2868 Oak Knoll Dr, Diamond Bar
$3,980,000
6 bd · 1.5 ba · 6,423 sqft · Home · Diamond Bar · 30 days on market
Updated July 26, 2026
Key Facts
- Price / SqFt
- $620
- Property Type
- Home
- Year Built
- 1998
- Lot Size
- 53,448 sqft
- Garage
- 3 cars
- Stories
- 2
- HOA
- $308/mo
- Days on Market
- 30
- Listed
- Jul 14, 2026
- MLS #
- TR26151147
- Status
- Active
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About this home
Located within “The Country”, Diamond Bar's prestigious 24-hour guard-gated community, this magnificent custom-built estate is a true architectural masterpiece, offering exceptional craftsmanship, privacy, and luxury. Encompassing approximately 6,423 square feet of elegant living space and surrounded by other distinguished custom estates, this impressive residence welcomes you through grand double doors into a dramatic foyer highlighted by a stunning Crystal Chandelier. The formal living and dining rooms provide sophisticated spaces for elegant entertaining and both-sided fireplace, while the expansive family room features a custom wet bar, creating the perfect setting for gatherings with family and friends. Designed for both everyday living and grand entertaining, the gourmet chef's kitchen showcases granite countertops, a large center island, custom cabinetry, high-end stainless steel appliances, and a built-in Sub-Zero refrigerator, combining timeless style with exceptional functionality. The home offers 6 spacious bedrooms and 5.5 bathrooms, including 4 bedroom suites. Two bedroom suites are conveniently located on the main level, making them ideal for guests or multi-generational living. The luxurious primary suite serves as a private retreat, fireplace, private balcony, spacious walk-in closet, spa-inspired bathroom with a soaking tub, and a separate shower. Step outside to your own resort-style backyard featuring a sparkling swimming pool and spa, two pavilion gazebos, a built-in BBQ and outdoor cooking area, professionally designed landscaping, and a variety of mature fruit trees, creating the perfect environment for outdoor entertaining and relaxation. Additional highlights include new three-zone central air conditioning, a 3-car garage, RV parking, a security system, elegant crown molding throughout, and fresh interior and exterior paint. Ideally situated on a private cul-de-sac within the highly acclaimed Walnut Valley Unified School District, this extraordinary estate offers the perfect balance of prestige and convenience, just minutes from fine dining, premier shopping, and major freeways. A rare opportunity to own one of the most distinguished luxury estates in “The Country”, one of Diamond Bar's most exclusive communities.
Highlights
- 6-bedroom, 1.5-bath home.
- 6,423 square feet of living space.
- Located in Diamond Bar.
Price History
| Date | Price | Change |
|---|---|---|
| Jul 26, 2026 | $3,980,000 | — |
| Listed Jul 14, 2026 | ||
Location
About Diamond Bar
- Active Listings
- 100
- Median Price
- $1,100,000
Estimate a Monthly Payment
Estimated Monthly Payment
$25,992/mo
Includes estimated taxes and insurance at the assumption rates below. HOA dues are not included — enter your community's HOA (varies widely by community, and absent from listing data) for an accurate total.
- Principal & Interest
- $21,183
- Property Tax
- $3,648
- Insurance
- $1,161
- HOAnot included — enter your dues
- $0
Estimate only — not a loan offer or rate quote. Confirm actual figures with a lender.
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Based on information from California Regional MLS as of 2026-07-26T17:03:18.827Z. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS.