Los Angeles County property record for 19301 Platt River Dr, Walnut, CA 91789 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,046 sqft · built 1986 |
| Lot Size | 0.31 acres (13,505 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,617 (2025) |
| Flood Zone | Zone D (undetermined) |
| APN | 8735-054-018 |
| Primary APN | 8735-054-018 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,046 sqft Living Area |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Construction Type | Wood |
| Lot Area | 13,505 sqft (0.31 acres) |
| Lot Dimensions | 150 ft deep x 84 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 19301 PLATT RIVER DR |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-4367 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TR=39528 LOT 11 |
| Legal Subdivision | 39528 |
| Legal Tract | 39528 |
| Legal Block | 5 |
| Legal Lot Number | 11 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 5 |
| Census Block | 5004 |
| Census Tract | 403408 |
Source: Los Angeles County records · APN 8735-054-018
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 | 19301 PLATT RIVER DR, WALNUT, CA 91789-4367 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| 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 | $4,617.00 (+9.38%) Homeowner's exemption | $299,471 (+4.04%) Land $100,346 Building $199,125 |
| 2023 | $4,221.00 (+2.06%) Homeowner's exemption | $287,844 Land $96,450 Building $191,394 |
| 2022 | $4,136.00 |
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 |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Undetermined not studied |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 225 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Frontier | Fiber | 7,000 / 7,000 |
| Spectrum | Cable | 1,000 / 1,000 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
Availability varies by address; speeds are provider-advertised maximums, not measured.
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