Marin County property record for 21 Ninestone Ct, San Rafael, CA 94903
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,348 sqft · built 1972 |
| Lot Size | 0.234 acres (10,200 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,450,000 (Mar 2025) |
| Tax Bill | $21,191 (2025) |
| Deeds & Mortgages | Oct 2025 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 164-331-12 |
| Primary APN | 164-331-12 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,348 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | Contemporary |
| Lot Area | 10,200 sqft (0.234 acres) |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 600 sqft |
| Heating System | Central |
|---|
| Street Address | 21 NINESTONE CT |
|---|---|
| City | SAN RAFAEL |
| State | CA |
| Zip | 94903-1306 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Subdivision | ERICKSON SUB |
| Legal Lot Number | 3 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SAN RAFAEL |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 107000 |
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 Individual Names on Record |
|---|---|
| Mailing Address | 21 NINESTONE CT, SAN RAFAEL, CA 94903-1306 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Mar 24, 2025 · Amount on Record |
| Deed Sale | Mar 24, 2025 · Amount on Record |
| Deed Document Number | 20256546 |
| Prior Transfer Date | Aug 16, 2024 |
| Prior Transfer Doc | 0000023543 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 21 NINESTONE CT, SAN RAFAEL, CA 94903-1306 |
| Transaction Type | Mortgage |
| Record Updated | Oct 30, 2025 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 21 NINESTONE CT, SAN RAFAEL, CA 94903-1306 |
| Document Number | 0000026882 |
|---|---|
| Date | Oct 17, 2025 |
| Instrument | 2025-0026882 |
| Name | ASSET FINANCIAL CENTER INC |
|---|---|
| Type | Mortgage Company |
| Address | SACRAMENTO, CA 95811 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2055 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6% |
| Type Change Date | Nov 1, 2032 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 11% |
| Index | SOFR Average 30-Day |
| Max Rate | 11% |
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Elementary School District | Dixie Elementary School District (KG - 08) |
| Secondary School District | San Rafael City High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,479,000 (-1.4%) Land $887,400 Building $591,600 | |
| 2025 | $21,191.00 (+328.79%) | $1,500,000 (+754.42%) Land $885,000 Building $615,000 |
| 2023 | $4,942.00 (+5.31%) Homeowner's exemption | $175,557 Land $41,238 Building $134,319 |
| 2022 | $4,693.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
Source: FEMA National Flood Hazard Layer, effective October 18, 2023
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 54% of the US · lower than 68% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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 225 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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