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2855 Oak Knoll Drive Diamond Bar, CA 91765
$6,980,000 6 beds, 7 baths
11, 000 sqft
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Photo of Thomas Van

Thomas Van REALTOR® - Sales Associate 619-726-9832 m
Lic#: 02077006
NRDS ID: 196577555
ThomasVan@bhhscal.com
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Lic#: 02077006
NRDS ID: 196577555
ThomasVan@bhhscal.com
San Diego Central Office
2355 Northside Drive, Suite 180
San Diego, CA 92108
Phone: 619-294-3113
Fax: 619-521-0100
San Diego Central 2355 Northside Drive, Suite 180
San Diego, CA 92108
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Agent Remarks

Nestled in the serene embrace of the mountains within “The Country Estates”, this magnificent custom-built mansion & hidden gem within Diamond Bar's prestigious community, this home truly exudes timeless elegance and unparalleled tranquility in all senses. Beyond the 24 hour security guard-gated entrance, the community features welcome you, hinting at the beauty that awaits within. This luxury compound was beautifully crafted with meticulous attention to Feng Shui principles; All aspects of this home are thoughtfully designed to harmonize with its surroundings. Step inside to discover a world of refined living, where a formal living room with a cozy fireplace beckons relaxation & an intimate dining rm offers panoramic views of the lush & beautifully manicured gardens. In the heart of the home, a gourmet kitchen adorned with granite countertops & top-of-the-line appliances, invites culinary delights. On one wing, a spacious family rm & den with a wet bar provide ample space for leisure & entertainment, while a complete billiards room promises endless enjoyment.A true sanctuary awaits on the other side, where an authentic Japanese-style tea/master bedroom boasts a gracious bathroom and walk-in closet, offering a retreat from the everyday hustle and bustle. Iron security screen doors throughout, two impressive master bedrooms w/balconies & fireplaces offer sweeping vistas, while 3 junior suites ensure comfort & privacy for guests. For those seeking solitude, a full wood-paneled library offers a peaceful haven, overlooking the majestic mountainscapes. Renovated with noble materials throughout, this home epitomizes luxury, with over $2M invested in landscape upgrades, the addition of a 1,000SF clubhouse, amazing infinity pool & spa, & Jacuzzi. Indulge in the ultimate relaxation within, featuring a smart home system, gym, & natural wood sauna rm with a steam shower. As the sun sets, unwind in the exquisite backyard oasis, surrounded by mature palm trees & lush fruit trees. Entertain in style with a BBQ area, putting green, swing, elevated fire pit, and manicured Zen Garden, all illuminated by intricate lighting and sound systems. From intimate gatherings to grand celebrations, this home offers an unparalleled setting - experience the epitome of harmony, luxury-living, & peace, where every detail wad thoughtfully curated to elevate your lifestyle both indoors & outdoors. Welcome to your dream retreat-an oasis of luxury and serenity awaiting your arrival!

Listing Details

Property type: Single Family Residence (Single Family)
Status: Active
MLS# TR26164654
List price is $6,980,000
HOA Fee is $350.00
Beds: 6
Baths: 7 (6 full) (1 half)
Gas,Living Room,Primary Bedroom fireplaces
Built in 2006
11,000 sqft
2 stories
1.42 acres
Lot size: 1.4222
County: Los Angeles
Property style: Custom,SeeRemarks
Zoning: LCR120000-A2-1
Construction: Other,Concrete,Stone,Stucco
Interior features: Wet Bar,Breakfast Bar,Balcony,Breakfast Area,Crown Molding,Dry Bar,Separate/Formal Dining Room,Eat-in Kitchen,Furnished,Granite Counters,High Ceilings,Pantry,Quartz Counters,Recessed Lighting,Bar,Wired for Sound,Bedroom on Main Level,Entrance Foyer,Multiple Primary Suites,Primary Suite,Utility Room
Exterior features: Barbecue,Lighting,Fire Pit
Appliances: SixBurnerStove,Built-In Range,Barbecue,Double Oven,Dishwasher,Freezer,Gas Cooktop,Gas Oven,Microwave,Refrigerator,Range Hood,Water Softener,Vented Exhaust Fan,Water To Refrigerator,Warming Drawer
Parking description: Concrete,Garage,Garage Door Opener,See Remarks
Lot description: Front Yard,Garden,Sprinklers In Rear,Sprinklers In Front,Lawn,Lot Over 40000 Sqft,Landscaped,Level,Sprinklers Timer,Sprinklers On Side,Sprinkler System,Street Level
Heating/cooling: Central Air
Heating description: Central,Fireplace(s),See Remarks,Zoned
MLS area: 616 - Diamond Bar

Last Updated: 8/18/2026

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This listing belongs to the 616 - Diamond Bar MLS area

The style of this listing is Custom,SeeRemarks.
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Lat/Long: 33.969271, -117.828584.
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Listing Agent: Diana Cheng
Co Listing Agent: Juliet Chung
Lic#: 02077006
Office Name: San Diego Central

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Total population of , which has changed by % since 1990.
The median age of the population is , while the median age of dwellings is .
Out of households, are families.

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Photo of Thomas Van

Thomas Van REALTOR® - Sales Associate 619-726-9832 m
Lic#: 02077006
NRDS ID: 196577555
ThomasVan@bhhscal.com
Text Me
Call My Cell
Lic#: 02077006
NRDS ID: 196577555
ThomasVan@bhhscal.com

San Diego Central Office
2355 Northside Drive, Suite 180
San Diego, CA 92108
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