Los Angeles County property record for 1340 Sims Pl, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 4 ba · 2,617 sqft · built 1980 |
| Lot Size | 0.583 acres (25,392 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $644,000 (Jun 2007) |
| Tax Bill | $13,328 (2025) |
| Deeds & Mortgages | Jun 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 8701-031-012 |
| Primary APN | 8701-031-012 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 2,617 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1996 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Wood Shingle |
| Lot Area | 25,392 sqft (0.583 acres) |
| Lot Dimensions | 220 ft deep x 113 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1340 SIMS PL |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-2372 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR18000* |
| Legal Description | *TR=35026 LOT 79 |
| Legal Subdivision | 35026 |
| Legal Tract | 35026 |
| Legal Block | 1 |
| Legal Lot Number | 79 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1006 |
| Census Tract | 403320 |
Source: Los Angeles County records, as of August 25, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 1340 SIMS PL, DIAMOND BAR, CA 91765-2372 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 27, 2007 · Amount on Record |
| Deed Sale | Jun 27, 2007 · Amount on Record |
| Prior Sale | Aug 2, 2004 · Amount on Record |
| Deed Document Number | 20071539479 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 1340 SIMS PL, DIAMOND BAR, CA 91765-2372 |
| Transaction Type | Mortgage |
| Record Updated | Feb 5, 2021 |
| Title Company | WFG NATIONAL TITLE COMPANY |
| Name | Verified Name |
|---|
| Document Number | 0000681587 |
|---|---|
| Date | Jun 23, 2020 |
| Instrument | 20-0681587 |
| Name | GENERAL MORTGAGE CAPITAL CORP |
|---|---|
| Type | Mortgage Company |
| Address | BURLINGAME, CA 94010 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Jul 1, 2035 |
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 | $1,061,045 (+2%) Land $691,346 Building $369,699 | |
| 2025 | $13,328.00 (+8.72%) Homeowner's exemption | $1,040,241 (+4.04%) Land $677,791 Building $362,450 |
| 2023 | $12,259.00 (+2.53%) Homeowner's exemption | $999,849 Land $651,472 Building $348,377 |
| 2022 | $11,957.00 |
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 63% of the US · lower than 61% of California |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Direct burnable vegetation |
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 344 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
May also be available: AT&T, GeoLinks, T-Mobile, Verizon.
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