22588 Ridge Line Road, Diamond Bar, CA 91765 (MLS # TR26059752)

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PRICE $7,990,000 dsIDX morgage calculator
BEDS 11
BATHS 12
HOME SIZE 17,241 sqft
LOT SIZE 1.22 ac

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.

DAYS ON MARKET 1 LAST UPDATED 3/27/2026
YEAR BUILT 2008 COMMUNITY 616 - Diamond Bar
GARAGE SPACES 10.0 COUNTY Los Angeles
STATUS Active PROPERTY TYPE(S) Single Family


ADDITIONAL DETAILS
AIR Central Air
AIR CONDITIONING Yes
APPLIANCES Built-In Range, Convection Oven, Dishwasher, Double Oven, Dryer, Freezer, Gas Cooktop, Gas Oven, Gas Range, Gas Water Heater, Microwave, Range Hood, Refrigerator, Vented Exhaust Fan, Warming Drawer, Washer, Water Heater
AREA 616 - Diamond Bar
EXTERIOR Balcony, Barbecue
FIREPLACE Yes
GARAGE Attached Garage, Yes
HEAT Central, Fireplace(s), Natural Gas
HOA DUES 308|Monthly
INTERIOR Bar, Cathedral Ceiling(s), Central Vacuum, Crown Molding, Elevator, Entrance Foyer, Granite Counters, High Ceilings, Open Floorplan, Pantry, Recessed Lighting, Stone Counters, Storage, Wet Bar, Wired for Sound
LOT 1.2247 acre(s)
LOT DESCRIPTION Landscaped
LOT DIMENSIONS 53347
PARKING Attached, Direct Access, Driveway, Garage, Oversized, Private, Garage Faces Side
POOL Yes
POOL DESCRIPTION Private, Community, Fenced, In Ground, Association
SEWER Public Sewer
STORIES Split/Multi Level
VIEW Yes
VIEW DESCRIPTION Hills
WATER Public
MORTGAGE CALCULATOR
   

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Listed with ReMax 2000 Realty

The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional.

Based on information from California Regional Multiple Listing Service, Inc. as of 3/28/26 5:46 AM PDT and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information

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