Los Angeles County property record for 1090 Argonia Pl, Walnut, CA 91789 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,986 sqft · built 1984 |
| Lot Size | 0.424 acres (18,482 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $7,390 (2025) |
| Flood Zone | Zone D (undetermined) |
| APN | 8735-048-031 |
| Primary APN | 8735-048-031 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 1,986 sqft Living Area |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1984 |
| Construction Type | Wood |
| Lot Area | 18,482 sqft (0.424 acres) |
| Lot Dimensions | 170 ft deep x 104 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1090 ARGONIA PL |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-4300 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | *TR=39527 LOT 42 |
| Legal Subdivision | 39527 |
| Legal Tract | 39527 |
| Legal Block | 5 |
| Legal Lot Number | 42 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 5 |
| Census Block | 5001 |
| Census Tract | 403408 |
Source: Los Angeles County records · APN 8735-048-031
Assessment roll updated May 21, 2026 · Last verified June 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 | 1090 ARGONIA PL, WALNUT, CA 91789-4300 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Walnut City |
| Unified School District | Rowland 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 |
|---|---|---|
| 2025 | $7,390.00 (+7.46%) Homeowner's exemption | $534,789 (+4.04%) Land $236,618 Building $298,171 |
| 2023 | $6,877.00 (+2.11%) Homeowner's exemption | $514,025 Land $227,431 Building $286,594 |
| 2022 | $6,735.00 |
Source: FEMA National Flood Hazard Layer, Los Angeles County (06037C), updated September 30, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone D |
|---|---|
| Flood Hazard | Undetermined not studied |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Low above 35% of the US · above 21% of California |
|---|---|
| Wildfire Likelihood | About 1 in 1,887 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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