2855 Oak Knoll DR Diamond Bar CA 91765 | MLS #TR26164654
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!
Property Details
Price:
$6,980,000
MLS #:
TR26164654
Status:
Active
Beds:
6
Baths:
8
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
616diamondbar
Listed Date:
Aug 11, 2026
Finished Sq Ft:
11,088
Lot Size:
61,952 sqft / 1.42 acres (approx)
Year Built:
2007
See Remarks, Custom BuiltPoolCommunity Gated616 – Diamond Bar616diamondbarWalnut Valley UnifiedDiamond BarNeighborhood
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Schools
School District:
Walnut Valley Unified
High School:
Diamond Bar
Interior
Appliances
DW, FZ, MW, RF, WLR, GO, GS, BIR, _6BS, BBQ, DO, HOD, VEF, WOD, WS
Bathrooms
7 Full Bathrooms, 1 Half Bathroom
Cooling
CA
Flooring
SEE, LAM, STON, WOOD
Heating
SEE, ZN, CF, FIR
Interior Features
FU, WB, BAR, CRWN, DBAR, RECL, SUND, GRNC, PTRY, BL, HCEL, QTZC
Laundry Features
GAS, IR, IN, SEE, WH
Levels
U
Main Level Bathrooms
2
Main Level Bedrooms
1
Exterior
Accessibility Features
PK, SEE
Architectural Style
SEE, CB
Attached Garage YN
1
Common Walls
NCW
Community Features
SDW, SUB, HRS, PARK, HIKI
Construction Materials
OTH, STN, STC, CON
Direction Faces
E
Exterior Features
BQ, LIT
Fencing
WI, SEE
Garage Spaces
4
Other Structures
GZ, GH, SA, GHD
Parking Spots
4
Parking Total
4
Patio And Porch Features
CA, CO, DK, PTO, PO, SEE, OPN, TER
Roof
TLE
Security Features
EXL, SS, SD, WSEC, _24HR, COD, GC, GG
Spa Features
AG, PM, PVT
View
HI, MT, TW, NE
Window Features
BLI, CWC, DPC
Financial
HOA Fee
$350
HOA Fee Frequency
MO
Map
Community
- Address2855 Oak Knoll DR Diamond Bar CA
- CityDiamond Bar
- CountyLos Angeles
- Zip Code91765
Market Summary
Current real estate data for Single Family in Diamond Bar as of Aug 13, 2026
134
Single Family Listed
70
Avg DOM
429
Avg $ / SqFt
$1,465,870
Avg List Price
Property Summary
- 2855 Oak Knoll DR Diamond Bar CA is a Single Family for sale in Diamond Bar, CA, 91765. It is listed for $6,980,000 and features 6 beds, 8 baths, and has approximately 11,088 square feet of living space, and was originally constructed in 2007. The current price per square foot is $630. The average price per square foot for Single Family listings in Diamond Bar is $429. The average listing price for Single Family in Diamond Bar is $1,465,870. To schedule a showing of MLS#tr26164654 at 2855 Oak Knoll DR in Diamond Bar, CA, contact your The Knight Group LA agent at 310.409.7242.
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Courtesy of Country Queen Real Estate. Disclaimer: All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the California Regional Multiple Listing Service. Detailed information about real estate listings held by brokerage firms other than The Knight Group LA include the name of the listing broker. Neither the listing company nor The Knight Group LA shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. Copyright 2026. California Regional Multiple Listing Service. All rights reserved.2855 Oak Knoll DR
Diamond Bar, CA
