Los Angeles County property record for 1186 Crestbrook Ct, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,933 sqft · built 1987 |
| Lot Size | 0.247 acres (10,747 sqft) |
| Owner | Individual Name on File |
| Last Sale | $1,000,000 (Sep 2020) |
| Tax Bill | $14,277 (2025) |
| Deeds & Mortgages | Sep 2020 Transfer Sep 2020 Sale |
| Flood Zone | Zone X (minimal risk) |
| APN | 8701-034-029 |
| Primary APN | 8701-034-029 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,933 sqft Living Area |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Construction Type | Wood |
| Lot Area | 10,747 sqft (0.247 acres) |
| Lot Dimensions | 150 ft deep x 71 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1186 CRESTBROOK CT |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-4300 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCRPD20000 |
| Legal Description | TR=42568 LOT 58 |
| Legal Subdivision | 42568 |
| Legal Tract | 42568 |
| Legal Block | 2 |
| Legal Lot Number | 58 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 403320 |
1186 Crestbrook Ct is owned by an individual who bought it in September 2020.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 21880 GOLDEN CANYON CT, DIAMOND BAR, CA 91765-3605 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Sep 21, 2020 | Affidavit of Death, Transfer LAWYERS TITLE |
| Sep 21, 2020 | Grant Deed, Transfer LAWYERS TITLE |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 21, 2020 · Amount on File |
| Deed Sale | Sep 21, 2020 · Amount on File |
| Deed Document Number | 20201142408 |
| Prior Transfer Date | Sep 16, 2020 |
| Prior Transfer Doc | 0001142407 |
| Record Updated | Oct 29, 2026 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Sep 21, 2020 |
| Property Address | 1186 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Document Number | 0001142407 |
| Instrument Date | Sep 16, 2020 |
| Instrument | 1142407 |
| Transaction Type | Transfer |
| Record Updated | Sep 25, 2020 |
| Title Company | LAWYERS TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2049 BEVERLY DR PASADENA CA 911041724, PASADENA, CA 91104-1724 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Sep 21, 2020 |
| Property Address | 1186 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Document Number | 0001142408 |
| Instrument Date | Sep 14, 2020 |
| Instrument | 1142408 |
| Transaction Type | Transfer |
| Record Updated | Sep 25, 2020 |
| Title Company | LAWYERS TITLE |
| Amount | Amount on Record |
|---|---|
| Tax | $1,100.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 21880 GOLDEN CANYON CT DIAMOND BAR CA 917653605, DIAMOND BAR, CA 91765-3605 |
The 2025 property tax bill for 1186 Crestbrook Ct was $14,277.
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 | $1,104,077 (+2%) Land $619,057 Building $485,020 | |
| 2025 | $14,277.00 | $1,082,429 Land $606,919 Building $475,510 |
| 2023 | $13,265.00 (+2.21%) | $1,040,399 Land $583,352 Building $457,047 |
| 2022 | $12,978.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1186 Crestbrook Ct 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 1186 Crestbrook Ct is moderate, ranking above 65% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 65% of the US · above 40% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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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