Los Angeles County property record for 20778 Timberline Ln, Diamond Bar, CA 91789 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 1989 |
| Square Footage | 1,546 sqft Living Area |
| Lot Size | 4,000 sqft (0.092 acres) |
| Last Sale | $411,000 (2003) |
| Tax Bill | $8,183.00 (2025) |
| Primary APN | 8765-009-035 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 1,546 sqft Living Area |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Construction Type | Wood Construction |
| Lot Area | 4,000 sqft (0.092 acres) |
| Depth X Width | 100 ft x 40 ft Depth x Width |
| Cooling System | Central Cooling |
|---|---|
| Heating System | Central Heating |
| Street Address | 20778 TIMBERLINE LN |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-4078 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TR=45268 LOT 30 |
| Legal Subdivision | 45268 |
| Legal Tract | 45268 |
| Legal Block | 1 |
| Legal Lot Number | 30 |
| Jurisdiction | LOS ANGELES CA |
| Minor Civil Division | EAST SAN GABRIEL VALLEY |
| Census Blockgroup | 1 |
| Census Block | 1001 |
| Census Tract | 403305 |
Source: Los Angeles County records · APN 8765-009-035
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 Company Names on File |
|---|---|
| Mailing Address | 5811 PARK WEST CIR, LA PALMA, CA 90623-2107 |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 04, 2003 · Amount on Record |
| Deed Sale | Nov 04, 2003 · Amount on Record |
| Prior Sale | Apr 22, 1999 · Amount on Record |
| Deed Doc Number | 20033304057 |
| Last Transfer Date | Mar 06, 2006 |
| Transfer Doc | 0000847993 |
| Record Refreshed | 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 | Diamond Bar City |
| Unified School District | Walnut Valley 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 | $8,183.00 (+7.52%) | $584,333 (+4.04%) Land $392,688 Building $191,645 |
| 2023 | $7,611.00 (+2.19%) | $561,645 Land $377,441 Building $184,204 |
| 2022 | $7,448.00 |
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