Los Angeles County property record for 668 Rainbow Pl, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,045 sqft · built 1988 |
| Lot Size | 0.683 acres (29,752 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $785,000 (Nov 2015) |
| Tax Bill | $12,520 (2025) |
| Deeds & Mortgages | Mar 2022 Mortgage Oct 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 8281-037-093 |
| Primary APN | 8281-037-093 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,045 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1990 |
| Construction Type | Wood |
| Lot Area | 29,752 sqft (0.683 acres) |
| Lot Dimensions | 161 ft deep x 63 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 668 RAINBOW PL |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-1876 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR115000- |
| Legal Description | TR=36813 LOT 48 |
| Legal Subdivision | 36813 |
| Legal Tract | 36813 |
| Legal Block | 3 |
| Legal Lot Number | 48 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 403321 |
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 Company Names on Record |
|---|---|
| Mailing Address | 4143 PROSPECT AVE, YORBA LINDA, CA 92886-1712 |
| Owner Type | Company |
| Vesting | Life Tenant |
| Date | Document |
|---|---|
| Mar 10, 2022 | Deed of Trust, Mortgage · Conventional Mortgage NMSI INC |
| Oct 7, 2020 | Deed of Trust, Mortgage · Conventional Mortgage EAST WEST BANK |
| Apr 3, 2019 | Intrafamily Transfer, Transfer · ARM EAST WEST BANK |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 10, 2015 · Amount on Record |
| Deed Sale | Nov 10, 2015 · Amount on Record |
| Prior Sale | Jan 16, 1997 · Amount on Record |
| Deed Document Number | 20151371588 |
| Prior Transfer Date | Nov 5, 1996 |
| Prior Transfer Doc | 0001825545 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 668 RAINBOW PL, DIAMOND BAR, CA 91765-1876 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2022 |
| Title Company | WFG NATIONAL TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 4143 PROSPECT AVE, YORBA LINDA, CA 92886-1712 |
| Document Number | 0000280566 |
|---|---|
| Date | Mar 10, 2022 |
| Instrument | 22-0280566 |
| Name | NMSI INC |
|---|---|
| Type | Mortgage Company |
| Address | LOS ANGELES, CA 90010 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 1, 2052 |
| Rate Type | Adjustable Rate |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 668 RAINBOW PL, DIAMOND BAR, CA 91765-1876 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2022 |
| Title Company | WFG NATIONAL TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 136 GREENLEAF DR, WALNUT, CA 91789-2573 |
| Document Number | 0001240548 |
|---|---|
| Date | Oct 7, 2020 |
| Instrument | 20-1240548 |
| Name | EAST WEST BANK |
|---|---|
| Type | Bank |
| Address | EL MONTE, CA 91731 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Oct 1, 2050 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.12% |
| Type Change Date | Oct 1, 2023 |
| Change Frequency | Annually |
| Min Rate At Change | 3.25% |
| Max Rate At Change | 6.12% |
| Index | 1-Year CMT |
| Max Rate | 10.1% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Apr 3, 2019 |
| Property Address | 668 RAINBOW PL, DIAMOND BAR, CA 91765-1876 |
| Document Number | 0000288451 |
| Map Reference | MB 1033 PG 35-44 |
| Instrument Date | Feb 27, 2019 |
| Instrument | 19-0288451 |
| Transaction Type | Transfer |
| Record Updated | Jul 21, 2022 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 136 GREENLEAF DR, WALNUT, CA 91789-2573 |
| Document Number | 0000288452 |
|---|---|
| Date | Apr 3, 2019 |
| Instrument | 19-0288452 |
| Name | EAST WEST BANK |
|---|---|
| Type | Bank |
| Type | ARM |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 1, 2049 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.87% |
| Type Change Date | Apr 1, 2022 |
| Change Frequency | Annually |
| Min Rate At Change | 3.25% |
| Max Rate At Change | 6.87% |
| Index | 1-Year CMT |
| Max Rate | 10.8% |
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 | Pomona Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $947,861 (+2%) Land $464,875 Building $482,986 | |
| 2025 | $12,520.00 (+10.58%) | $929,276 (+4.04%) Land $455,760 Building $473,516 |
| 2023 | $11,322.00 (+1.54%) | $893,193 Land $438,063 Building $455,130 |
| 2022 | $11,150.00 |
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
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 71% of the US · above 46% of California |
|---|---|
| Wildfire Likelihood | 0.3% 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 160 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 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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