3000 Windmill, Diamond Bar, California 91765, Diamond Bar, 91765 - 8 bed, 8 bath
Loading property details...
Diamond Bar, California 91765
This Luxury Estate is a unique offering listed at $5,380,000, positioned above the $4,727,948 Fair Market Value. While priced as a premium asset, the property features commercial-grade construction, a 2,000 sqft basement with a private shooting range, and a newly renovated $150,000 chef's kitchen. Located in the prestigious "The Country" gated community within the 10/10 Diamond Bar High School district, it offers an unobstructed 180-degree panoramic view. With an Excellent Condition Rating, this legacy property is an ideal acquisition for High-Net-Worth Investors or Luxury Owner-Occupants seeking privacy and security.
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 3000 Windmill Subject | $5,380,000* List Price | 8 | 8 | 8,725 | $542 | - |
A 2917 Wagon Train Lane Sold | $4,088,899 | 7 | 8 | 8,018 | $510 | 0.1 mi |
B 2611 Steeplechase Lane Active | $4,980,000 List Price | 7 | 8 | 7,660 | $650 | 0.6 mi |
* Subject property listed price vs sold prices of comps.
Property is new construction or fully renovated.
Although built in 1975, the property features a comprehensive 2026 renovation including a $150,000 chef's kitchen with high-end Miele appliances, quartz counters, and updated living areas. The commercial-grade construction and recent high-value improvements meet the criteria for mint condition and move-in readiness.
The property has a large lot size, which is more than 4 times of its living area. lot size in square feet = 53055, living area = 8725.
Elementary School: Quail Summit Elementary School (9/10). High School: Diamond Bar High School (10/10).
Situated at one of the highest elevations in the prestigious 'The Country' gated community, the property offers unobstructed 180-degree panoramic mountain and city light views.
Living area discrepancy between mls listing and other public or private record. mls listing living area = 8725, other record living area = 6167. Bedroom count discrepancy between mls listing and other public or private record. mls listing bedroom count = 8, other record bedroom count = 6.
Built in 1975, the property's significant scale and older structural components may require substantial ongoing maintenance and updates beyond the recent kitchen renovation.
Highly specific features such as the reinforced bomb shelter and indoor shooting range may have limited appeal, potentially narrowing the pool of prospective luxury buyers.
**THE LAND & LOCATION** 1. PREMIER LOCATION: Perched at 1,100+ ft elevation - one of the highest points in "The Country". 2. VIEWS FOR DAYS: Unobstructed 180° Panoramic Mountain + City Light Views. 3. MASSIVE LOT: 53,055 sqft total. 21,620 sqft of FLAT, usable land. 249.71 ft corner lot frontage. 4. SECURITY: 24-Hour Gated Community. Walnut Valley USD - Diamond Bar HS 10/10. **THE STRUCTURE - BUILT TO LAST** 5. COMMERCIAL-GRADE BUILD: First owner was a commercial developer. Structure + Foundation built to commercial standards. 6. 2,000 SQFT BASEMENT: Includes a reinforced bomb shelter, currently configured as a 120-ft private indoor shooting range. 7. GUEST HOUSE: Detached 2-Bed guest quarters in the side yard. Perfect for family, staff, or income. **THE LEGACY - YOU CANNOT REPLICATE THIS** 8. THE ORCHARD: Backyard is a private botanical sanctuary with 60+ YEAR OLD trees. Avocado, Dragon Fruit, Passion, Citrus, Guava, Macadamia etc 9. WATER FEATURE: Koi Fish Pond + Waterfall for total serenity. 10. 2026 LEGACY RENOVATION: $150,000 Chef's Kitchen Renovation Complete. Featuring Full Miele Appliance Suite, Pot Filler, Double Dishwashers, Zellige Tile & Quartz Island. 5 Bedrooms, Dining & Living Room updated. Move-in ready. This property is for a buyer who values PRIVACY, SECURITY, LAND, and LEGACY.
No exterior & parking available.
Grades K-5 • 0.7 mi
Grades K-5 • 0.7 mi
Grades K-5 • 2.1 mi
No sensitive facilities data found.
| Feature | Subject | Average Home |
|---|---|---|
| Beds | 8.0 | 4.0 |
| Baths | 8.0 | 3.0 |
| Square foot | 8,725 | 2,277.5 |
| Lot Size | 53,055 | 9,319.5 |
| Price | $5.38M | $1.28M |
| Price per sq ft | $617 | $583 |
| Built year | 1975 | 1984 |
| HOA | $350.0 | $160 |
| Days on market | 16 | 46 |
Jul 7, 2026
$5,380,000
Initial Listing
Jun 30, 2000
$339,000
Public Record