22588 Ridge Line Road, Diamond Bar, CA 91765 - Photo 1 of 75, Diamond Bar, CA
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$7,990,000

22588 Ridge Line Road, Diamond Bar, CA 91765

11Beds
13Baths
17,241Sq Ft
10Parking
2008Built
3Days Listed
1Lot Sq Ft

About This Property

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, youre 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 thats perfect for hosting guests. The gourmet kitchen is designed for both functionality and style, featuring a large island, an oversized butlers 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 po

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Property Location

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Property Details

Property Type
Detached
Bedrooms
11
Bathrooms
13
Building Area
17,241 Sqft
Living Area
17,241 sqft
Year Built
2008
Stories
3.0
Status
Active
Days on Market
3
Cumulative Days on Market
2
Original Price
$7,990,000

Location & Neighborhood

Local schools, parks, transit, and amenity information is being gathered for this listing. Check back soon for detailed neighborhood insights.

Diamond Bar Market Snapshot

146

Active Listings

$932K

Median Price

85

Avg Days on Market

Last updated: Mar 28, 2026

Listed by

Amie Chen, ReMax 2000 Realty · 626-806-5266

Based on information from California Regional Multiple Listing Service, Inc. as of the date of this data. 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.

$7,990,000