Los Angeles County property record for 20608 Crestline Dr, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4 ba · 3,453 sqft · built 1996 |
| Lot Size | 0.16 acres (6,975 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,350,000 (May 2021) |
| Tax Bill | $18,249 (2025) |
| Deeds & Mortgages | Dec 2025 Line of Credit May 2021 Sale + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 8269-091-015 |
| Primary APN | 8269-091-015 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Building Area | 3,453 sqft Living Area |
| Year Built | Built 1996 |
|---|---|
| Effective Year Built | Effective 1996 |
| Construction Type | Wood |
| Lot Area | 6,975 sqft (0.16 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 20608 CRESTLINE DR |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-4710 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR18000-R |
| Legal Description | TR=44478 LOT 26 |
| Legal Subdivision | 44478 |
| Legal Tract | 44478 |
| Legal Block | 3 |
| Legal Lot Number | 26 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 408703 |
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 | 1314 DESERT WILLOW LN, DIAMOND BAR, CA 91765-2509 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Dec 17, 2025 | Deed of Trust, Mortgage · Line of Credit EAST WEST BANK |
| May 28, 2021 | Grant Deed, Transfer STEWART TITLE |
| Jul 7, 2017 | Deed of Trust, Mortgage · Line of Credit BANK OF THE WEST |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 28, 2021 · Amount on Record |
| Deed Sale | May 28, 2021 · Amount on Record |
| Prior Sale | Jan 26, 1996 · Amount on Record |
| Deed Document Number | 2021856956 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 20608 CRESTLINE DR, DIAMOND BAR, CA 91765-4710 |
| Transaction Type | Mortgage |
| Record Updated | Dec 30, 2025 |
| Title Company | CALIFORNIA BEST TITLE CO, CALIFORNIA BEST TITLE |
| Name | Verified Name |
|---|---|
| Address | 20608 CRESTLINE DR, DIAMOND BAR, CA 91765-4710 |
| Document Number | 0000918205 |
|---|---|
| Date | Dec 17, 2025 |
| Instrument | 25-0918205 |
| Name | EAST WEST BANK |
|---|---|
| Type | Bank |
| Address | EL MONTE, CA 91731 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Dec 1, 2055 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | May 28, 2021 |
| Property Address | 20608 CRESTLINE DR, DIAMOND BAR, CA 91765-4710 |
| Document Number | 0000856956 |
| Map Reference | MB 1211 PG 42-50 |
| Instrument Date | May 14, 2021 |
| Instrument | 21-0856956 |
| Transaction Type | Transfer |
| Record Updated | Jul 21, 2022 |
| Title Company | STEWART TITLE |
| Amount | Amount Recorded |
|---|---|
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 1314 DESERT WILLOW LN, DIAMOND BAR, CA 91765-2509 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 20608 CRESTLINE DR, DIAMOND BAR, CA 91765-4710 |
| Document Number | 0000811555 |
| Instrument Date | Jul 7, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Jul 25, 2017 |
| Title Company | FIRST AMERICAN TITLE, FIRST AMERICAN TITLE INSURANCE |
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 20608 CRESTLINE DR DIAMOND BAR CA 917654710, DIAMOND BAR, CA 91765-4710 |
| Document Number | 0000811555 |
|---|---|
| Date | Jul 20, 2017 |
| Instrument | 811555 |
| Name | BANK OF THE WEST |
|---|---|
| Type | Bank |
| Address | ROWLAND HEIGHTS, CA 91748 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jul 19, 2047 |
| Rate Type | Adjustable Rate |
|---|
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 | $1,490,505 (+2%) Land $682,431 Building $808,074 | |
| 2025 | $18,249.00 (+8.16%) Homeowner's exemption | $1,461,280 (+4.04%) Land $669,050 Building $792,230 |
| 2023 | $16,872.00 (+2.42%) Homeowner's exemption | $1,404,539 Land $643,071 Building $761,468 |
| 2022 | $16,474.00 |
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 |
| Community Rating System | Class 6 (20% premium discount) |
| 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 54% of the US · lower than 68% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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 257 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless | 100 / 20 |
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