1423 Copper Mountain, Diamond Bar, California 91765, Diamond Bar, 91765 - 4 bed, 3 bath
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Diamond Bar, California 91765
This Turnkey Single Family Residence is a Strong Value Opportunity, listed at $1,299,999—positioned well below the $1,385,988 Fair Market Value by 6%. This valuation gap offers $85,989 in Instant Equity for the buyer. Featuring an Excellent Condition Rating, the home includes a fully paid solar system, modern kitchen upgrades, and scenic city light views. Located in the award-winning Walnut Valley Unified School District, this property is an ideal sanctuary for discerning families or owner-occupants seeking a move-in ready, energy-efficient lifestyle.
Comparables within 1 miles sold in recently
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 1423 Copper Mountain Subject | $1,299,999* List Price | 4 | 3 | 2,380 | $581 | - |
A 23072 Aspen Knoll Sold | $1,476,899 | 4 | 3 | 2,579 | $573 | 0.4 mi |
B 23408 Amberwick Place Sold | $1,520,000 | 4 | 4 | 2,252 | $675 | 0.2 mi |
C 23419 Sand Ridge Sold | $1,388,888 | 4 | 3 | 2,208 | $629 | 0.1 mi |
D 23409 Coyote Springs Sold | $1,390,000 | 5 | 3 | 2,074 | $670 | 0.1 mi |
E 1348 Rolling Knoll Road Sold | $1,368,000 | 4 | 3 | 2,208 | $620 | 0.2 mi |
F 1669 Bronze Knoll Sold | $1,450,350 | 5 | 3 | 2,530 | $573 | 0.3 mi |
G 23028 Aspen Knoll Drive Sold | $1,230,000 | 4 | 3 | 2,165 | $568 | 0.4 mi |
H 22924 Rio Lobos Road Sold | $1,325,000 | 3 | 3 | 2,267 | $584 | 0.7 mi |
I 1511 Deer Crossing Active | $1,449,999 List Price | 4 | 3 | 2,208 | $657 | 0.2 mi |
* Subject property listed price vs sold prices of comps.
Property is new construction or fully renovated.
The home features a very recent renovation (<5 years) including a fully updated kitchen with modern shaker cabinets and quartz countertops, brand new interior and exterior paint, new contemporary flooring throughout, recessed lighting, and a fully paid solar system. It is in mint, turnkey condition.
The property is located within the award-winning Walnut Valley Unified School District and is walking distance to Quail Summit Elementary, a major draw for families seeking top-tier education.
A fully paid solar system is included, offering significant long-term financial savings on electricity costs and enhancing the home's sustainability profile.
The home is move-in ready with modern contemporary upgrades, including a refreshed kitchen and new interior and exterior paint, ensuring a seamless transition for the buyer.
Built in 1978, the home may have original structural or mechanical systems that could require maintenance or updates compared to newer constructions.
While the lot offers privacy and views, the hillside topography common in Diamond Bar may limit the amount of flat, usable outdoor space for recreation or expansion.
Professional pictures coming soon. Nestled on a quiet cul-de-sac in the highly desirable city of Diamond Bar, 1423 Copper Mountain offers the perfect blend of modern upgrades, privacy, energy efficiency, and top-rated schools. Located within walking distance to highly acclaimed Quail Summit Elementary and situated in the award-winning Walnut Valley Unified School District, this beautifully maintained home checks all the boxes for today’s buyers. This turnkey property is currently being refreshed with new interior and exterior paint, complementing the home’s updated kitchen and modern contemporary feel throughout. From the moment you walk in, you’ll notice the pride of ownership and attention to detail that make this home truly move-in ready. Step outside into your own private backyard retreat featuring mature fruit trees, peaceful surroundings, and scenic city light views. Whether you’re entertaining guests, enjoying your morning coffee, or relaxing after a long day, this backyard offers the perfect combination of tranquility and functionality. One of the standout features of this home is the fully paid solar system, helping dramatically reduce electricity costs year-round — a huge benefit for California homeowners looking for energy-efficient living and long-term savings. Outdoor enthusiasts will appreciate the close proximity to local hiking and walking trails, while the nearby Diamond Bar Center offers community events, concerts in the park, weddings, and year-round entertainment just minutes away. Conveniently located near shopping, dining, parks, and easy freeway access, this home combines suburban comfort with everyday convenience. If you’ve been searching for a modern upgraded home in Diamond Bar with views, paid solar, privacy, excellent schools, hiking trails, and a prime cul-de-sac location, this is one you do not want to miss. Walnut Valley Unified School District Quail Summit Elementary Paid solar home Cul-de-sac home City light views Turnkey home Modern upgrades Private backyard Fruit trees Hiking trails nearby Energy-efficient home Move-in ready Diamond Bar real estate Quiet neighborhood Family-friendly neighborhood
No exterior & parking available.
No sensitive facilities data found.
| Feature | Subject | Average Home |
|---|---|---|
| Beds | 4.0 | 4.0 |
| Baths | 3.0 | 3.0 |
| Square foot | 2,380 | 2,277.5 |
| Lot Size | 7,144 | 9,319.5 |
| Price | $1.30M | $1.28M |
| Price per sq ft | $546 | $583 |
| Built year | 1978 | 1984 |
| HOA | $0 | $160 |
| Days on market | 41 | 46 |
Jun 12, 2026
$1,299,999
Initial Listing
Apr 10, 2020
$850,000
Public Record
May 4, 2005
$650,000
Public Record