Marin County property record for 939 Vernal Ave, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1.5 ba · 1,472 sqft · built 1961 |
| Lot Size | 0.149 acres (6,500 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $11,893 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 048-163-02 |
| Primary APN | 048-163-02 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 5 Rooms |
| Building Area | 1,472 sqft Living Area |
| Basement Area | 286 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1961 |
|---|---|
| Effective Year Built | Effective 1969 |
| Architectural Style | Contemporary |
| Lot Area | 6,500 sqft (0.149 acres) |
| Deck Area | 455 sqft |
| Patio Area | 455 sqft |
| Heating System | Central |
|---|
| Street Address | 939 VERNAL AVE |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-3411 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | L7 B401 /MARIN TER SUB 04 |
| Legal Subdivision | MARIN TERS 04 |
| Legal Block | 401 |
| Legal Lot Number | 7 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 128200 |
939 Vernal Ave is owner-occupied and held in a trust since August 1999.
Source: Marin County records, as of July 13, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 939 VERNAL AVE, MILL VALLEY, CA 94941-3411 |
| 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 Transfer Date | Aug 5, 1999 |
| Transfer Doc | 0000069308 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 939 Vernal Ave was $11,893 with a homeowner's exemption.
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 | $691,690 (+2%) Land $318,276 Building $373,414 | |
| 2025 | $11,893.00 Homeowner's exemption | $678,127 Land $312,035 Building $366,092 |
| 2023 | $11,195.00 (+4.14%) Homeowner's exemption | $651,797 Land $299,919 Building $351,878 |
| 2022 | $10,750.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 939 Vernal Ave in Zone X, an area of minimal flood risk, though there have been 16 flood claims nearby since 1979.
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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 9 in force |
| Nearby Flood Claims | 16 (1979–2026) |
| Claims Outside the SFHA | 7 of 16 |
| Most Recent Claim | Jan 2026 · tidal / storm surge |
| 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 939 Vernal Ave 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 | None beyond 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 589 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Verizon.
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