Marin County property record for 528 Biscayne Dr, San Rafael, CA 94901
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 4.5 ba · 4,623 sqft · built 1990 |
| Lot Size | 0.541 acres (23,560 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $2,275,000 (Jun 2013) |
| Tax Bill | $36,345 (2025) |
| Deeds & Mortgages | Dec 2025 Transfer May 2023 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 186-551-16 |
| Primary APN | 186-551-16 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 11 Rooms |
| Building Area | 4,623 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1996 |
| Architectural Style | Contemporary |
| Lot Area | 23,560 sqft (0.541 acres) |
| Garage Area | 693 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | 1,089 sqft |
| Patio Area | 1,089 sqft |
| Heating System | Central |
|---|
| Street Address | 528 BISCAYNE DR |
|---|---|
| City | SAN RAFAEL |
| State | CA |
| Zip | 94901-8321 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 26 |
| Legal Subdivision | PEACOCK ESTATES |
| Legal Lot Number | 26 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SAN RAFAEL |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 110200 |
528 Biscayne Dr is owner-occupied and held in a trust since June 2013.
Source: Marin County records, as of July 13, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 528 BISCAYNE DR, SAN RAFAEL, CA 94901-8321 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Dec 18, 2025 | Intrafamily Transfer, Transfer |
| May 8, 2023 | Deed of Trust, Mortgage · Conventional Mortgage MORGAN STANLEY PRIVATE BANK NA |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 10, 2013 · Amount on File |
| Deed Sale | Jun 10, 2013 · Amount on File |
| Deed Document Number | 201339434 |
| Prior Transfer Date | May 23, 2013 |
| Prior Transfer Doc | 0000039433 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Dec 18, 2025 |
| Property Address | 528 BISCAYNE DR, SAN RAFAEL, CA 94901-8321 |
| Document Number | 0000032471 |
| Map Reference | VOL 20 PG 28 |
| Instrument Date | Dec 10, 2025 |
| Instrument | 2025-0032471 |
| Transaction Type | Transfer |
| Record Updated | Jan 7, 2026 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 528 BISCAYNE DR, SAN RAFAEL, CA 94901-8321 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | MARIN CA |
| Property Address | 528 BISCAYNE DR, SAN RAFAEL, CA 94901-8321 |
| Transaction Type | Mortgage |
| Record Updated | May 25, 2023 |
| Title Company | SERVICELINK |
| Name | Verified Name |
|---|---|
| Address | 528 BISCAYNE DR, SAN RAFAEL, CA 94901-8321 |
| Document Number | 0000011475 |
|---|---|
| Date | May 8, 2023 |
| Instrument | 2023-0011475 |
| Name | MORGAN STANLEY PRIVATE BANK NA |
|---|---|
| Type | Bank |
| Address | CINCINNATI, OH 45245 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jun 1, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.4% |
| Type Change Date | Jun 1, 2033 |
| Change Frequency | 6 Months |
| Min Rate At Change | 3% |
| Max Rate At Change | 10.4% |
| Index | Other |
| Margin | 3 |
| Max Rate | 10.4% |
The 2025 property tax bill for 528 Biscayne Dr was $36,345.
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 | $2,925,668 (+2%) Land $1,428,700 Building $1,496,968 | |
| 2025 | $36,345.00 Homeowner's exemption | $2,868,318 Land $1,400,694 Building $1,467,624 |
| 2023 | $35,145.00 (+6.28%) Homeowner's exemption | $2,756,951 Land $1,346,310 Building $1,410,641 |
| 2022 | $33,067.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 528 Biscayne Dr in Zone X, an area of minimal flood risk, though there have been 19 flood claims nearby since 1982.
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 |
| Flood Insurance Cost | Premium on File median of 89 policies |
| Nearby Flood Policies | 89 in force |
| Nearby Flood Claims | 19 (1982–2019) |
| Claims Outside the SFHA | 7 of 19 |
| Most Recent Claim | Feb 2019 · 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.
Wildfire risk around 528 Biscayne Dr is moderate, ranking above 40% of the US, with a 0.06% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 40% of the US · lower than 76% of California |
|---|---|
| Wildfire Likelihood | 0.06% 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 112 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 |
May also be available: AT&T.
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