Contra Costa County property record for 438 Duboce Ave, Richmond, CA 94801
| Property Type | Triplex |
|---|---|
| Details | 1,946 sqft · built 1910 |
| Lot Size | 0.057 acres (2,500 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $100,000 (Jul 2014) |
| Tax Bill | $5,927 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 561-192-010-8 |
| Primary APN | 561-192-010-8 |
|---|---|
| Alternative APN |
|
| Total Rooms | 3 Rooms |
|---|---|
| Stories | 1 Story |
| Building Area | 1,946 sqft Living Area |
| 1st Floor Area | 1,946 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1950 |
| Architectural Style | Triplex |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 2,500 sqft (0.057 acres) |
| Lot Dimensions | 100 ft deep x 25 ft wide |
| Parking Spaces | 1 Parking Space |
| Heating System | Floor/Wall Furnace |
|---|
| Street Address | 438 DUBOCE AVE |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-1913 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Triplex |
| Legal Description | WALLS 2ND ADDN 16223 |
| Legal Subdivision | WALLS 2ND ADD |
| Legal Block | 223 |
| Legal Lot Number | 16 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 365002 |
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 | 209 BRAZIL AVE, SAN FRANCISCO, CA 94112-2012 |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 3, 2014 · Amount on Record |
| Deed Sale | Jul 3, 2014 · Amount on Record |
| Deed Document Number | 2014109521 |
| Prior Transfer Date | Nov 3, 2004 |
| Prior Transfer Doc | 0000423118 |
| 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 | $219,293 (+2%) Land $85,806 Building $133,487 | |
| 2025 | $5,927.00 (+5.31%) | $214,994 (+4.04%) Land $84,124 Building $130,870 |
| 2023 | $5,628.00 (+2.46%) | $206,647 Land $80,858 Building $125,789 |
| 2022 | $5,493.00 |
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 | 2 (1997–1998) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Feb 1998 · Severe Winter Storms And 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 |
|---|
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 475 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: California Internet, Sonic Telecom, Verizon.
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