Los Angeles County property record for 20259 Portside Dr, Walnut, CA 91789 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 1,981 sqft · built 1984 |
| Lot Size | 0.235 acres (10,239 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $7,033 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8269-039-006 |
| Primary APN | 8269-039-006 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 12 Rooms |
| Stories | 2 Stories |
| Building Area | 1,981 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Tile |
| Lot Area | 10,239 sqft (0.235 acres) |
| Lot Dimensions | 146 ft deep x 70 ft wide |
| Pool Type | Spa / Hot Tub (No Pool) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Water Source | Commercial |
| Street Address | 20259 PORTSIDE DR |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-4629 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TR=33256 LOT 6 |
| Legal Subdivision | 33256 |
| Legal Tract | 33256 |
| Legal Block | 3 |
| Legal Lot Number | 6 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3006 |
| Census Tract | 408703 |
Source: Los Angeles County records · APN 8269-039-006
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 | Individual Name on File |
|---|---|
| Mailing Address | 20259 PORTSIDE DR, WALNUT, CA 91789-4629 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Mar 03, 2003 |
| Transfer Doc | 0000908370 |
| 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 |
| 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 | $7,033.00 (+10.55%) Homeowner's exemption | $513,143 (+4.04%) Land $280,322 Building $232,821 |
| 2023 | $6,362.00 (+2.25%) Homeowner's exemption | $493,219 Land $269,438 Building $223,781 |
| 2022 | $6,222.00 |
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 X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Moderate above 49% of the US · above 29% of California |
|---|---|
| Wildfire Likelihood | About 1 in 1,250 per year |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
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