Marin County property record for 623 B St, San Rafael, CA 94901
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,458 sqft · built 1898 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $225,000 (May 1997) |
| Tax Bill | $5,004 (2025) |
| Deeds & Mortgages | Apr 2017 Construction Loan |
| Flood Zone | Zone AH (high risk) |
| APN | 012-076-05 |
| Primary APN | 012-076-05 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Units | 2 Units |
| Building Area | 1,458 sqft Living Area |
| Basement Area | 1,390 sqft |
| Year Built | Built 1898 |
|---|---|
| Effective Year Built | Effective 1930 |
| Architectural Style | Contemporary |
| Lot Area | 5,000 sqft (0.115 acres) |
| Deck Area | 202 sqft |
| Patio Area | 202 sqft |
| Heating System | Central |
|---|
| Street Address | 623 B ST |
|---|---|
| City | SAN RAFAEL |
| State | CA |
| Zip | 94901-3805 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | BLK 20 |
| Legal Subdivision | MAHONS ADD |
| Legal Block | 20 |
| Jurisdiction | MARIN CA |
| Township / Civil Division | SAN RAFAEL |
| Census Block Group | 1 |
| Census Block | 1043 |
| Census Tract | 111001 |
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 | 152 TAURUS AVE, OAKLAND, CA 94611-1932 |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 19, 1997 · Amount on Record |
| Deed Sale | May 19, 1997 · Amount on Record |
| Deed Document Number | 199726119 |
| Prior Transfer Date | Mar 26, 1997 |
| Prior Transfer Doc | 0000026119 |
| Record Updated | Oct 29, 2026 |
| Document Type | Trustee's Deed |
|---|---|
| Jurisdiction | MARIN CA |
| Recording Date | Apr 24, 2017 |
| Property Address | 623 B ST, SAN RAFAEL, CA 94901-3805 |
| Instrument Date | Apr 24, 2017 |
| Instrument | 16340 |
| Transaction Type | Construction Loan |
| Record Updated | May 2, 2017 |
| Name | Verified Name |
|---|---|
| Address | 152 TAURUS AVE OAKLAND CA 946111932, OAKLAND, CA 94611-1932 |
| Document Number | 0000016340 |
|---|---|
| Date | Apr 24, 2017 |
| Instrument | 16340 |
| Name | INKA HAMDANI |
|---|---|
| Address | 3722 VINDARA LN, SAN RAMON, CA 94582-5711 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 12 Months |
| Due | Apr 23, 2018 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6% |
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 | $126,160 (+2%) Land $46,888 Building $79,272 | |
| 2025 | $5,004.00 (+13.75%) | $123,685 (+4.04%) Land $45,968 Building $77,717 |
| 2023 | $4,399.00 (+2.83%) | $118,884 Land $44,184 Building $74,700 |
| 2022 | $4,278.00 |
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 AH high risk · shallow ponding 1–3 ft |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | 12.0 ft |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 40 policies |
| Nearby Flood Policies | 40 in force |
| Nearby Flood Claims | 6 (2005–2021) |
| Most Recent Claim | Oct 2021 · river or lake flooding |
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 | Not rated no burnable land 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 672 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: GeoLinks, T-Mobile.
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