Marin County property record for 360 Marion Ave, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,570 sqft · built 1939 |
| Lot Size | 0.399 acres (17,360 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $13,488 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 028-142-36 |
| Primary APN | 028-142-36 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 6 Rooms |
| Stories | 2 Stories |
| Building Area | 2,570 sqft Living Area |
| Year Built | Built 1939 |
|---|---|
| Effective Year Built | Effective 1956 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Tar & Gravel |
| Lot Area | 17,360 sqft (0.399 acres) |
| Deck Area | 490 sqft |
| Patio Area | 490 sqft |
| Heating System | Floor/Wall Furnace |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 360 MARION AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-2661 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | TAMALPAIS LAND & WATER COS MA |
| Legal Lot Number | 262 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 127000 |
360 Marion Ave is owned by a company that acquired it in July 2011 and is owner-occupied.
Source: Marin County records, as of July 13, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | 360 MARION AVE, MILL VALLEY, CA 94941-2661 |
| 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 Transfer Date | Jul 27, 2011 |
| Transfer Doc | 0000046043 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 360 Marion Ave was $13,488 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 | $871,573 (+2%) Land $338,112 Building $533,461 | |
| 2025 | $13,488.00 Homeowner's exemption | $854,485 Land $331,483 Building $523,002 |
| 2023 | $13,277.00 (+1.17%) Homeowner's exemption | $821,308 Land $318,612 Building $502,696 |
| 2022 | $13,123.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 360 Marion Ave in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1982.
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 |
| Nearby Flood Policies | 5 in force |
| Nearby Flood Claims | 4 (1982–1998) |
| Claims Outside the SFHA | 3 of 4 |
| Most Recent Claim | Jan 1998 · rainfall accumulation |
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 360 Marion Ave is low, with a 0.03% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.03% 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 351 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
May also be available: T-Mobile, Unwired, Verizon.
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