For sale Home

Listed Oct 6, 2026

$4,000,000 Est. $26,456/mo

1809 Diamond Knoll

  • 6

    Beds

  • 5

    Baths

  • 5,797

    Sq ft

The story

  • Pool

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 wont want to miss!

Facts & features

Home type

Home

Year built

1992

Floors

2

Lot size

1 acres

Price per sq ft

$690

HOA

$308 / monthly

Parking

6-car garage

Included features

  • Pool

    Yes

  • Fireplace

    Yes

  • Cooling

    Central Forced Air

  • Heating

    Forced Air Unit

  • Water Source

    Public

  • Sewer

    Sewer Paid

Mortgage calculator

Estimated monthly payment

$26,456 /mo

7% rate · 30-yr fixed · 20% down

  • Principal & interest $21,290
  • Property tax $4,000
  • Insurance $1,167

Includes principal, interest, taxes & insurance.

Your Property Journey

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Listing Broker

Lux Bancorp

Broker Name

Lux Bancorp

Agent

Monica De La Riva

Location

Los Angeles California 90017