Marin County property record for 411 Ash St, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,116 sqft · built 1955 |
| Lot Size | 0.178 acres (7,750 sqft) |
| Owner | Company Name on Record |
| Last Sale | $725,000 (Aug 2002) |
| Tax Bill | $19,795 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 050-242-12 |
| Primary APN | 050-242-12 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,116 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1955 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Contemporary |
| Lot Area | 7,750 sqft (0.178 acres) |
| Garage Area | 660 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 198 sqft |
| Patio Area | 198 sqft |
| Heating System | Central |
|---|
| Street Address | 411 ASH ST |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-3967 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | TAMALPAIS VLY 01 |
| Legal Block | E |
| Legal Lot Number | 88 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 3 |
| Census Block | 3015 |
| Census Tract | 128100 |
Source: Marin County records, as of August 26, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 411 ASH ST, MILL VALLEY, CA 94941-3967 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 23, 2002 · Amount on Record |
| Deed Sale | Aug 23, 2002 · Amount on Record |
| Prior Sale | Sep 27, 2000 · Amount on Record |
| Deed Document Number | 200274025 |
| Prior Transfer Date | Sep 18, 1996 |
| Prior Transfer Doc | 0000053008 |
| Record Updated | Oct 29, 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 | $1,233,304 (+2%) Land $738,580 Building $494,724 | |
| 2025 | $19,795.00 (+6.78%) Homeowner's exemption | $1,209,125 (+4.04%) Land $724,100 Building $485,025 |
| 2023 | $18,538.00 (+5%) Homeowner's exemption | $1,162,185 Land $695,990 Building $466,195 |
| 2022 | $17,656.00 |
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 |
| Flood Insurance Cost | Premium on Record median of 88 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 88 in force |
| Nearby Flood Claims | 120 (1978–2026) |
| Claims Outside the SFHA | 13 of 120 |
| Most Recent Claim | Jan 2026 · other causes |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 67% of the US · lower than 81% of California |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Indirect within ember reach |
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 496 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.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures