Description

Highly motivated seller ready to make a quick sale-bring your serios offers today! Located within Diamond Bar’s prestigious guard-gated community of "The Country," this magnificent custom estate offers an extraordinary blend of luxury, scale, and breathtaking mountain views. Spanning an expansive '7,884 sq. ft."' of living space, the residence features "6 bedrooms and 8 bathrooms", along with a convenient elevator servicing all 4 levels plus an upper loft. Designed for grand entertaining and modern living, the home highlights " a rare indoor basketball court with high ceilings"—easily adaptable into a grand game room, home theater, or entertainment hall. Step outside to your private resort-style oasis complete with " an infinity pool "overlooking stunning canyon and mountain vistas. Zoned for the highly acclaimed Walnut Valley Unified School District, this exceptional property delivers ultimate privacy and prestige. Exceptional value and priced for a quick sale.

Property details

Bedrooms

6

Bathrooms

8

Square feet

7,884

Year built

1987

Property type

Residential

Lot size

47,743 sqft

Location

23240 Ridge Line • Diamond Bar, CA 91765

More homes for sale and rent in Diamond Bar, CA →

Listing Agent

Julie Cheng

DRE #: 02014396

Brokerage: Universal Elite Inc.

Similar Listings

Recent sales near 23240 Ridge Line

2169 Rocky View: Sold $1,688,888 · 5 bd · 4 ba · 4,375 sqft · Oct 2026 · 0.3 mi
CC Royal Realty | DRE #01270713
Buyer's agent: Cathy Cheng, CC Royal Realty | DRE #01270713
1752 Maple Hill: Sold $1,166,000 · 4 bd · 3 ba · 2,218 sqft · Oct 2026 · 0.5 mi
First Team Real Estate | DRE #02167052
Buyer's agent: Fan Zhang, First Team Real Estate | DRE #02027642
1543 S Diamond Bar Boulevard 20: Sold $650,000 · 3 bd · 3 ba · 1,391 sqft · Sep 2026 · 0.5 mi
CENTURY 21 MASTERS | DRE #00632854
Buyer's agent: HSIEN TSAI, Pinnacle Real Estate Group | DRE #01032523
22608 Red Fir Lane: Sold $1,280,000 · 4 bd · 2 ba · 2,054 sqft · Oct 2026 · 0.5 mi
Ricky&Jessie Realty | DRE #01932116
Buyer's agent: WEI BEVERLY ZHANG, RE/MAX Galaxy | DRE #02101239
23308 Quail Summit: Sold $1,179,999 · 4 bd · 3 ba · 1,915 sqft · Oct 2026 · 0.5 mi
KC Realty Group | DRE #01706876
Buyer's agent: Kevin Kretzmer, TurboHome Brokerage Inc. | DRE #01997822
1423 Copper Mountain: Sold $1,218,888 · 4 bd · 3 ba · 2,380 sqft · Sep 2026 · 0.5 mi
Samuel G. Castorena Jr | DRE #01264865
Buyer's agent: Baoke Wang, Real Brokerage Technologies, Inc | DRE #02004672
2103 Dublin 2: Sold $828,000 · 3 bd · 3 ba · 1,619 sqft · Oct 2026 · 0.6 mi
RE/MAX 2000 REALTY | DRE #02011109
Buyer's agent: Kassandra Velasquez, eXp Realty of Greater Los Angeles | DRE #02217747
1350 S Diamond Bar Boulevard A: Sold $516,000 · 2 bd · 1 ba · 814 sqft · Sep 2026 · 0.6 mi
Doubletree Realtors | DRE #01181503
Buyer's agent: Luis Hsu, Meridian Capital Real Estate | DRE #01861426

Closed sales reported in 91765, nearest first, last 12 months. All recent sales in Diamond Bar →

CRMLS

MLS# TR26225673

Listed: 10/18/2026 12:23 AM

Based on information from the California Regional Multiple Listing Service, Inc. as of 10/19/2026 6:07 AM. 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. Display of MLS data is deemed reliable but is not guaranteed accurate by the MLS.

IDX information is provided exclusively for consumers' personal, non-commercial use. Information is deemed reliable but not guaranteed. Buyer should independently verify all information.

Listed by: Universal Elite Inc.

Equal Housing Opportunity

Advertising Broker: Nalren Corp (CA DRE #02423715)

Licensed in the state of California

Nalren Corp (CA DRE #02423715) is the Advertising Broker for this IDX display. We are not the listing broker for this property. The listing broker/agent information is shown above. Contact the listing agent for inquiries.

6-Bedroom Residential - 23240 Ridge Line, Diamond Bar, CA