Los Angeles County property record for 1243 Greycrest Pl, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,218 sqft · built 1986 |
| Lot Size | 0.229 acres (9,975 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $295,000 (Sep 1995) |
| Tax Bill | $6,952 (2025) |
| Deeds & Mortgages | Nov 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 8701-014-023 |
| Primary APN | 8701-014-023 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,218 sqft Living Area |
| Year Built | Built 1986 |
|---|---|
| Effective Year Built | Effective 1986 |
| Construction Type | Wood |
| Lot Area | 9,975 sqft (0.229 acres) |
| Lot Dimensions | 161 ft deep x 62 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1243 GREYCREST PL |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-4355 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCRPD20000 |
| Legal Description | TR=42560 LOT 18 |
| Legal Subdivision | 42560 |
| Legal Tract | 42560 |
| Legal Block | 2 |
| Legal Lot Number | 18 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 403320 |
1243 Greycrest Pl is owner-occupied and held in a trust since October 2023.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 1243 GREYCREST PL, DIAMOND BAR, CA 91765-4355 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
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 Sale | Sep 7, 1995 · Amount on File |
| Deed Sale | Sep 7, 1995 · Amount on File |
| Deed Document Number | 19951457818 |
| Last Transfer Date | Oct 5, 2023 |
| Transfer Doc | 0000784451 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Nov 14, 2023 |
| Property Address | 1243 GREYCREST PL, DIAMOND BAR, CA 91765-4355 |
| Document Number | 0000784451 |
| Map Reference | MB 1040 PG 70-75 |
| Instrument Date | Oct 5, 2023 |
| Instrument | 23-0784451 |
| Transaction Type | Transfer |
| Record Updated | Dec 6, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 1243 GREYCREST PL, DIAMOND BAR, CA 91765-4355 |
The 2025 property tax bill for 1243 Greycrest Pl was $6,952 with a homeowner's exemption.
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 | $485,733 (+2%) Land $133,337 Building $352,396 | |
| 2025 | $6,952.00 Homeowner's exemption | $476,210 Land $130,723 Building $345,487 |
| 2023 | $6,373.00 (+2.38%) Homeowner's exemption | $457,720 Land $125,648 Building $332,072 |
| 2022 | $6,225.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1243 Greycrest Pl in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 30, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 1243 Greycrest Pl is moderate, ranking above 48% of the US, with a 0.1% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 48% of the US · lower than 71% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Indirect 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 529 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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