Nestled in the prestigious enclave of The Country Estates, this stunning custom estate embodies refined luxury and timeless elegance. Sprawling over 6,726 square feet of meticulously designed living space, this two-story masterpiece offers six spacious bedrooms and seven exquisite bathrooms, ensuring ample room for both lavish entertaining and intimate family living. Upon entering the grand formal entryway, visitors are greeted by soaring ceilings, striking marble and hardwood floors, and an ambiance of stunning sophistication. The home's layout is thoughtfully arranged with an oversized living room, a gracious formal living area, and a welcoming family room that radiates warmth and charm. Every detail has been carefully curated and updated, from the entirely re-piped systems to the modernized, luxurious bathrooms. The gourmet kitchen is a chef's dream, equipped with top-of-the-line built-in appliances, a generous walk-in pantry, and elegant finishes that promise both functionality and style. Each spacious bedroom suite, including a lush primary retreat, provides a serene sanctuary with refined touches that enhance the sense of calm and comfort. The primary bedroom is spacious, completed with a fireplace, huge walk-in closet, covered viewing deck, marbled bathroom with large vanity, dual sinks, walk-in shower, separate soaking tub, private commode, and magnificent views. Beyond the interior, the property truly shines. Step outside into a breathtaking landscape designed for entertaining and relaxation. The expansive grounds feature a private putting green, a sparkling pool and spa, and a charming gazebo, all set against a backdrop of mesmerizing panoramic city lights and majestic mountain views. The park-like setting offers a peaceful escape, making it the perfect venue for both lively gatherings and quiet evenings under the stars. This beautiful and functional custom estate is more than a simple home, it is a statement of luxury, comfort, and impeccable taste in one of the most coveted communities.
For sale
Listing Provided by:
Diana Cheng DRE #00856071 909-208-4040,
Country Queen Real Estate,
Juliet Chung DRE #01887530 909-495-8589,
Country Queen Real Estate
$3,990,000
1822 Diamond Knoll Ln, Diamond Bar, CA 91765
6beds
6,726sqft
Est.:
Single Family Residence
Built in 1994
0.94 Acres Lot
$-- Zestimate®
$593/sqft
$308/mo HOA
What's special
Sparkling pool and spaPanoramic city lightsGourmet kitchenSpacious bedroom suiteLush primary retreatPark-like settingHuge walk-in closet
- 183 days
- on Zillow |
- 643 |
- 16 |
Zillow last checked: 7 hours ago
Listing updated: August 03, 2025 at 11:44pm
Listing Provided by:
Diana Cheng DRE #00856071 909-208-4040,
Country Queen Real Estate,
Juliet Chung DRE #01887530 909-495-8589,
Country Queen Real Estate
Source: CRMLS,MLS#: TR25029175
Originating MLS: California Regional MLS

Travel times
Tour with a buyer's agent
Tour with a buyer's agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 7
- Full bathrooms: 7
- Main level bathrooms: 2
- Main level bedrooms: 1
Rooms
- Room types: Bedroom, Entry/Foyer, Family Room, Foyer, Laundry, Living Room, Primary Bathroom, Primary Bedroom, Office, Other, Dining Room
Bedroom
- Features: Bedroom on Main Level
Bathroom
- Features: Bathroom Exhaust Fan, Bathtub, Dual Sinks, Stone Counters, Remodeled, Soaking Tub, Separate Shower, Upgraded, Vanity, Walk-In Shower
Kitchen
- Features: Kitchen Island, Remodeled, Updated Kitchen
Heating
- Central, Fireplace(s)
Cooling
- Central Air, See Remarks
Appliances
- Included: 6 Burner Stove, Built-In Range, Double Oven, Dishwasher, Freezer, Gas Cooktop, Disposal, Gas Oven, Gas Range, Gas Water Heater, Microwave, Refrigerator, Range Hood, Vented Exhaust Fan, Water Heater, Warming Drawer
- Laundry: Washer Hookup, Gas Dryer Hookup, Inside, Laundry Room, See Remarks
Features
- Wet Bar, Breakfast Bar, Built-in Features, Breakfast Area, Crown Molding, Central Vacuum, Separate/Formal Dining Room, High Ceilings, Recessed Lighting, See Remarks, Bar, Bedroom on Main Level, Entrance Foyer, Walk-In Closet(s)
- Flooring: See Remarks, Wood
- Windows: Blinds, Double Pane Windows, Drapes
- Has fireplace: Yes
- Fireplace features: Family Room, Gas, Living Room, See Remarks
- Common walls with other units/homes: No Common Walls
Interior area
- Total interior livable area: 6,726 sqft
Property
Parking
- Total spaces: 4
- Parking features: Direct Access, Driveway, Garage, Garage Door Opener, See Remarks
- Attached garage spaces: 4
Features
- Levels: Two
- Stories: 2
- Entry location: 1
- Patio & porch: Covered
- Has private pool: Yes
- Pool features: In Ground, Private, Association
- Has spa: Yes
- Spa features: In Ground, Private
- Fencing: Wrought Iron
- Has view: Yes
- View description: City Lights, Hills, Mountain(s), Neighborhood, Panoramic
Lot
- Size: 0.94 Acres
- Features: Back Yard, Corners Marked, Front Yard, Garden, Lot Over 40000 Sqft, Landscaped, Sprinklers Timer, Street Level
Details
- Parcel number: 8702010062
- Zoning: LCR1
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Custom,See Remarks
- Property subtype: Single Family Residence
Materials
- Stucco
- Foundation: Slab
- Roof: Tile
Condition
- Updated/Remodeled,Turnkey
- New construction: No
- Year built: 1994
Utilities & green energy
- Sewer: Public Sewer
- Water: Public, See Remarks
- Utilities for property: Electricity Connected, Sewer Connected, Water Connected
Community & HOA
Community
- Features: Hiking, Park, Gated
- Security: Carbon Monoxide Detector(s), Gated with Guard, Gated Community, Gated with Attendant, 24 Hour Security, Smoke Detector(s)
HOA
- Has HOA: Yes
- Amenities included: Clubhouse, Controlled Access, Sport Court, Horse Trail(s), Meeting Room, Management, Outdoor Cooking Area, Other, Picnic Area, Playground, Pickleball, Pool, Guard, Security, Trail(s)
- HOA fee: $308 monthly
- HOA name: The Country Estates
- HOA phone: 909-861-4114
Location
- Region: Diamond Bar
Financial & listing details
- Price per square foot: $593/sqft
- Tax assessed value: $2,304,578
- Annual tax amount: $27,948
- Date on market: 2/8/2025
- Listing terms: Cash,Cash to New Loan,Conventional
- Road surface type: Paved
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