Los Angeles County property record for 20928 Jade Ct, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 5 ba · 4,790 sqft · built 1999 |
| Lot Size | 0.249 acres (10,823 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,190,000 (Jan 2008) |
| Tax Bill | $19,578 (2025) |
| Deeds & Mortgages | Jul 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 8763-027-003 |
| Primary APN | 8763-027-003 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 5 Baths |
| Building Area | 4,790 sqft Living Area |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 2000 |
| Construction Type | Wood |
| Lot Area | 10,823 sqft (0.249 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 20928 JADE CT |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-4034 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR115000* |
| Legal Description | TR=52203 LOT 3 |
| Legal Subdivision | 52203 |
| Legal Tract | 52203 |
| Legal Block | 3 |
| Legal Lot Number | 3 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3014 |
| Census Tract | 408707 |
Source: Los Angeles County records, as of August 25, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 20928 JADE CT, DIAMOND BAR, CA 91765-4034 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jan 4, 2008 · Amount on Record |
| Deed Sale | Jan 4, 2008 · Amount on Record |
| Prior Sale | Dec 6, 1999 · Amount on Record |
| Deed Document Number | 200821732 |
| Prior Transfer Date | Feb 28, 2007 |
| Prior Transfer Doc | 0000814460 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 20928 JADE CT, DIAMOND BAR, CA 91765-4034 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | AMROCK TITLE CALIFORNIA INC |
| Name | Verified Name |
|---|
| Document Number | 0000659017 |
|---|---|
| Date | Jul 2, 2018 |
| Instrument | 18-0659017 |
| Name | JPMORGAN CHASE BANK NA |
|---|---|
| Type | Bank |
| Address | COLUMBUS, OH 43240 |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jul 1, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4% |
| Type Change Date | Jul 1, 2025 |
| Change Frequency | Annually |
| Min Rate At Change | 2.25% |
| Max Rate At Change | 9% |
| Index | 1-Year LIBOR |
| Max Rate | 9% |
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Diamond Bar City |
| Unified School District | Walnut Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,594,332 (+2%) Land $600,886 Building $993,446 | |
| 2025 | $19,578.00 (+7.75%) | $1,563,071 (+4.04%) Land $589,104 Building $973,967 |
| 2023 | $18,170.00 (+2.1%) | $1,502,377 Land $566,229 Building $936,148 |
| 2022 | $17,797.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective September 30, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 65% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | WALNUT VALLEY WATER DISTRICT serves 100,941 people · EPA ID CA1910234 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jun 2023 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 254 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Frontier, GeoLinks, Verizon.
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