22588 Ridge Line Road

Diamond Bar, CA 91765

Active

$6,500,000
11Beds
13Baths
17,241Sq Ft
2008Year built
205Days on market

Listed Mar 27, 2026. Days on market is reported by the MLS and may differ from calendar days.

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About this home

Luxurious 17,000-square-foot mansion located in the renowned “The Country Estates”. This efficiently designed residence features nine generously sized en-suite bedrooms, along with two huge primary suites and two powder rooms on the main level, totaling 11 bedrooms and 13 bathrooms. Situated on approximately 1.2 acres of well-maintained landscaping, the home captures breathtaking views of city lights and scenic hills from multiple vantage points. Upon entry, you’re welcomed by polished marble floors, soaring vaulted ceilings, and an impressive foyer with a dual staircase. The main level open-concept living areas create a bright and inviting atmosphere, ideal for both everyday living and entertaining and are equipped with two powder rooms and a bar area that’s perfect for hosting guests. The gourmet kitchen is designed for both functionality and style, featuring a large island, an oversized butler’s pantry, and additional high-end features to support daily living and entertaining needs. An elevator adds convenience and accessibility throughout the home. The ten-car garage provides ample space for large households or car enthusiasts. Additional interior highlights include a private game room, home theater, and a dedicated meditation room. The backyard offers an Italian villa-inspired retreat, designed for relaxation and complete with a Pool, Spa, BBQ station. Carefully crafted, this home blends refined elegance with everyday comfort. Located in a highly sought-after community with top-rated schools, the HOA includes 24-hour guard-gated security and amenities such as a community pool and spa, tennis courts, a clubhouse, and more. Come experience everything this exceptional property has to offer.

Listing and market information

Status
Active
Listing type
Sale
Days on market
205
Listed
Mar 27, 2026
Last updated
Oct 18, 2026
List price
$6,500,000
List price per sq. ft.
$377
MLS area
616 - Diamond Bar
County
Los Angeles
MLS number
TR26059752

Property facts

Property type
Residential
Property subtype
Single Family Residence
Bedrooms
11
Bathrooms
13
Full bathrooms
13
Living area
17,241 sq ft
Lot size
53,347 sq ft
Year built
2008
Parking spaces
10

Costs and lease terms

HOA dues
$308 monthly

Property location

22588 Ridge Line Road, Diamond Bar, CA 91765

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Location supplied with this listing. Map pins are not a survey or property boundary.

MLS information and disclosures

Source MLS
CRM
Listing number
TR26059752
Listing feed
CRMLS
Source record updated
Oct 18, 2026 2:01 pm PDT

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