Marin County property record for 6 Hill St, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,742 sqft · built 1926 |
| Lot Size | 0.126 acres (5,500 sqft) |
| Owner | Trust Name on File |
| Last Sale | $1,105,000 (Dec 2002) |
| Tax Bill | $22,697 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 028-024-20 |
| Primary APN | 028-024-20 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,742 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1926 |
|---|---|
| Effective Year Built | Effective 1966 |
| Lot Area | 5,500 sqft (0.126 acres) |
| Garage Area | 453 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 24 sqft |
| Patio Area | 455 sqft |
| Heating System | Central |
|---|
| Street Address | 6 HILL ST |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-2007 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | LYON & HOAGS SUB/SUNNYSIDE |
| Legal Block | 15 |
| Legal Lot Number | 8 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 1 |
| Census Block | 1020 |
| Census Tract | 127000 |
6 Hill St is owner-occupied and held in a trust since May 2010.
Source: Marin County records, as of July 13, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 6 HILL ST, MILL VALLEY, CA 94941-2007 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 | Name on Deed |
|---|---|
| Last Sale | Dec 11, 2002 · Amount on File |
| Deed Sale | Dec 11, 2002 · Amount on File |
| Prior Sale | Nov 16, 2001 · Amount on File |
| Deed Document Number | 2002115370 |
| Last Transfer Date | May 21, 2010 |
| Transfer Doc | 0000025928 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 6 Hill St was $22,697 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 | $1,857,101 (+2%) Land $1,034,012 Building $823,089 | |
| 2025 | $22,697.00 Homeowner's exemption | $1,820,695 Land $1,013,740 Building $806,955 |
| 2023 | $22,220.00 (+9.41%) Homeowner's exemption | $1,750,013 Land $974,386 Building $775,627 |
| 2022 | $20,309.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 6 Hill St in Zone X, an area of moderate flood risk, within 500 ft of a high-risk flood zone.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on File median of 21 policies |
| Nearby Flood Policies | 21 in force |
| Nearby Flood Claims | 14 (1979–2005) |
| Claims Outside the SFHA | 5 of 14 |
| Most Recent Claim | Dec 2005 · Severe Storms, Flooding, Mudslides, And Landslides |
| Claims by Event |
|
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 6 Hill St is low, with a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% 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 762 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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