22588 Ridge Line RD
Diamond Bar, CA, 91765
$7,990,000
11 Beds
13 Baths
17,241 SqFt
1.22 Acres
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MLS #TR26059752 image #0
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.

Property Details

Price:
$7,990,000
MLS #:
TR26059752
Status:
Active
Beds:
11
Baths:
13
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
616diamondbar
Listed Date:
Mar 28, 2026
Finished Sq Ft:
17,241
Lot Size:
53,347 sqft / 1.22 acres (approx)
Year Built:
2008
PoolCommunity Gated616 – Diamond Bar616diamondbarWalnut Valley UnifiedHills

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Schools

School District:
Walnut Valley Unified

Interior

Appliances
DW, FZ, MW, RF, GO, GR, GS, BIR, BBQ, CO, DO, GWH, HOD, VEF, WOD, WHC, WHU
Bathrooms
11 Full Bathrooms, 2 Half Bathrooms
Cooling
CA
Flooring
TILE, CARP
Heating
GAS, CF, FIR
Interior Features
IN, ST, VA, WB, BAR, CRWN, RECL, SUND, GRNC, PFRN, STNC, LRBA, OFP, PTRY, TSCE, _2STR, BL, CC, EV, HCEL
Laundry Features
IR, IN, UL, DINC, WINC
Levels
S
Main Level Bathrooms
4
Main Level Bedrooms
2

Exterior

Accessibility Features
ELV, _2AE, PK
Attached Garage YN
1
Common Walls
NCW
Community Features
SDW, SUB, CRB, HRS
Exterior Features
BQ
Garage Spaces
10
Other Structures
GZ
Parking Spots
10
Parking Total
10
Patio And Porch Features
CO, POF, POR
Security Features
_24HR, GC, GG, GA
Spa Features
AS, IG, PVT, COM
View
HI

Financial

HOA Fee
$308
HOA Fee Frequency
MO

Map

Community

Market Summary

Current real estate data for Single Family in Diamond Bar as of Apr 11, 2026
127
Single Family Listed
70
Avg DOM
408
Avg $ / SqFt
$1,487,996
Avg List Price

Property Summary

    22588 Ridge Line RD Diamond Bar CA is a Single Family for sale in Diamond Bar, CA, 91765. It is listed for $7,990,000 and features 11 beds, 13 baths, and has approximately 17,241 square feet of living space, and was originally constructed in 2008. The current price per square foot is $463. The average price per square foot for Single Family listings in Diamond Bar is $408. The average listing price for Single Family in Diamond Bar is $1,487,996.

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