Los Angeles County property record for 20941 Glenbrook Dr, Diamond Bar, CA 91789
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 2,212 sqft · built 1983 |
| Lot Size | 0.213 acres (9,261 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $605,000 (Jan 2011) |
| Tax Bill | $9,853 (2025) |
| Deeds & Mortgages | Nov 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 8763-012-006 |
| Primary APN | 8763-012-006 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,212 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1983 |
| Architectural Style | Conventional |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Type | Gable |
| Roof Material | Tile |
| Lot Area | 9,261 sqft (0.213 acres) |
| Lot Dimensions | 143 ft deep x 65 ft wide |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Street Address | 20941 GLENBROOK DR |
|---|---|
| City | WALNUT |
| State | CA |
| Zip | 91789-3846 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCC2* |
| Legal Description | *TR=33257 LOT 69 |
| Legal Subdivision | 33257 |
| Legal Tract | 33257 |
| Legal Block | 3 |
| Legal Lot Number | 69 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 408707 |
20941 Glenbrook Dr is owned and occupied by two individuals who bought it in January 2011.
Source: Los Angeles County records, as of August 25, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 20941 GLENBROOK DR, WALNUT, CA 91789-3846 |
| 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 | Jan 14, 2011 · Amount on File |
| Deed Sale | Jan 14, 2011 · Amount on File |
| Prior Sale | Nov 17, 2004 · Amount on File |
| Deed Document Number | 201186403 |
| Prior Transfer Date | Nov 15, 2001 |
| Prior Transfer Doc | 0002484013 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 20941 GLENBROOK DR, DIAMOND BAR, CA 91789-3846 |
| Transaction Type | Mortgage |
| Record Updated | Nov 22, 2021 |
| Title Company | PROVIDENT TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 20941 GLENBROOK DR, WALNUT, CA 91789-3846 |
| Document Number | 0001685492 |
|---|---|
| Date | Nov 12, 2021 |
| Instrument | 21-1685492 |
| Name | NEW WAVE LENDING GROUP INC |
|---|---|
| Type | Non-Lending Institution |
| Address | WALNUT, CA 91789 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Dec 1, 2051 |
The 2025 property tax bill for 20941 Glenbrook Dr was $9,853 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 | $790,598 (+2%) Land $460,247 Building $330,351 | |
| 2025 | $9,853.00 Homeowner's exemption | $775,097 Land $451,223 Building $323,874 |
| 2023 | $9,144.00 (+2.14%) Homeowner's exemption | $745,001 Land $433,702 Building $311,299 |
| 2022 | $8,952.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 20941 Glenbrook 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.
The area around 20941 Glenbrook Dr has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land 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 496 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, Verizon.
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