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Listed by: Juliet Chung (909) 495-8589 DRE #01887530, Diana Cheng DRE #00856071 | Country Queen Real Estate (909) 208-4040
$1,699,000
Monthly Est:$8,457
-- Bed
- -- Bath
1.59acres lot
23509 Ridge Line Rd, Diamond Bar, CA 91765
$1,699,000
$8,457/moEst:
Get Pre-Approved
Land
Built in -
$350/mo HOA
1.59 acres lot
$1,068,553/acre
Description
Located in the prestigious 24hr guard-gated “The Country Estates” community, this beautiful proposed contemporary residence that is nestled in a highly sought-after location boasting panoramic city lights and mountain views, is graded and ready for construction to be customized and completed by the new owner. Proposed plans for a stunningly perfect contemporary resort-style estate boasting 5 bedroom suites, 7 bathrooms, and approx. 8,000 sqft of pristine and sumptuous living space situated on 1.59 sprawling acres, this sophisticated modern haven’s offerings would be unlike anything in the community. The immaculate grounds and bountiful amenities—including appealing water features at the elegant main entrance, two exterior balconies, dual professional offices, a lush 8-seat theater, & a gym, a luxurious family rm, living rm - ALL 3 rms with fully openable sliding doors. Incredible luxurious, entertaining backyard boasts a gorgeous infinity edge pool and spa overlooking stunning city light views, BBQ and fire pit areas, and a kids' play area. This estate will offer the possibilities for countless memories. Building plans also include a gourmet chef's kitchen and a service kitchen, featuring a sizable pantry. The upper floor will have the master suite with large his/her closets, enormously lush bathroom, and fully openable sliding doors that lead to an exterior deck. A junior master suite will also feature a walk-in closet and bathroom along with access to an exterior balcony through fully openable sliding doors. The estate will feature a 4-car garage. The existing proposed plans can be modified and changed to the buyers' desire! Don’t miss this chance to custom build your dream home on a fully graded and finished lot! Builder is renowned construction company, Primior JYZ.
- Houzeo last checked: 12 hours ago
- Listing updated: October 9, 2026 at 11:14 pm
- Source: California Regional MLS-CA | MLS#: TR25148967

Property Details
Status
Pending
Type
Land
No. of Stories
-
County
City
Neighborhood
--
Year Built
-
HOA Fees
$350/mo
Finished Area
- sqft
Lot Size
1.59 acres lot
Basement Area
- sqft
MLS Name
California Regional MLS
MLS Number
TR25148967
MLS Status
Pending
Days on Market
466
Cumulative Days on Market
419

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Location
HOA Management
DBCEA
HOA Fees
$350/ Monthly
Disclaimer: Amenities are based on third-party information and may vary; buyers must independently verify all amenities, as information is deemed reliable but not guaranteed.
Facts & Features
Rooms
Bedrooms & bathrooms
Bedroom: --
Bathroom: --
Interior
Sewer
Public Sewer
Utilities & Energy
Utilities
Sewer Connected
Water Source
Public
Other Features
Lot Features
Lot Over40000sqft, Landscaped, Sprinkler System
Community Features
Horse Trails, Park, Suburban
Disclosures
Covenants Restrictions Disclosure, Hoa Disclosure
Price History
| Date | Event | Price |
|---|---|---|
10/01/2026 Source: | Pending | $1,699,000 $0/sqft |
08/26/2026 Source: | Contingent (Active Under Contract) | $1,699,000 $0/sqft |
07/02/2025 Source: | Listed for Sale | $1,699,000 -14.54% $0/sqft |
03/19/2024 Source: | Off Market | $1,988,000 +51.76% $0/sqft |
10/23/2015 Source: | Sold | $1,310,000 $0/sqft |
Nearby Homes
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Based on information from California Regional Multiple Listing Service, Inc. as of Oct 12, 2026, 10:30AM 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. Information being provided is for consumers’ personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. This website may not include listings or property addresses of sellers who have directed their listing brokers to withhold their listing or their property address from display on the Internet. © 2026 California Regional Multiple Listing Service. All Rights Reserved.
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