (+4.04%) Land $3,139,018 Building $2,056,598 |
| 2023 | $59,325.00 (-1.52%) | $4,993,920 Land $3,017,160 Building $1,976,760 |
| 2022 | $60,238.00 |
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 | Moderate above 40% of the US · above 24% of California |
|---|---|
| Wildfire Likelihood | About 1 in 1,493 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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