Contra Costa County property record for 830 31st St, Richmond, CA 94804
| Property Type | Duplex |
|---|---|
| Details | 3 bd · 2 ba · 1,782 sqft · built 1948 |
| Lot Size | 0.115 acres (5,000 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $7,075 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 524-130-020 |
| Primary APN | 524-130-020 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,782 sqft Living Area |
| 1st Floor Area | 1,782 sqft |
| Year Built | Built 1948 |
|---|---|
| Effective Year Built | Effective 1948 |
| Architectural Style | Duplex Single |
| Lot Area | 5,000 sqft (0.115 acres) |
| Garage Type | Attached |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 830 31ST ST |
|---|---|
| City | RICHMOND |
| State | CA |
| Zip | 94804-1328 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | R1 |
| Legal Description | RICHMOND CITY CENTER LOTS 32 & 33 BLK 13 |
| Legal Subdivision | RICHMOND CITY CENTER |
| Legal Block | 13 |
| Legal Lot Number | 32,33 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | WEST CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4010 |
| Census Tract | 372000 |
Source: Contra Costa County records · APN 524-130-020
Assessment roll updated July 14, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | PO BOX 416, BELLE MEAD, NJ 08502-0416 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Apr 02, 2024 |
| Transfer Doc | 0000032019 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified August 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 | $325,990 (+2%) Land $205,416 Building $120,574 | |
| 2025 | $7,075.00 (+107.66%) | $319,599 (+349.24%) Land $201,389 Building $118,210 |
| 2023 | $3,407.00 (+3.94%) | $71,142 Land $25,608 Building $45,534 |
| 2022 | $3,278.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), as of October 12, 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 |
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| AT&T Fiber · 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: Etheric Communications, LLC..
Based on FCC filings for 1,276 locations within half a mile of this property.
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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