Marin County property record for 573 Seaver Dr, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 1 bd · 1 ba · 696 sqft · built 1979 |
| Lot Size | 0.018 acres (800 sqft) |
| Owner | 2 Trust Names on File |
| Tax Bill | $6,396 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 030-331-73 |
| Primary APN | 030-331-73 |
|---|
| Bedrooms | 1 Bed |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 2 Stories |
| Building Area | 696 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Colonial |
| Exterior Material | Wood Shingle |
| Construction Type | Frame |
| Roof Material | Tar & Gravel |
| Lot Area | 800 sqft (0.018 acres) |
| Deck Area | 48 sqft |
| Patio Area | 48 sqft |
| Heating System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 573 SEAVER DR |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-2201 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP 16 PG 52 |
| Legal Subdivision | SHELTER RDG CONDOS |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 126200 |
573 Seaver Dr is held in a trust since November 1993.
Source: Marin County records, as of July 13, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 1 SAN BLAS CT, NOVATO, CA 94945-1208 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Nov 17, 1993 |
| Transfer Doc | 0000099867 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 573 Seaver Dr was $6,396.
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 | $258,657 (+2%) Land $107,774 Building $150,883 | |
| 2025 | $6,396.00 | $253,586 Land $105,661 Building $147,925 |
| 2023 | $6,175.00 (+6.63%) | $243,739 Land $101,558 Building $142,181 |
| 2022 | $5,791.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 573 Seaver Dr in Zone X, an area of minimal flood risk, though there have been 18 flood claims nearby since 1980.
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 | 1 in force |
| Nearby Flood Claims | 18 (1980–2005) |
| Claims Outside the SFHA | 2 of 18 |
| 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 573 Seaver Dr 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 | Direct burnable vegetation |
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 394 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 |
May also be available: Etheric Networks, T-Mobile.
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