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Off market
  • $6,454,114

    22588 Ridge Line Rd, Diamond Bar, CA 91765

    11beds
    17,241sqft
    Single Family Residence
    Built in 2008
    2.08 Acres Lot
    $-- Zestimate®
    $374/sqft
    $2,597 Estimated rent

    Home value

    Not available

    Estimated sales range

    Not available

    $2,597/mo

    Zestimate® history
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    What's special

    **Introducing new price on This luxurious 17,000 sq ft mansion in The Country Estates is now within reach** Seize this opportunity to own a breathtaking home. Very Grand, very spectacular! This custom-built offers stunning panoramic views of city lights, lush greenery, and canyons. Nestled on a sprawling 2.08-acre lot within the exclusive, 24-hour guard-gated. This home is a true masterpiece. As you step into this stunning estate, you are greeted by marble flooring, high vaulted ceilings, and a grand foyer with a dual staircase, that leads to the main living open concept design that creates a feeling of spaciousness and warmth that is perfect for entertaining guests. The residence boasts approximately 17,000 square feet of luxury featuring 2 primary suites, 9 en-suite bedrooms, and 2 guest restrooms on the main level. For car enthusiasts, a ten-car garage is complemented by a dedicated fitness room. Luxurious amenities include an elevator for convenience, a gourmet kitchen, a state-of-the-art home theater, a meditation room, and a resort-style backyard oasis with a pool and spa. Designed with meticulous attention to detail, this home seamlessly blends modern elegance with functional living spaces. This grand home has so much more to offer, it's a must-see! It has an exceptional lifestyle, is located in a highly desirable area, and has top-rated schools. A personal tour is essential to appreciate the full scope of luxury and comfort this home provides.

    This property is off market, which means it's not currently listed for sale or rent on Zillow. This may be different from what's available on other websites or public sources.

    Zillow last checked: 8 hours ago

    Listing updated: August 04, 2025 at 09:15pm

    Source: CRMLS,MLS#: TR24161516MLS LogoOriginating MLS: California Regional MLS

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 11
    • Bathrooms: 13
    • Full bathrooms: 11
    • 1/2 bathrooms: 2
    • Main level bathrooms: 4
    • Main level bedrooms: 2
    Heating
    • Central, Fireplace(s), Natural Gas
    Cooling
    • Central Air
    Appliances
    • Included: Built-In Range, Barbecue, Convection Oven, Double Oven, Dishwasher, Gas Oven, Gas Range, Gas Water Heater, Microwave, Refrigerator, Range Hood, Vented Exhaust Fan
    • Laundry: Inside, Laundry Room, Upper Level
    Features
    • Wet Bar, Breakfast Bar, Built-in Features, Balcony, Breakfast Area, Crown Molding, Cathedral Ceiling(s), Central Vacuum, Coffered Ceiling(s), Separate/Formal Dining Room, Eat-in Kitchen, Elevator, Granite Counters, High Ceilings, Intercom, Multiple Staircases, Open Floorplan, Pantry, Stone Counters, Recessed Lighting, Storage
    • Doors: Double Door Entry
    • Windows: Custom Covering(s), Double Pane Windows
    • Has fireplace: Yes
    • Fireplace features: Living Room
    • Common walls with other units/homes: No Common Walls
    Interior area
    • Total interior livable area: 17,241 sqft

    Property

    Parking
    • Total spaces: 10
    • Parking features: Direct Access, Door-Single, Driveway, Garage, Garage Door Opener, Oversized, Garage Faces Side
    • Attached garage spaces: 10
    Accessibility
    • Accessibility features: Safe Emergency Egress from Home, Accessible Elevator Installed, Parking
    Features
    • Levels: Three Or More
    • Stories: 3
    • Entry location: Main Level
    • Patio & porch: Open, Patio
    • Has private pool: Yes
    • Pool features: Community, Fenced, In Ground, Private, Association
    • Has spa: Yes
    • Spa features: Association, Community, In Ground, Private
    • Has view: Yes
    • View description: City Lights, Canyon
    Lot
    • Size: 2.08 Acres
    • Features: Lawn, Landscaped, Near Park, Sprinkler System
    Details
    • Additional structures: Gazebo
    • Parcel number: 8713029021
    • Zoning: R1
    • Special conditions: Standard
    • Other equipment: Intercom
    • Horse amenities: Riding Trail

    Construction

    Type & style
    • Home type: SingleFamily
    • Architectural style: Mediterranean,Modern
    • Property subtype: Single Family Residence
    Materials
    • Drywall, Stucco
    Condition
    • New construction: No
    • Year built: 2008

    Utilities & green energy

    • Sewer: Public Sewer
    • Water: Public
    • Utilities for property: Electricity Connected, Natural Gas Connected, Water Connected

    Community & neighborhood

    Security
    • Security features: Carbon Monoxide Detector(s), Gated with Guard, Gated Community, Gated with Attendant, 24 Hour Security, Smoke Detector(s)
    Community
    • Community features: Hiking, Horse Trails, Gated, Park, Pool
    Location
    • Region: Diamond Bar

    HOA & financial

    HOA
    • Has HOA: Yes
    • HOA fee: $294 monthly
    • Amenities included: Clubhouse, Sport Court, Horse Trail(s), Barbecue, Picnic Area, Playground, Pickleball, Pool, Guard, Spa/Hot Tub, Security, Tennis Court(s), Trail(s)
    • Association name: DBCEA
    • Association phone: 909-861-4114

    Other

    Other facts
    • Listing terms: Cash,Cash to New Loan,Conventional

    Price history

    DateEventPrice
    9/5/2025Listing removed$7,990,000$463/sqft
    Source: SDMLS #TR24161516 Report a problem
    6/23/2025Listed for sale$7,990,000+33.6%$463/sqft
    Source: SDMLS #TR24161516 Report a problem
    1/1/2010Listing removed$5,980,000$347/sqft
    Source: GoGo Realtors Report a problem
    10/19/2009Listed for sale$5,980,000+19.6%$347/sqft
    Source: GoGo Realtors Report a problem
    9/16/2009Sold$5,000,000+624.6%$290/sqft
    Source: Public Record Report a problem

    Public tax history

    YearProperty taxesTax assessment
    2025$79,246 +5%$6,454,114 +2%
    2024$75,500 +2.6%$6,327,564 +2%
    2023$73,612 +2.2%$6,203,496 +2%

    Find assessor info on the county website

    Neighborhood: 91765

    Nearby schools

    GreatSchools rating
    Schools provided by the listing agent
    • Elementary: Evergreen
    • Middle: South Point
    • High: Diamond Bar

    Source: CRMLS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.