
Diamond Bar, California 91765
This Expansive Luxury Estate is a High-Potential Investment Opportunity, listed at $5,380,000—positioned slightly above the $5,258,719 Fair Market Value. While the property requires cosmetic updates to its Condition Rating of 4, the massive 9,038 sq. ft. floor plan and 1.54-acre lot offer significant upside. Located in the prestigious Walnut Valley Unified School District near Diamond Bar High School, this home features a pool, spa, and panoramic canyon views. It is an ideal acquisition for Luxury Homebuyers or Investors seeking a premier estate with substantial modernization potential.
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 2828 Water Course Drive Subject | $5,380,000* List Price | 6 | 8 | 9,038 | $582 | - |
A 2820 Shadow Canyon Drive Active | $3,980,000 List Price | 8 | 9 | 8,264 | $482 | 0.5 mi |
* Subject property listed price vs sold prices of comps.
Property is moderate renovation needed.
Built in 1998 (26 years old), the property is well-maintained but features original dated finishes throughout. The kitchen's light wood cabinetry and the master bathroom's gold-trimmed shower and tile work are characteristic of the late 90s, placing it in the >20y dated category requiring cosmetic updates.
The property has a large lot size, which is more than 4 times of its living area. lot size in square feet = 66917, living area = 9038.
Elementary School: Quail Summit Elementary School (9/10). High School: Diamond Bar High School (10/10).
Boasting over 9,000 sq. ft. of living space on a 1.54-acre lot, this property offers rare scale including a theater, gym, and three dedicated study rooms.
The massive square footage and extensive 1.5-acre landscaped grounds imply significant ongoing maintenance costs and utility expenses.
Built in 1998, the estate may require cosmetic updates to its finishes to meet the aesthetic expectations of modern luxury buyers in this price bracket.
This stunning Single Family home located at 2828 Water Course Drive in Diamond Bar, CA was meticulously built in 1998. Boasting 8 bathrooms and a sprawling 9,038 sq.ft. of finished living space, this luxurious property sits on a generous lot size of 1.54 acres. The property features 6 bedrooms with 6 full bathrooms, a 4-car garage, 3 libraries or study rooms, 1 gym, and 1 theater. As you approach the home, you will be captivated by its grandeur and meticulously maintained landscaping. The interior of the home is impeccably designed with high-end finishes and attention to detail throughout. The spacious layout includes multiple living areas, a gourmet kitchen, elegant dining spaces, and numerous bedrooms with en-suite bathrooms. The master suite is a true retreat, complete with a spa-like bathroom and a private balcony overlooking the lush grounds. The backyard is an entertainer's dream, featuring a pool, spa, outdoor kitchen, and ample space for hosting gatherings or simply enjoying the serene surroundings. With its prime location in the prestigious Diamond Bar community and close proximity to top-rated schools, shopping, and dining options, this property offers the perfect combination of luxury and convenience. Don't miss the opportunity to make this exquisite estate your new home.
No exterior & parking available.
Grades K-5 • 0.7 mi
Grades K-5 • 0.9 mi
Grades K-5 • 2.3 mi
No sensitive facilities data found.
| Feature | Subject | Average Home |
|---|---|---|
| Beds | 6.0 | 4.0 |
| Baths | 8.0 | 3.0 |
| Square foot | 9,038 | 2,280.2 |
| Lot Size | 66,917 | 9,961.367 |
| Price | $5.38M | $1.26M |
| Price per sq ft | $595 | $561 |
| Built year | 1998 | 1978 |
| HOA | $294.0 | $203 |
| Days on market | 7 | 49 |
Sep 2, 2026
$5,380,000
Initial Listing
May 8, 1998
$530,000
Public Record