Contra Costa County property record for 433 B St, Richmond, CA 94801
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 1,932 sqft · built 1952 |
| Lot Size | 0.068 acres (2,975 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $80,200 (Sep 2009) |
| Tax Bill | $4,009 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 538-021-010-3 |
| Primary APN | 538-021-010-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 1,932 sqft Living Area |
| 1st Floor Area | 966 sqft |
| 2nd Floor Area | 966 sqft |
| Year Built | Built 1952 |
|---|---|
| Effective Year Built | Effective 1957 |
| Architectural Style | Duplex Single |
| Lot Area | 2,975 sqft (0.068 acres) |
| Street Address | 433 B ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-2918 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R2CD |
| Legal Description | TOWN PT RICHMOND 13 P |
| Legal Subdivision | POINT RICHMOND MAP 03 |
| Legal Block | P |
| Legal Lot Number | 13 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 376000 |
Source: Contra Costa County assessment roll, as of July 14, 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 File |
|---|---|
| Mailing Address | 13623 COUNTRY LN, TOMBALL, TX 77375-2976 |
| Owner Type | Individual |
| Vesting | Tenants in Common |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Sep 29, 2009 · Amount on Record |
| Deed Sale | Sep 29, 2009 · Amount on Record |
| Prior Sale | Sep 18, 2009 · Amount on Record |
| Deed Document Number | 2009229573 |
| Last Transfer Date | Feb 8, 2010 |
| Transfer Doc | 0000025791 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Richmond City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $105,642 (+2%) Land $23,031 Building $82,611 | |
| 2025 | $4,009.00 (+4.92%) | $103,572 (+4.04%) Land $22,580 Building $80,992 |
| 2023 | $3,821.00 (+3.63%) | $99,552 Land $21,704 Building $77,848 |
| 2022 | $3,687.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026 · 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 Claims | 1 (1998) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Jan 1998 · 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 | Not rated no burnable land within ember reach |
|---|
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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 816 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| 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: California Internet, Etheric Communications, LLC., T-Mobile USA.
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