Contra Costa County property record for 644 6th St, Richmond, CA 94801
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,175 sqft · built 1909 |
| Lot Size | 0.1 acres (4,340 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $98,000 (Apr 2012) |
| Tax Bill | $3,253 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 534-193-011-2 |
| Primary APN | 534-193-011-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,175 sqft Living Area |
| 1st Floor Area | 806 sqft |
| 2nd Floor Area | 369 sqft |
| Year Built | Built 1909 |
|---|---|
| Effective Year Built | Effective 1975 |
| Lot Area | 4,340 sqft (0.1 acres) |
| Street Address | 644 6TH ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94801-2673 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SFR3 |
| Legal Description | RICHMOND PARK LOT 34 BLK 5 |
| Legal Subdivision | RICHMOND PARK |
| Legal Block | 5 |
| Legal Lot Number | 34 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 376000 |
Source: Contra Costa County assessment roll, APN 534-193-011-2, as of July 14, 2026 · Last verified July 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 | 1724 BURBECK AVE, RICHMOND, CA 94801-2421 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Apr 04, 2012 · Amount on Record |
| Deed Sale | Apr 04, 2012 · Amount on Record |
| Prior Sale | Sep 01, 2011 · Amount on Record |
| Deed Document Number | 201276970 |
| Prior Transfer Date | Jun 03, 2004 |
| Prior Transfer Doc | 0000222702 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County assessment roll as of July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Richmond City |
| Unified School District | West Contra Costa Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $125,541 (+2%) Land $32,021 Building $93,520 | |
| 2025 | $3,253.00 (+2.3%) | $123,081 (+4.04%) Land $31,394 Building $91,687 |
| 2023 | $3,180.00 (+2.98%) | $118,304 Land $30,176 Building $88,128 |
| 2022 | $3,088.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133760002, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 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 |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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: FCC Broadband Data Collection, 699 locations within half a mile, as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| 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 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: California Internet, Etheric Communications, LLC..
Source: EPA Safe Drinking Water Information System, water system CA0110005, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | EAST BAY MUD serves 1,468,000 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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