Los Angeles County property record for 1300 Glenthorpe Dr, Diamond Bar, CA 91789
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,468 sqft · built 1980 |
| Lot Size | 0.184 acres (8,028 sqft) |
| Owner | 2 Company Names on File |
| Tax Bill | $5,418 (2025) |
| Deeds & Mortgages | Jun 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 8763-010-001 |
| Primary APN | 8763-010-001 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,468 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1980 |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 8,028 sqft (0.184 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1300 GLENTHORPE DR |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-3858 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCC2* |
| Legal Description | *TR=33257 LOT 1 |
| Legal Subdivision | 33257 |
| Legal Tract | 33257 |
| Legal Block | 3 |
| Legal Lot Number | 1 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 408707 |
1300 Glenthorpe Dr is owned by a company that acquired it in May 1997.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Company Names on File |
|---|---|
| Mailing Address | PO BOX 1961, WALNUT, CA 91788-1961 |
| Owner Type | Company |
| Vesting | Borrower in Default |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | May 13, 1997 |
| Transfer Doc | 0000766626 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Jun 15, 2021 |
| Property Address | 1300 GLENTHORPE DR, DIAMOND BAR, CA 91789-3858 |
| Document Number | 0000943087 |
| Map Reference | MB 918 PG 91-99 |
| Instrument Date | Feb 4, 2021 |
| Instrument | 21-0943087 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | PO BOX 1961, WALNUT, CA 91788-1961 |
The 2025 property tax bill for 1300 Glenthorpe Dr was $5,418.
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 | $402,200 (+2%) Land $270,183 Building $132,017 | |
| 2025 | $5,418.00 | $394,315 Land $264,886 Building $129,429 |
| 2023 | $5,029.00 (+2.13%) | $379,005 Land $254,601 Building $124,404 |
| 2022 | $4,924.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1300 Glenthorpe Dr in Zone X, an area of minimal flood risk.
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.
The area around 1300 Glenthorpe Dr has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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 286 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: GeoLinks, Verizon.
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