Marin County property record for 433 Lovell Ave, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 4.5 ba · 4,084 sqft · built 1954 |
| Lot Size | 0.425 acres (18,525 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $3,680,000 (Oct 2009) |
| Tax Bill | $63,355 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 027-132-10 |
| Primary APN | 027-132-10 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 4,084 sqft Living Area |
| Basement Area | 154 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Contemporary |
| Lot Area | 18,525 sqft (0.425 acres) |
| Garage Area | 638 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 625 sqft |
| Patio Area | 625 sqft |
| Heating System | Central |
|---|
| Street Address | 433 LOVELL AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-1053 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | TAMALPAIS LAND & WATER CO MAP |
| Legal Lot Number | 288 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 4 |
| Census Block | 4002 |
| Census Tract | 127000 |
433 Lovell Ave is owned by a company that bought it in October 2009 and is owner-occupied.
Source: Marin County records, as of July 13, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 433 LOVELL AVE, MILL VALLEY, CA 94941-1053 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Borrower in Default |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 14, 2009 · Amount on File |
| Deed Sale | Oct 14, 2009 · Amount on File |
| Prior Sale | Dec 8, 1995 · Amount on File |
| Deed Document Number | 200958111 |
| Prior Transfer Date | Nov 3, 1995 |
| Prior Transfer Doc | 0000059372 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 433 Lovell Ave was $63,355 with a homeowner's exemption.
Source: Marin County assessment roll, as of July 13, 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $5,344,995 (+2%) Land $2,870,057 Building $2,474,938 | |
| 2025 | $63,355.00 Homeowner's exemption | $5,240,210 Land $2,813,791 Building $2,426,419 |
| 2023 | $60,455.00 (+4.06%) Homeowner's exemption | $5,036,769 Land $2,704,551 Building $2,332,218 |
| 2022 | $58,098.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 433 Lovell Ave in Zone X, an area of minimal flood risk, though there have been 2 flood claims nearby since 2005.
Source: FEMA National Flood Hazard Layer, effective October 18, 2023 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 10 policies |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 2 (2005–2007) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | May 2007 · other causes |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 433 Lovell Ave is moderate, ranking above 42% of the US, with a 0.07% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 42% of the US · lower than 75% of California |
|---|---|
| Wildfire Likelihood | 0.07% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | MARIN MUNICIPAL WATER DISTRICT serves 188,116 people · EPA ID CA2110002 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Aug 2023 |
| Lead | Under 1 ppb (2019–2021) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 313 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
5G and 4G LTE (outdoors only)
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