Marin County property record for 170 Lagunitas Rd, Ross, CA 94957
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 4.5 ba · 5,634 sqft · built 1906 |
| Lot Size | 1.89 acres (82,500 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $70,345 (2025) |
| Deeds & Mortgages | Jun 2022 Transfer Jun 2022 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 073-201-06 |
| Primary APN | 073-201-06 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Building Area | 5,634 sqft Living Area |
| Basement Area | 2,539 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1906 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | Contemporary |
| Lot Area | 82,500 sqft |
| Garage Area | 995 sqft |
| Parking Spaces | 4 Parking Spaces |
| Pool Area | 800 sqft |
| Deck Area | 2,481 sqft |
| Patio Area | 2,481 sqft |
| Heating System | Central |
|---|
| Street Address | 170 LAGUNITAS RD |
|---|---|
| City | ROSS |
| State | CA |
| Zip | 94957 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Jurisdiction | MARIN CA |
| Township / Civil Division | ROSS VALLEY |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 118100 |
Source: Marin County records · APN 073-201-06
Assessment roll updated July 13, 2026 · Last verified August 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 File |
|---|---|
| Mailing Address | PO BOX 1333, ROSS, CA 94957-1333 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Living Trust |
| Date | Document |
|---|---|
| Jun 03, 2022 | Intrafamily Transfer, Transfer |
| Jun 03, 2022 | Intrafamily Transfer, Transfer |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 03, 2022 |
| Deed Sale | Jun 03, 2022 |
| Deed Document Number | 202222087 |
| Prior Transfer Date | May 26, 2022 |
| Prior Transfer Doc | 0000022088 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Jun 03, 2022 |
| Property Address | 170 LAGUNITAS RD, ROSS, CA 94957 |
| Document Number | 0000022087 |
| Instrument Date | May 26, 2022 |
| Instrument | 2022-0022087 |
| Transaction Type | Transfer |
| Record Updated | Jun 14, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 170 LAGUNITAS RD, ROSS, CA 94957 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Jun 03, 2022 |
| Property Address | 170 LAGUNITAS RD, ROSS, CA 94957 |
| Document Number | 0000022088 |
| Instrument Date | May 26, 2022 |
| Instrument | 2022-0022088 |
| Transaction Type | Transfer |
| Record Updated | Jun 07, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Living Trust |
| Address | 170 LAGUNITAS RD, ROSS, CA 94957 |
Source: Marin County records · Assessment roll updated July 13, 2026 · Last verified August 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) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $5,846,675 (+2%) Land $3,781,232 Building $2,065,443 | |
| 2025 | $70,345.00 (+4.73%) Homeowner's exemption | $5,732,060 (+4.04%) Land $3,707,106 Building $2,024,954 |
| 2023 | $67,166.00 (+2.46%) Homeowner's exemption | $5,509,503 Land $3,563,172 Building $1,946,331 |
| 2022 | $65,554.00 |
Source: FEMA National Flood Hazard Layer, Marin County (06041C), as of October 18, 2023 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060411181002, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 130 policies |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 130 in force |
| Nearby Flood Claims | 229 (1980–2025) |
| Claims Outside the SFHA | 17 of 229 |
| Most Recent Claim | Apr 2025 · other causes |
| Claims by Event |
|
| Wildfire Risk | Low lower than 67% of the US · lower than 81% of California |
|---|---|
| Wildfire Likelihood | 0.04% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: T-Mobile USA, Unwired.
Based on FCC filings for 255 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System, water system CA2110002, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | MARIN MUNICIPAL WATER DISTRICT serves 188,116 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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