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  • 22588 Ridge Line Road

22588 Ridge Line Road, Diamond Bar, CA 91765

$6,500,000 Approx. USD 11 beds, 13 baths
17,241 sqft

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Photo of Patrick Ahern

Patrick Ahern REALTORĀ® - Sales Associate 858-220-9001 m
858-459-0501 o
Lic#: 00610408
NRDS ID: 196548265
aherngroup@gmail.com
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Lic#: 00610408
NRDS ID: 196548265
aherngroup@gmail.com
La Jolla Prospect Office
1299 Prospect St, Ste. 100-101, 200-203 & 301-302
La Jolla, CA 92037
Phone: 858-459-0501
Fax: 858-459-3275
La Jolla Prospect 1299 Prospect St, Ste. 100-101, 200-203 & 301-302
La Jolla, CA 92037
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Fax: 858-459-3275
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Listing Agent


Amie Chen | amie@amiechen.com
Lic#: 01413066
Broker: Courtesy of ReMax 2000 Realty
Phone: 626-806-5266

Co Listing Agent


Bella Le Deaux | bellaldx.re@gmail.com
Lic#: 02158081
Broker: Courtesy of ReMax 2000 Realty

Agent Remarks

Luxurious 17,000-square-foot mansion located in the renowned ā€œThe Country Estatesā€. 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 Details

Property type: Single Family Residence (Single Family)
Status: Active
MLS# TR26059752
Price: $6,500,000
HOA Fee is $308.00
Beds: 11
Baths: 13 (11 full) (2 half)
Living Room fireplaces
Built in 2008
17,241 sqft
1.22 acres
Lot size: 1.2247
County: Los Angeles
Interior features: Wet Bar,Balcony,Crown Molding,Cathedral Ceiling(s),Central Vacuum,Elevator,Granite Counters,High Ceilings,Intercom,Multiple Staircases,Open Floorplan,Pantry,Partially Furnished,Stone Counters,Recessed Lighting,Storage,Two Story Ceilings,Bar,Wired for Sound,Bedroom on Main Level,Entrance Foyer
Exterior features: Barbecue
Appliances: Built-In Range,Barbecue,Convection Oven,Double Oven,Dishwasher,Freezer,Gas Cooktop,Gas Oven,Gas Range,Gas Water Heater,Microwave,Refrigerator,Range Hood,Vented Exhaust Fan,Water Heater,Warming Drawer,Dryer,Washer
Parking description: Direct Access,Driveway,Garage,Oversized,Private,Garage Faces Side
Lot description: ZeroToOneUnitAcre,Lot Over 40000 Sqft,Landscaped,Sprinkler System
Heating/cooling: Central Air
Heating description: Central,Fireplace(s),Natural Gas
MLS area: 616 - Diamond Bar

Last Updated: 10/18/2026

 Days On Market (DOM): 222

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This listing belongs to the 616 - Diamond Bar MLS area

Lat/Long: 33.984489, -117.821762.
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DISCLAIMER: There is NO WARRANTY, expressed or implied, for the accuracy of this information or its applicability to your financial situation. Please consult your financial and/or tax advisor. GET PRE-APPROVED The loan's interest rate will depend upon the specific characteristics of the loan transaction and credit profile up to the time of closing.

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Photo of Patrick Ahern

Patrick Ahern REALTORĀ® - Sales Associate 858-220-9001 m
858-459-0501 o
Lic#: 00610408
NRDS ID: 196548265
aherngroup@gmail.com
Text Me
Call My Cell
Call My Office
Lic#: 00610408
NRDS ID: 196548265
aherngroup@gmail.com

La Jolla Prospect Office
1299 Prospect St, Ste. 100-101, 200-203 & 301-302
La Jolla, CA 92037
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