Los Angeles County property record for 943 Summitridge Dr, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,155 sqft · built 1988 |
| Lot Size | 0.197 acres (8,595 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $6,515 (2025) |
| Deeds & Mortgages | Apr 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 8701-043-008 |
| Primary APN | 8701-043-008 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,155 sqft Living Area |
| Year Built | Built 1988 |
|---|---|
| Effective Year Built | Effective 1988 |
| Construction Type | Wood |
| Lot Area | 8,595 sqft (0.197 acres) |
| Lot Dimensions | 156 ft deep x 61 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 943 SUMMITRIDGE DR |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-4384 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCRPD20000 |
| Legal Description | TR=42574 LOT 5 |
| Legal Subdivision | 42574 |
| Legal Tract | 42574 |
| Legal Block | 1 |
| Legal Lot Number | 5 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1012 |
| 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 Company Names on Record |
|---|---|
| Mailing Address | 6230 PEACH BLOSSOM ST, EASTVALE, CA 92880-3469 |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 21, 1993 |
| Deed Sale | Dec 21, 1993 |
| Deed Document Number | 19932482161 |
| Last Transfer Date | Apr 24, 2017 |
| Transfer Doc | 0000475590 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Apr 28, 2017 |
| Property Address | 943 SUMMITRIDGE DR, DIAMOND BAR, CA 91765-4384 |
| Document Number | 0000475590 |
| Instrument Date | Apr 24, 2017 |
| Instrument | 475590 |
| Transaction Type | Transfer |
| Record Updated | May 15, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 6230 PEACH BLOSSOM ST EASTVALE CA 928803469, EASTVALE, CA 92880-3469 |
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 | $415,330 (+2%) Land $166,508 Building $248,822 | |
| 2025 | $6,515.00 (+11.54%) | $407,188 (+4.04%) Land $163,244 Building $243,944 |
| 2023 | $5,841.00 (+1.88%) | $391,378 Land $156,906 Building $234,472 |
| 2022 | $5,733.00 |
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 | Moderate above 47% of the US · lower than 72% 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 414 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 |
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