| Primary address | 21400 Pathfinder Road, Diamond Bar |
| Zip code | 91765 |
| County | Los Angeles |
| Municipality | Diamond Bar |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Property tax | $0 |
| Building class | High School (8832) |
| Acreage | 41.614
|
| Zoning district | Register |
| Weed hazard | No |
| School district | Walnut Valley Unified School District |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab. For more property insights, including its Energy Star score, its Existing Buildings Energy and Water Efficiency Program (EBEWE) status, and additional energy and water usage data, create an account.
Property reports include comprehensive occupancy, improvement and development information (where available).
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View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Create a free account to view the complete sales history for 21400 Pathfinder Road, Diamond Bar, including title documents, transfer conditions, mortgages and liens.
To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.
R: Recorded date
D: Document date
Access detailed property tax data for 21400 Pathfinder Road, Diamond Bar, CA 91765. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax | $0 |
| Market value | $0 |
The complete history of permits filed for 21400 Pathfinder Road, Diamond Bar, including new construction or demolition permits, complaints, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
Access a detailed real estate market overview of Diamond Bar so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Diamond Bar and compare it to other neighborhoods in Los Angeles County.
Check out recently sold homes in Diamond-Bar and see how their prices compare.
| Total population | 44,502 |
| Median age | 46 |
| Average household income | $139,295 |
| Family households | 78.8% |
| Occupied housing units | 15,233 |
| Owner occupied units | 77.5% |
| Average number of people per household | 2.91 |
| Median year structure built | 1980 |
| Median value for units with a mortgage | $925,900 |
| Median value for units without a mortgage | $898,800 |
Create a free account to unlock extended information for 21400 Pathfinder Road, Diamond Bar, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | X (See more on map) |
| Fire hazard zone | See more on map |
| Faults and tsunami inundation zone map | Register |
| Landslides and liquefaction map | Register |
Access the detailed traffic volume map for 21400 Pathfinder Road, Diamond Bar to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
Here are the neighbors for 21400 Pathfinder Road, Diamond Bar.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 2900 S Brea Canyon Rd, Diamond Bar | 02/03/2023 | ||
| 1514 Valley Vista Dr, Diamond Bar | 20,972 | 01/04/2024 | |
| 100 Diamond Ranch Rd, Pomona | 04/07/1993 | ||
| 21671 Gateway Ctr, Diamond Bar | 26,098 | 12/22/1989 | $746,500 |
| 24029 Goldrush Dr, Diamond Bar | 6,085 | 08/01/2025 | |
| 683 Radbury Pl, Diamond Bar | 5,203 | 08/23/2013 | |
| 21865 Copley Dr, Diamond Bar | |||
| 2975 Castle Rock Rd, Diamond Bar | |||
| 738 Pantera Dr, Diamond Bar | |||
| 24037 Gold Rush Dr, Diamond Bar | 9,000 | 06/13/2014 | $3,100,000 |