Marin County property record for 860 Chamberlain Ct, Mill Valley, CA 94941
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,519 sqft · built 1964 |
| Lot Size | 0.23 acres (10,000 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $575,000 (Aug 1999) |
| Tax Bill | $24,956 (2025) |
| Deeds & Mortgages | May 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 049-063-28 |
| Primary APN | 049-063-28 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,519 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Contemporary |
| Lot Area | 10,000 sqft (0.23 acres) |
| Garage Area | 500 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 200 sqft |
| Patio Area | 216 sqft |
| Heating System | Central |
|---|
| Street Address | 860 CHAMBERLAIN CT |
|---|---|
| City | MILL VALLEY |
| State | CA |
| Zip | 94941-3771 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TAM TERRACE LOT 000026 MAP 000012 00036 |
| Legal Subdivision | TAM TERRACE |
| Legal Lot Number | 26 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SOUTHEAST MARIN |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 128100 |
Source: Marin County records, as of August 27, 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 | 860 CHAMBERLAIN CT, MILL VALLEY, CA 94941-3771 |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 6, 1999 · Amount on Record |
| Deed Sale | Aug 6, 1999 · Amount on Record |
| Deed Document Number | 199958921 |
| Last Transfer Date | May 5, 2021 |
| Transfer Doc | 0000031814 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | May 12, 2021 |
| Property Address | 860 CHAMBERLAIN CT, MILL VALLEY, CA 94941-3771 |
| Document Number | 0000031814 |
| Map Reference | VOL 12 PG 36 |
| Instrument Date | May 5, 2021 |
| Instrument | 2021-0031814 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 860 CHAMBERLAIN CT, MILL VALLEY, CA 94941-3771 |
| Investor | Possibly a Property Investor |
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 | $1,677,993 (+2%) Land $1,065,393 Building $612,600 | |
| 2025 | $24,956.00 (+4.73%) | $1,645,093 (+4.04%) Land $1,044,504 Building $600,589 |
| 2023 | $23,829.00 (+4.4%) | $1,581,221 Land $1,003,950 Building $577,271 |
| 2022 | $22,825.00 |
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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 6 (1982–2019) |
| Claims Outside the SFHA | 3 of 6 |
| Most Recent Claim | Feb 2019 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| 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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.03% 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 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.
5G (outdoors only) and 4G LTE
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