Los Angeles County property record for 20839 Timberline Ln, Diamond Bar, CA 91789 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 1,814 sqft · built 1989 |
| Lot Size | 0.092 acres (4,000 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $540,000 (Jul 2010) |
| Tax Bill | $9,456 (2025) |
| Deeds & Mortgages | May 2017 Line of Credit Jan 2020 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | 8765-009-093 |
| Primary APN | 8765-009-093 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 1,814 sqft Living Area |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Construction Type | Wood |
| Lot Area | 4,000 sqft (0.092 acres) |
| Lot Dimensions | 100 ft deep x 40 ft wide |
| Pool Type | Spa / Hot Tub (No Pool) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 20839 TIMBERLINE LN |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-4082 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TR=45268 LOT 88 |
| Legal Subdivision | 45268 |
| Legal Tract | 45268 |
| Legal Block | 1 |
| Legal Lot Number | 88 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 403305 |
Source: Los Angeles County records · APN 8765-009-093
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 | 24308 RIMFORD PL, DIAMOND BAR, CA 91765-4319 |
| Owner Type | Company |
| Vesting | Trust, Revocable Trust |
| Date | Document |
|---|---|
| May 09, 2017 | Deed of Trust, Mortgage · Line of Credit HSBC BANK USA |
| Jan 21, 2020 | Deed of Trust, Mortgage · Line of Credit DIGITAL FCU |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jul 21, 2010 · Amount on Record |
| Deed Sale | Jul 21, 2010 · Amount on Record |
| Prior Sale | Apr 19, 2010 · Amount on Record |
| Deed Document Number | 2010997732 |
| Last Transfer Date | May 16, 2013 |
| Transfer Doc | 0001066430 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 20839 TIMBERLINE LN, DIAMOND BAR, CA 91789-4082 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Title Company | TRG SERVICE ESCROW |
| Name | Verified Name |
|---|
| Document Number | 0000510433 |
|---|---|
| Date | May 09, 2017 |
| Instrument | 17-0510433 |
| Name | HSBC BANK USA |
|---|---|
| Type | Bank |
| Address | NEW YORK, NY 10018 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Apr 21, 2047 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 20839 TIMBERLINE LN, DIAMOND BAR, CA 91789-4082 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000074066 |
|---|---|
| Date | Jan 21, 2020 |
| Instrument | 20-0074066 |
| Name | DIGITAL FCU |
|---|---|
| Type | Credit Union |
| Address | MARLBOROUGH, MA 01752 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 479 Months |
| Due | Dec 25, 2059 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
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 | $9,456.00 (+7.5%) | $691,820 (+4.04%) Land $459,166 Building $232,654 |
| 2023 | $8,796.00 (+2.18%) | $664,958 Land $441,337 Building $223,621 |
| 2022 | $8,608.00 |
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 |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Moderate above 44% of the US · above 26% of California |
|---|---|
| Wildfire Likelihood | About 1 in 2,000 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
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