LOCALLA
$8,498,000
2855 Oak Knoll Dr Diamond Bar CA 91765
Residential
Built 2006
N/A
$766/sqft
No HOA
N/A
What's Special
Absolutely no expense spared in this sprawling custom estate set behind the guard gates of The Country, a high security community offering the utmost privacy for the most discerning Buyer. With six bedrooms including dual primary suites, seven bathrooms, and boasting a strikingly authentic traditional Japanese dining room, custom wood paneled study, billiards/game room, and at just over 10,000 square feet, this home is the ideal family compound or entertainer's retreat. Truly the epitome of indoor/outdoor living, with walls of glass opening to a magnificent rear yard with features including a putting green, outdoor stage, charming koi pond, infinity edge pool and spa with sunken loungers, and a detached pool house with a dry and wet sauna. Set in one of the premier gated communities of Southern California, this estate melds expert modern craftsmanship with Mediterranean flare.
Days On Market: 116
Listing updated: November 26, 2025 at 07:17 PM
Listed by: Bob Hurwitz DRE #00526195, Hurwitz James Company
Jake Hurwitz DRE #01960425, Hurwitz James Company
Features & Facts
Interior
- Bedrooms: 6
- Bathrooms: 8 full, 1 half
- Square Feet: 11088
- Year Built: 2006
- Flooring: Stone, Wood
- Fireplaces: 4
- Family Room: Yes
Contact a Buyer's Agent
Connect with Tony O'Brien — REALTOR, The Sher Group & LOCALLA
Consent not required to use LOCALLA. See our Privacy Policy.
The Sher Group and Tony O'Brien are not mortgage brokers or lenders and do not provide financing. If you opt in, we may refer you to a third-party licensed mortgage professional. We do not guarantee loan approval, rates, or terms.
© 2026 The MLS™ - Combined L.A. Westside MLS (CLAW). All rights reserved. Based on information from The MLS™ - Combined L.A. Westside MLS (CLAW) as of 10/9/2026, 7:12:09 AM. 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. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.
Tony O'Brien DRE #02200838 | The Sher Group DRE #02022464
Equal Housing Opportunity
Contact a Buyer's Agent
Connect with Tony O'Brien — REALTOR, The Sher Group & LOCALLA
Consent not required to use LOCALLA. See our Privacy Policy.
The Sher Group and Tony O'Brien are not mortgage brokers or lenders and do not provide financing. If you opt in, we may refer you to a third-party licensed mortgage professional. We do not guarantee loan approval, rates, or terms.
© 2026 The MLS™ - Combined L.A. Westside MLS (CLAW). All rights reserved. Based on information from The MLS™ - Combined L.A. Westside MLS (CLAW) as of 10/9/2026, 7:12:09 AM. 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. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed.
Tony O'Brien DRE #02200838 | The Sher Group DRE #02022464
Equal Housing Opportunity