Los Angeles County property record for 1418 Summitridge Dr, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,355 sqft · built 1987 |
| Lot Size | 0.155 acres (6,741 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $140,000 (Jun 2009) |
| Tax Bill | $8,567 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 8701-007-102 |
| Primary APN | 8701-007-102 |
|---|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Building Area | 2,355 sqft Living Area |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Construction Type | Wood |
| Lot Area | 6,741 sqft (0.155 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 1418 SUMMITRIDGE DR |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-4331 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCRPD20000 |
| Legal Description | TR=42556 LOT 7 |
| Legal Subdivision | 42556 |
| Legal Tract | 42556 |
| Legal Block | 1 |
| Legal Lot Number | 7 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 403320 |
1418 Summitridge Dr is owned and occupied by two individuals who bought it in June 2009.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1418 SUMMITRIDGE DR, DIAMOND BAR, CA 91765-4331 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 | Jun 19, 2009 · Amount on File |
| Deed Sale | Jun 19, 2009 · Amount on File |
| Prior Sale | Jul 7, 1995 |
| Deed Document Number | 2009924347 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1418 Summitridge Dr was $8,567 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 | $628,584 (+2%) Land $297,837 Building $330,747 | |
| 2025 | $8,567.00 Homeowner's exemption | $616,260 Land $291,998 Building $324,262 |
| 2023 | $7,916.00 (+2.33%) Homeowner's exemption | $592,331 Land $280,660 Building $311,671 |
| 2022 | $7,736.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1418 Summitridge Dr in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective September 30, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Wildfire risk around 1418 Summitridge Dr is low, with a 0.05% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 64% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.05% 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 529 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 |
| AT&T Fixed Wireless | 100 / 20 |
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