Los Angeles County property record for 20324 Flintgate Dr, Diamond Bar, CA 91789
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,500 sqft · built 1970 |
| Lot Size | 0.194 acres (8,435 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $572,000 (Nov 2015) |
| Tax Bill | $8,642 (2025) |
| Deeds & Mortgages | Apr 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 8762-030-026 |
| Primary APN | 8762-030-026 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Building Area | 1,500 sqft Living Area |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 1976 |
| Construction Type | Wood |
| Lot Area | 8,435 sqft (0.194 acres) |
| Heating System | Central |
|---|
| Street Address | 20324 FLINTGATE DR |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-3730 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR18500* |
| Legal Description | TRACT NO 28258 LOT 70 |
| Legal Subdivision | 28258 |
| Legal Tract | 28258 |
| Legal Block | 1 |
| Legal Lot Number | 70 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 1 |
| Census Block | 1022 |
| Census Tract | 403326 |
20324 Flintgate Dr is owner-occupied and held in a trust since April 2017.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 20324 FLINTGATE DR, WALNUT, CA 91789-3730 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Personal Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 5, 2015 · Amount on File |
| Deed Sale | Nov 5, 2015 · Amount on File |
| Prior Sale | Apr 4, 2012 · Amount on File |
| Deed Document Number | 20151357349 |
| Last Transfer Date | Apr 7, 2017 |
| Transfer Doc | 0000410591 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Apr 13, 2017 |
| Property Address | 20324 FLINTGATE DR, DIAMOND BAR, CA 91789-3730 |
| Document Number | 0000410591 |
| Instrument Date | Apr 7, 2017 |
| Instrument | 410591 |
| Transaction Type | Transfer |
| Record Updated | Apr 18, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 20324 FLINTGATE DR DIAMOND BAR CA 917893730, DIAMOND BAR, CA 91789-3730 |
The 2025 property tax bill for 20324 Flintgate Dr was $8,642 with a homeowner's exemption.
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 | $690,668 (+2%) Land $518,485 Building $172,183 | |
| 2025 | $8,642.00 Homeowner's exemption | $677,126 Land $508,319 Building $168,807 |
| 2023 | $8,056.00 (+2.13%) Homeowner's exemption | $650,834 Land $488,581 Building $162,253 |
| 2022 | $7,888.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 20324 Flintgate Dr in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 20324 Flintgate Dr is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 458 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 / 1,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, GeoLinks, Verizon.
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