Marin County property record for 104 Walnut Ave, Mill Valley, CA 94941 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,266 sqft · built 1941 |
| Lot Size | 0.139 acres (6,050 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $1,425,000 (Jun 2009) |
| Tax Bill | $24,847 (2025) |
| Deeds & Mortgages | Nov 2021 Mortgage Jul 2019 Mortgage |
| Flood Zone | Zone AE (high risk) |
| APN | 028-224-04 |
| Primary APN | 028-224-04 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,266 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | Contemporary |
| Lot Area | 6,050 sqft (0.139 acres) |
| Garage Area | 264 sqft |
| Parking Spaces | 1 Parking Space |
| Deck Area | 618 sqft |
| Patio Area | 618 sqft |
| Heating System | Central |
|---|
| Street Address | 104 WALNUT AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-2814 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | L93&L95* /B2P55 OR TAMALPAIS PARK |
| Legal Subdivision | TAMALPAIS PARK |
| Legal Lot Number | 93,95 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 126100 |
Source: Marin County records · APN 028-224-04
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 | 104 WALNUT AVE, MILL VALLEY, CA 94941-2814 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Date | Document |
|---|---|
| Nov 30, 2021 | Deed of Trust, Mortgage · Conventional Mortgage MUFG UNION BANK NA |
| Jul 25, 2019 | Intrafamily Transfer, Transfer · ARM MUFG UNION BANK NA |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 05, 2009 · Amount on Record |
| Deed Sale | Jun 05, 2009 · Amount on Record |
| Prior Sale | Nov 08, 1995 · Amount on Record |
| Deed Document Number | 200931095 |
| Last Transfer Date | Jul 24, 2025 |
| Transfer Doc | 0000020117 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 104 WALNUT AVE, MILL VALLEY, CA 94941-2814 |
| Transaction Type | Mortgage |
| Record Updated | Dec 15, 2021 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Name | Verified Name |
|---|---|
| Address | 104 WALNUT AVE, MILL VALLEY, CA 94941-2814 |
| Document Number | 0000070679 |
|---|---|
| Date | Nov 30, 2021 |
| Instrument | 2021-0070679 |
| Name | MUFG UNION BANK NA |
|---|---|
| Type | Bank |
| Address | SAN DIEGO, CA 92121 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 01, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 2.62% |
| Type Change Date | Dec 01, 2028 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 4.62% |
| Index | Other |
| Max Rate | 8.62% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Jul 25, 2019 |
| Property Address | 104 WALNUT AVE, MILL VALLEY, CA 94941-2814 |
| Document Number | 0000026213 |
| Map Reference | VOL 2 PG 55 |
| Instrument Date | Jul 18, 2019 |
| Instrument | 2019-0026213 |
| Transaction Type | Transfer |
| Record Updated | Aug 13, 2021 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 104 WALNUT AVE, MILL VALLEY, CA 94941-2814 |
| Document Number | 0000026214 |
|---|---|
| Date | Jul 25, 2019 |
| Instrument | 2019-0026214 |
| Name | MUFG UNION BANK NA |
|---|---|
| Type | Bank |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 01, 2049 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.37% |
| Adjustable | Adjustable Rate Rider |
| Type Change Date | Aug 01, 2026 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 5.37% |
| Index | 1-Year LIBOR |
| Max Rate | 9.37% |
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 | $1,865,056 (+2%) Land $919,394 Building $945,662 | |
| 2025 | $24,847.00 (+5.41%) Homeowner's exemption | $1,828,491 (+4.04%) Land $901,369 Building $927,122 |
| 2023 | $23,571.00 (+2.9%) Homeowner's exemption | $1,757,505 Land $866,376 Building $891,129 |
| 2022 | $22,906.00 |
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 AE |
|---|---|
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Special Flood Hazard Area | Yes |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Wildfire Risk | Low above 20% of the US · above 11% of California |
|---|---|
| Wildfire Likelihood | About 1 in 10,000 per year |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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