# 23240 Ridge Line, Diamond Bar, CA 91765 > **TL;DR:** 6bd/8ba single family, $3,070,000 ($389/sqft), built 1987, 7,884 sqft. > Pool, Fireplace, View, A/C. Est. $16,683/mo. Listed 10 days. ## Property at a Glance | Attribute | Value | |-----------|-------| | Price | $3,070,000 | | Price/sqft | $389 | | Bedrooms | 6 | | Bathrooms | 8 full | | Square Feet | 7,884 | | Year Built | 1987 | | Lot Size | 47,742 sqft (1.10 acres) | | Stories | 3 | | Garage | 3-car | | Property Type | Single Family (Single Family Residence) | | Status | Active | | Days on Market | 10 | ## Why This Home Stands Out - **Pool** - Pool listed; type not specified - **Views** - City, Canyon - **Large Garage** - 3-car garage ## Estimated Monthly Costs | Category | Amount | |----------|--------| | Principal & Interest (20% down, 30-year at 6.5%) | $15,524 | | Estimated Insurance | $895 | | HOA | $264 | | **Total** | **$16,683** | ## Nearby Schools - **Elementary:** Evergreen - **Middle:** Chaparral - **High:** Diamond Bar ## Key Amenities - Pool - Fireplace - View - A/C - 3-car garage ## Property Highlights - Built in 1987 - 1.10 acre lot - 3 stories - 3 parking spaces - Private pool - Fireplace ## Description ### Agent 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. ## Location - **Address:** 23240 Ridge Line, Diamond Bar, CA 91765 - **County:** Los Angeles ## Listing Agent - **Name:** Julie Cheng · **License:** 02014396 - **Brokerage:** Universal Elite Inc. - **Broker Phone:** (626) 230-9655 ## Photos ![23240 Ridge Line - Photo 1](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f2221987551r.jpg) ![23240 Ridge Line - Photo 2](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f698346872r.jpg) ![23240 Ridge Line - Photo 3](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f2257199555r.jpg) ![23240 Ridge Line - Photo 4](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f3750212028r.jpg) ![23240 Ridge Line - Photo 5](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f476320473r.jpg) ![23240 Ridge Line - Photo 6](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f1250671387r.jpg) ![23240 Ridge Line - Photo 7](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f948099059r.jpg) ![23240 Ridge Line - Photo 8](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f1257564675r.jpg) ![23240 Ridge Line - Photo 9](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f1391253288r.jpg) ![23240 Ridge Line - Photo 10](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f1750929861r.jpg) ![23240 Ridge Line - Photo 11](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f1022066177r.jpg) ![23240 Ridge Line - Photo 12](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f1488461653r.jpg) ![23240 Ridge Line - Photo 13](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f1071109400r.jpg) ![23240 Ridge Line - Photo 14](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f1966214537r.jpg) ![23240 Ridge Line - Photo 15](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f4165697011r.jpg) ![23240 Ridge Line - Photo 16](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f259377977r.jpg) ![23240 Ridge Line - Photo 17](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f1924843500r.jpg) ![23240 Ridge Line - Photo 18](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f2131068720r.jpg) ![23240 Ridge Line - Photo 19](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f2627377035r.jpg) ![23240 Ridge Line - Photo 20](http://lh.rdcpix.com/4d448373d9b83442db70101b44e9bbadl-f2084401717r.jpg) --- **MLS#:** TR26225673 | **Updated:** 2026-10-27 **Source:** listhub *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.* [View on PropertySimple](https://www.propertysimple.ai/listing/23240-ridge-line-diamond-bar-ca-91765-b47e84567df7408db7655e06b6774fd6) --- ## Structured Data ```json { "@context": "https://schema.org", "@type": "RealEstateListing", "@id": "https://www.propertysimple.ai/listing/23240-ridge-line-diamond-bar-ca-91765-b47e84567df7408db7655e06b6774fd6#listing", "url": "https://www.propertysimple.ai/listing/23240-ridge-line-diamond-bar-ca-91765-b47e84567df7408db7655e06b6774fd6", "name": "23240 Ridge Line, Diamond Bar, CA 91765", "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. 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