2809 Oak Knoll Drive, Diamond Bar, CA 91765

Local realty services provided by:Better Homes and Gardens Real Estate Property Shoppe
2809 Oak Knoll Drive,Diamond Bar, CA 91765
$4,880,000
  • 7 Beds
  • 8 Baths
  • 10,232 sq. ft.
  • Single family
  • Active
Listed by: sanne lee
Office: a + realty & mortgage
MLS#:TR25177839
Source:CRMLS

Price summary

  • Price:$4,880,000
  • Price per sq. ft.:$476.94
  • Monthly HOA dues:$308

About this home

This exceptional estate, with original owner, located in the prestigious gated community of The Country, spans two parcels and boasts six luxurious bedroom suites, offering unparalleled comfort and privacy. An office with a full bath that can be used as the second downstairs bedroom suite, and an elegant, well-appointed powder room conveniently located between the formal living room and spacious family room, making it ideal for entertaining. A dramatic two-story grand entry with a crystal chandelier welcomes you. Wide double staircases leading to different sections of the upper level set an impressive tone upon arrival. The formal living and dining rooms provide generous spaces for gatherings, while the family room is equipped with a custom-built-in entertainment center and is seamlessly connected to the large open kitchen, breakfast nook, a couple of cozy conversation sitting areas, and a gorgeous wet bar with a table for wine tasting. The gourmet kitchen is a chef’s

Contact an agent

contact an agent

Yes, I would like more information. Please use and/or share my information with a BHGRE®  affiliated agent to contact me about my real estate needs. By clicking Send message, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a BHGRE®  affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (CENTURY 21® , Coldwell Banker® , Corcoran® , ERA® , Sotheby's International Realty® ).
 I acknowledge that I have read and agree to theTerms of useandPrivacy notice

Home facts

  • Year built:1998
  • Listing ID #:TR25177839
  • Added:191 day(s) ago
  • Updated:February 10, 2026 at 02:17 PM

Rooms and interior

  • Bedrooms:7
  • Total bathrooms:8
  • Full bathrooms:8
  • Living area:10,232 sq. ft.

Heating and cooling

  • Cooling:Central Air
  • Heating:Central Furnace, Fireplaces, Natural Gas

Structure and exterior

  • Year built:1998
  • Building area:10,232 sq. ft.
  • Lot area:1.08 Acres

Utilities

  • Water:Public, Water Connected
  • Sewer:Public Sewer, Sewer Connected

Finances and disclosures

  • Price:$4,880,000
  • Price per sq. ft.:$476.94
Based on information from California Regional Multiple Listing Service, Inc. as of February 14, 2026 . This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent. The information provided is for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. All properties are subject to prior sale or withdrawal. All information provided is deemed reliable but is not guaranteed accurate, and should be independently verified.