Los Angeles County property record for 1175 Crestbrook Ct, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,535 sqft · built 1987 |
| Lot Size | 0.148 acres (6,433 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,300,000 (Oct 2022) |
| Tax Bill | $17,217 (2025) |
| Deeds & Mortgages | Jan 2023 Mortgage Oct 2022 Sale & Mortgage + 3 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 8701-034-036 |
| Primary APN | 8701-034-036 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,535 sqft Living Area |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Construction Type | Wood |
| Lot Area | 6,433 sqft (0.148 acres) |
| Lot Dimensions | 100 ft deep x 64 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1175 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 65 |
| Legal Subdivision | 42568 |
| Legal Tract | 42568 |
| Legal Block | 2 |
| Legal Lot Number | 65 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 403320 |
Source: Los Angeles County records, as of August 25, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 1175 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Jan 31, 2023 | Deed of Trust, Mortgage · Conventional Mortgage CATHAY BANK |
| Oct 31, 2022 | Grant Deed, Transfer · Conventional Mortgage NEW WAVE LENDING GROUP INC |
| Feb 1, 2018 | Quit Claim Deed, Transfer Quitclaim |
| Sep 29, 2017 | Quit Claim Deed, Transfer STEWART TITLE |
| Sep 29, 2017 | Grant Deed, Transfer · Conventional Mortgage NMSI INC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 31, 2022 · Amount on Record |
| Deed Sale | Oct 31, 2022 · Amount on Record |
| Prior Sale | Sep 29, 2017 · Amount on Record |
| Deed Document Number | 20221031868 |
| Prior Transfer Date | Jan 25, 2018 |
| Prior Transfer Doc | 0000108014 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 1175 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Transaction Type | Mortgage |
| Record Updated | Feb 7, 2023 |
| Title Company | WFT NATIONAL TITLE, WFG NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 1175 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Document Number | 0000061166 |
|---|---|
| Date | Jan 31, 2023 |
| Instrument | 23-0061166 |
| Name | CATHAY BANK |
|---|---|
| Type | Bank |
| Address | EL MONTE, CA 91731 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Feb 1, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6% |
| Type Change Date | Feb 1, 2026 |
| Change Frequency | Annually |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 12% |
| Index | 1-Year T-Bill |
| Max Rate | 12% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Oct 31, 2022 |
| Property Address | 1175 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Document Number | 0001031868 |
| Map Reference | MB 1063 PG 44-51 |
| Instrument Date | Sep 22, 2022 |
| Instrument | 22-1031868 |
| Transaction Type | Transfer |
| Record Updated | Nov 8, 2022 |
| Title Company | CALIFORNIA BEST TITLE CO, CALIFORNIA BEST TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 1175 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Document Number | 0001031869 |
|---|---|
| Date | Oct 31, 2022 |
| Instrument | 22-1031869 |
| Name | NEW WAVE LENDING GROUP INC |
|---|---|
| Type | Non-Lending Institution |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 6% |
| Type Change Date | May 1, 2023 |
| Change Frequency | 6 Months |
| Min Rate At Change | 3% |
| Max Rate At Change | 8% |
| Index | Other |
| Margin | 3 |
| Max Rate | 11% |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Feb 1, 2018 |
| Property Address | 1175 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Document Number | 0000108014 |
| Instrument Date | Jan 25, 2018 |
| Instrument | 108014 |
| Transaction Type | Transfer |
| Record Updated | Feb 6, 2018 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 1175 CRESTBROOK CT DIAMOND BAR CA 917654300, DIAMOND BAR, CA 91765-4300 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Sep 29, 2017 |
| Property Address | 1175 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Document Number | 0001118584 |
| Instrument Date | Sep 25, 2017 |
| Instrument | 1118584 |
| Transaction Type | Transfer |
| Record Updated | Oct 5, 2017 |
| Title Company | STEWART TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 1175 CRESTBROOK CT DIAMOND BAR CA 917654300, DIAMOND BAR, CA 91765-4300 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Sep 29, 2017 |
| Property Address | 1175 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Document Number | 0001118585 |
| Map Reference | MB1063 PG45-51 |
| Instrument Date | Aug 28, 2017 |
| Instrument | 17-1118585 |
| Transaction Type | Transfer |
| Record Updated | Sep 22, 2021 |
| Title Company | STEWART TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1175 CRESTBROOK CT, DIAMOND BAR, CA 91765-4300 |
| Document Number | 0001118586 |
|---|---|
| Date | Sep 29, 2017 |
| Instrument | 17-1118586 |
| Name | NMSI INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 1, 2047 |
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 | $1,379,568 (+2%) Land $786,036 Building $593,532 | |
| 2025 | $17,217.00 (+7.19%) Homeowner's exemption | $1,352,519 (+4.04%) Land $770,624 Building $581,895 |
| 2023 | $16,062.00 (+33.95%) | $1,300,000 Land $740,700 Building $559,300 |
| 2022 | $11,991.00 |
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 · 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.
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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