Marin County property record for 11 Windsor Ave, San Rafael, CA 94901
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,247 sqft · built 1954 |
| Lot Size | 0.164 acres (7,140 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $399,000 (Jun 1999) |
| Tax Bill | $9,710 (2025) |
| Deeds & Mortgages | Sep 2025 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 010-041-11 |
| Primary APN | 010-041-11 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,247 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1954 |
|---|---|
| Effective Year Built | Effective 1970 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Material | Tar & Gravel |
| Lot Area | 7,140 sqft (0.164 acres) |
| Heating System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 11 WINDSOR AVE |
|---|---|
| City | SAN RAFAEL |
| State | CA |
| Zip | 94901-1051 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP D6 566 |
| Legal Subdivision | SUN VLY HEIGHTS 01 |
| Legal Lot Number | 4 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SAN RAFAEL |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 109002 |
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 | 11 WINDSOR AVE, SAN RAFAEL, CA 94901-1051 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 3, 1999 · Amount on Record |
| Deed Sale | Jun 3, 1999 · Amount on Record |
| Deed Document Number | 199942381 |
| Last Transfer Date | Sep 2, 2025 |
| Transfer Doc | 0000024835 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Sep 26, 2025 |
| Property Address | 11 WINDSOR AVE, SAN RAFAEL, CA 94901-1051 |
| Document Number | 0000024835 |
| Map Reference | VOL 8 PG 2 |
| Instrument Date | Sep 2, 2025 |
| Instrument | 2025-0024835 |
| Transaction Type | Transfer |
| Record Updated | Oct 8, 2025 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 11 WINDSOR AVE, SAN RAFAEL, CA 94901-1051 |
Source: Marin County assessment roll, as of July 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Marin County |
| Municipality | San Rafael City |
| Elementary School District | San Rafael City Elementary School District (KG - 08) |
| Secondary School District | San Rafael City High School District (09 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $634,786 (+2%) Land $431,941 Building $202,845 | |
| 2025 | $9,710.00 (+6.57%) Homeowner's exemption | $622,340 (+4.04%) Land $423,472 Building $198,868 |
| 2023 | $9,111.00 (+5.45%) Homeowner's exemption | $598,178 Land $407,031 Building $191,147 |
| 2022 | $8,640.00 |
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 |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 1 (1995) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Dec 1995 · rainfall accumulation |
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 |
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 289 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 |
| AT&T DSL | 100 / 20 |
May also be available: Sonic Telecom, T-Mobile.
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