Los Angeles County property record for 22427 Steeplechase Ln, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 6 bd · 8 ba · 5,555 sqft · built 1990 |
| Lot Size | 1.36 acres (59,260 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $2,270,000 (Jul 2012) |
| Tax Bill | $34,653 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8713-009-005 |
| Primary APN | 8713-009-005 |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 8 Baths |
| Total Rooms | 12 Rooms |
| Stories | 3 Stories |
| Building Area | 5,555 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Architectural Style | Colonial |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Tile |
| Lot Area | 59,260 sqft |
| Lot Dimensions | 493 ft deep x 158 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 22427 STEEPLECHASE LN |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-3640 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | DBR1 |
| Legal Description | TRACT NO 30578 LOT 166 |
| Legal Subdivision | 30578 |
| Legal Tract | 30578 |
| Legal Block | 2 |
| Legal Lot Number | 166 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 403324 |
22427 Steeplechase Ln is owned and occupied by two individuals who bought it in July 2012.
Source: Los Angeles County records, as of September 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 22427 STEEPLECHASE LN, DIAMOND BAR, CA 91765-3640 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants in Common |
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 | Jul 23, 2012 · Amount on File |
| Deed Sale | Jul 23, 2012 · Amount on File |
| Deed Document Number | 20121081262 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 22427 Steeplechase Ln was $34,653 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 | $2,851,235 (+2%) Land $1,287,577 Building $1,563,658 | |
| 2025 | $34,653.00 Homeowner's exemption | $2,795,330 Land $1,262,331 Building $1,532,999 |
| 2023 | $32,203.00 (+2.23%) Homeowner's exemption | $2,686,786 Land $1,213,314 Building $1,473,472 |
| 2022 | $31,499.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 22427 Steeplechase Ln 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 22427 Steeplechase Ln is moderate, ranking above 62% of the US, with a 0.2% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 62% of the US · lower than 62% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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 90 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: GeoLinks.
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