1809 Diamond Knoll, Diamond Bar, CA 91765

Beds

Baths

5,797

Sq ft

$690

Per sq ft

About this home

STUNNING DIAMOND BAR ESTATE WITH PANORAMIC VIEWS! Welcome to luxury living in an exclusive gated community in the prestigious Diamond Bar Hills. This immaculate estate offers breathtaking mountain views, soaring vaulted ceilings, beautiful hardwood floors, and an open, light filled floor plan. The gourmet kitchen features quartz countertops, oversized island, stainless-steel appliances, and a stunning glass tile backsplash. The spacious primary suite offers panoramic views and a private wrap-around balcony. Step into your own resort style backyard with a sparkling pool & spa, waterfall grotto, hot tub, built-in BBQ, and gazebo perfect for entertaining or relaxing. A guest house and private gym add even more versatility. Located near premier golf, dining, fitness, and highly acclaimed Walnut Valley Unified schools. Privacy. Luxury. Views. Resort-style living. This exceptional Diamond Bar estate is one you won’t want to miss!

Type

Single Family Residence

Year built

1992

Lot

45,189 sq ft (1.04 ac)

Garage

6 car

HOA

$308/mo

Pool

Private pool

View

Canyon

Solar

—

Estimated payment

$25,534/mo

Principal & interest$20,226
Property tax (est.)$3,833
Home insurance (est.)$1,167
HOA$308

Down payment: 20% ($800,000)Interest rate %

Example only, not a loan offer. Rate is a placeholder; ask a lender for today's. Taxes vary by neighborhood (Mello-Roos).

Listing provided courtesy of Monica De La Riva, Lux Bancorp, 714-552-4222. MLS# DW26217188. Based on information from California Regional Multiple Listing Service, Inc. as of November 1, 2026 at 10:58 AM Pacific. Information is deemed reliable but not guaranteed and is provided exclusively for consumers' personal, non-commercial use to identify prospective properties they may be interested in purchasing. Coldwell Banker Associated Brokers Realty, CA DRE #00939614.