Marin County property record for 50 Mountain Ln, Mill Valley, CA 94941
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 0.161 acres (7,000 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $125,000 (Feb 2025) |
| Tax Bill | $5,287 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 045-111-10 |
| Primary APN | 045-111-10 |
|---|
| Lot Area | 7,000 sqft (0.161 acres) |
|---|
| Street Address | 50 MOUNTAIN LN |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-5008 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Legal Description | MAP 4 PG 14 LOT 107-109 |
| Legal Subdivision | MUIR WOODS PARK SUB #3 |
| Legal Tract | 3 |
| Legal Lot Number | 107 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 128200 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Listed Area | Within Dipsea Trail, The listed 2010 · 1 contributing resources · NRIS 10000356 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
Source: Marin County assessment roll, as of July 13, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 50 MOUNTAIN LN, MILL VALLEY, CA 94941-5008 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Feb 19, 2025 · Amount on Record |
| Deed Sale | Feb 19, 2025 · Amount on Record |
| Prior Sale | Nov 3, 2014 · Amount on Record |
| Deed Document Number | 20253819 |
| Record Updated | Sep 20, 2026 |
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| 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 | $127,500 (-51.78%) Land $127,500 | |
| 2025 | $5,287.00 (+7.09%) | $264,398 (+4.04%) Land $264,398 |
| 2023 | $4,937.00 (+3.81%) | $254,133 Land $254,133 |
| 2022 | $4,756.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 Claims | 1 (2024) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 2024 · 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 58% of the US · lower than 65% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 144 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 |
May also be available: Muir Beach LAN, Verizon.
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