Marin County property record for 18 Ross Cmn, Ross, CA 94957
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5.5 ba · 4,872 sqft · built 2006 |
| Lot Size | 0.968 acres (42,166 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $4,700,000 (Sep 2013) |
| Tax Bill | $70,562 (2025) |
| Flood Zone | Zone X (moderate risk) |
| APN | 071-240-30 |
| Primary APN | 071-240-30 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 4,872 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2006 |
| Lot Area | 42,166 sqft (0.968 acres) |
| Garage Area | 735 sqft |
| Parking Spaces | 3 Parking Spaces |
| Pool Area | 720 sqft |
| Deck Area | 599 sqft |
| Patio Area | 599 sqft |
| Heating System | Central |
|---|
| Street Address | 18 ROSS CMN |
|---|---|
| City | ROSS |
| State | CA |
| Zip | 94957 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | ROSS VLY HOMES LLC |
| Legal Lot Number | 2 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 118100 |
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 | Individual Name on Record |
|---|---|
| Mailing Address | PO BOX 278, KENTFIELD, CA 94914-0278 |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 6, 2013 · Amount on Record |
| Deed Sale | Sep 6, 2013 · Amount on Record |
| Prior Sale | Jun 5, 2007 · Amount on Record |
| Deed Document Number | 201358694 |
| Prior Transfer Date | Aug 30, 2013 |
| Prior Transfer Doc | 0000058695 |
| Record Updated | Oct 29, 2026 |
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | Ross Town |
| Elementary School District | Ross Elementary School District (KG - 08) |
| Secondary School District | Tamalpais Union High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $5,876,504 (+2%) Land $3,375,864 Building $2,500,640 | |
| 2025 | $70,562.00 (+4.73%) | $5,761,307 (+4.04%) Land $3,309,687 Building $2,451,620 |
| 2023 | $67,378.00 (+2.45%) | $5,537,634 Land $3,181,194 Building $2,356,440 |
| 2022 | $65,766.00 |
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 9 in force |
| Nearby Flood Claims | 19 (1982–2011) |
| Claims Outside the SFHA | 7 of 19 |
| Most Recent Claim | Feb 2011 · 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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 230 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
May also be available: AT&T, T-Mobile, Unwired.
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