Los Angeles County property record for 3087 Windmill Dr, Diamond Bar, CA 91765 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 8 ba · 10,982 sqft · built 2003 |
| Lot Size | 1.73 acres (75,692 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $2,090,000 (May 2003) |
| Tax Bill | $43,587 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8713-021-034 |
| Primary APN | 8713-021-034 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 8 Baths |
| Building Area | 10,982 sqft Living Area |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2003 |
| Construction Type | Wood |
| Lot Area | 75,692 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 3087 WINDMILL DR |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-3670 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TR=50314 LOT 4 |
| Legal Subdivision | 50314 |
| Legal Tract | 50314 |
| Legal Block | 1 |
| Legal Lot Number | 4 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1005 |
| Census Tract | 403324 |
Source: Los Angeles County records · APN 8713-021-034
Assessment roll updated May 21, 2026 · Last verified June 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 File |
|---|---|
| Mailing Address | 3087 WINDMILL DR, DIAMOND BAR, CA 91765-3670 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 05, 2003 · Amount on Record |
| Deed Sale | May 05, 2003 · Amount on Record |
| Deed Document Number | 20031268612 |
| Record Updated | Sep 20, 2026 |
Source: Los Angeles County records · Assessment roll updated May 21, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Diamond Bar City |
| Unified School District | Walnut Valley Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $43,587.00 (+8.24%) | $3,487,539 (+4.04%) Land $434,490 Building $3,053,049 |
| 2023 | $40,268.00 (+2.2%) | $3,352,116 Land $417,619 Building $2,934,497 |
| 2022 | $39,401.00 |
Source: FEMA National Flood Hazard Layer, Los Angeles County (06037C), updated September 30, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | High above 71% of the US · above 46% of California |
|---|---|
| Wildfire Likelihood | About 1 in 299 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 234 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Spectrum | Cable | 1,000 / 1,000 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: Frontier, Verizon, California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.
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