Los Angeles County property record for 431 County Rd, Pomona, CA 91766
| Property Type | Quadplex |
|---|---|
| Details | 8 bd · 5 ba · 3,818 sqft · built 1963 |
| Lot Size | 0.174 acres (7,568 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $267,000 (Oct 2002) |
| Tax Bill | $6,157 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8331-023-003 |
| Primary APN | 8331-023-003 |
|---|
| Bedrooms | 8 Beds |
|---|---|
| Full Baths | 5 Baths |
| Total Rooms | 16 Rooms |
| Units | 4 Units |
| Stories | 2 Stories |
| Building Area | 3,818 sqft Living Area |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Architectural Style | Quadruplex |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Composition Shingle |
| Lot Area | 7,568 sqft (0.174 acres) |
| Heating System | HVAC |
|---|
| Street Address | 431 COUNTY RD |
|---|---|
| City | POMONA |
| State | CA |
| Zip | 91766-6047 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Local Zoning Code | POR31000* |
| Legal Description | TRACT NO 21939 LOT 3 |
| Legal Subdivision | 21939 |
| Legal Tract | 21939 |
| Legal Block | 3 |
| Legal Lot Number | 3 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 402902 |
431 County Rd, a quadplex, is owned by two individuals who bought it in October 2002.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 431 COUNTY RD, A, POMONA, CA 91766-6047 |
| Owner Type | Individual |
| Vesting | Joint Tenants |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 21, 2002 · Amount on File |
| Deed Sale | Oct 21, 2002 · Amount on File |
| Deed Document Number | 20022463892 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 431 County Rd was $6,157.
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Pomona City |
| Unified School District | Pomona Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $394,414 (+2%) Land $128,511 Building $265,903 | |
| 2025 | $6,157.00 | $386,682 Land $125,992 Building $260,690 |
| 2023 | $5,415.00 (+1.73%) | $371,668 Land $121,100 Building $250,568 |
| 2022 | $5,323.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 431 County Rd in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 30, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
The area around 431 County Rd has no burnable land within ember reach, so its wildfire risk is not rated.
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 | POMONA - CITY, WATER DEPT. serves 151,713 people · EPA ID CA1910126 |
|---|---|
| Water Source | Surface water |
| Lead | 2 ppb (2023–2025) 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.
Source: FCC Broadband Data Collection, based on 199 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable | 1,000 / 35 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Verizon.
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