Marin County property record for 50 Great Circle Dr, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4.5 ba · 4,199 sqft · built 1980 |
| Lot Size | 0.316 acres (13,776 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $2,750,000 (Sep 2006) |
| Tax Bill | $51,125 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 043-121-06 |
| Primary APN | 043-121-06 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 4,199 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Contemporary |
| Lot Area | 13,776 sqft (0.316 acres) |
| Garage Area | 522 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Area | 200 sqft |
| Deck Area | 1,709 sqft |
| Patio Area | 1,709 sqft |
| Heating System | Central |
|---|
| Street Address | 50 GREAT CIRCLE DR |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-3217 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 20 |
| Legal Subdivision | HARBOR POINT 02-B |
| Legal Lot Number | 20 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 125000 |
Source: Marin County records, 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 Company Names on Record |
|---|---|
| Mailing Address | 50 GREAT CIRCLE DR, MILL VALLEY, CA 94941-3217 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 21, 2006 · Amount on Record |
| Deed Sale | Sep 21, 2006 · Amount on Record |
| Prior Sale | Sep 30, 1994 · Amount on Record |
| Deed Document Number | 200659462 |
| Prior Transfer Date | Dec 18, 2001 |
| Prior Transfer Doc | 0000009578 |
| 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 | $4,386,922 (+3.89%) Land $2,322,999 Building $2,063,923 | |
| 2025 | $51,125.00 (+7.37%) Homeowner's exemption | $4,222,486 (+6.35%) Land $2,277,456 Building $1,945,030 |
| 2023 | $47,615.00 (+3.64%) Homeowner's exemption | $3,970,321 Land $2,189,039 Building $1,781,282 |
| 2022 | $45,944.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone VE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 29 individual policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 81 units insured incl. 52 condo units |
| Nearby Flood Claims | 24 (1978–2014) |
| Claims Outside the SFHA | 2 of 24 |
| Most Recent Claim | Dec 2014 · rainfall accumulation |
| 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 | Not rated no burnable land 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 185 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 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: T-Mobile.
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