About This Home

This 6-bedroom, 8-bathroom single family at 23240 Ridge Line in Diamond Bar, CA is listed for $3,070,000 ($389 per sqft). Built in 1987, the home offers 7,884 sqft of living space on a 1.10 acres lot.

Key Features

  • Built in 1987
  • 1.10 acre lot
  • 3 stories
  • 3 parking spaces
  • Private pool
  • Fireplace

Property Details

3 stories
8 full
3-car garage
1987

Amenities

PoolFireplaceViewA/C
Listing 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.

Monthly Cost Estimate

$16,683/mo

20% down · 6.5% · 30 years

Principal$2,220
Interest$13,303
Insurance$895
HOA$264

Estimates only. Actual payments may vary.

Location

23240 Ridge Line

Diamond Bar, CA 91765

Property Details

Views

CityCanyon

Pool Features

Pool

Heating

Central

Cooling

Central Air

Questions & Answers

This 6-bedroom, 8-bathroom single family at 23240 Ridge Line is listed at $3,070,000 ($389/sqft). The estimated monthly payment is $16,683 based on 20% down, a 30-year loan at 6.5% interest, estimated insurance, HOA fees.

HOA fees are $264/month.

Key features include: Built in 1987, 1.10 acre lot, 3 stories, 3 parking spaces, Private pool, Fireplace.

This property is listed by Julie Cheng.

JC

Julie Cheng

License 02014396

Agent at Universal Elite Inc.

Listed by Universal Elite Inc. · Broker phone: (626) 230-9655

MLS# TR26225673· Source: California Regional Multiple Listing Service, Inc· 9 days on PropertySimple

Copyright © 2026 California Regional Multiple Listing Service, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

23240 Ridge Line, Diamond Bar, CA 91765

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