1123 Cleghorn, Diamond Bar, California 91765, Diamond Bar, 91765 - 4 bed, 2 bath
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1123 Cleghorn
Diamond Bar, California 91765
ACTIVE
CONDITION: EXCELLENT
4Beds
2Baths
1,771Sq Ft
7,923Lot Size
Property Price
LIST PRICE$1,080,000
EST. MARKET VALUE
$1,128,285
4% BelowMARKET VALUE
SUMMARY
This Turnkey Single-Story Residence represents a Strong Value Opportunity, listed at $999,999—positioned well below the $1,067,635 Fair Market Value by 6%. This valuation gap provides $67,636 in Instant Equity. Featuring a Mint Condition Rating with a new kitchen, PEX plumbing, and HVAC, the home offers a lifestyle of comfort. Located in the elite Walnut Valley Unified School District near Quail Summit Elementary, this property is an ideal acquisition for Owner-Occupants or discerning families seeking a move-in-ready home.
Estimated Market Value
$1,128,285+$48,285 Equity Potential
Based on Realkey algorithm analyzing recent comparable sales in Diamond Bar.
Comparable Sales Map
Comparables within 1 miles sold in recently
Map unavailable.
| Address | Sold Price | Beds | Baths | Sq Ft | $/Sqft | Distance |
|---|---|---|---|---|---|---|
★ 1123 Cleghorn Subject 4 bd · 2 ba · 1,771 sqft · $637 | $1,080,000* List Price | 4 | 2 | 1,771 | $637 | - |
A 23308 Quail Summit Sold 4 bd · 3 ba · 1,915 sqft · $616 · 0.5 mi | $1,179,999 | 4 | 3 | 1,915 | $616 | 0.5 mi |
B 1010 Cogburn Sold 4 bd · 3 ba · 1,747 sqft · $638 · 0.2 mi | $1,115,000 | 4 | 3 | 1,747 | $638 | 0.2 mi |
C 23819 Country View Sold 4 bd · 2 ba · 1,704 sqft · $663 · 0.4 mi | $1,130,000 | 4 | 2 | 1,704 | $663 | 0.4 mi |
D 1456 Winterwood Lane Sold 4 bd · 2 ba · 1,704 sqft · $643 · 0.3 mi | $1,096,000 | 4 | 2 | 1,704 | $643 | 0.3 mi |
E 1348 Rolling Knoll Road Sold 4 bd · 3 ba · 2,208 sqft · $620 · 0.3 mi | $1,368,000 | 4 | 3 | 2,208 | $620 | 0.3 mi |
F 624 Great Bend Dr Sold 4 bd · 2 ba · 1,708 sqft · $726 · 0.8 mi | $1,240,000 | 4 | 2 | 1,708 | $726 | 0.8 mi |
G 23409 Coyote Springs Sold 5 bd · 3 ba · 2,074 sqft · $670 · 0.5 mi | $1,390,000 | 5 | 3 | 2,074 | $670 | 0.5 mi |
H 1441 Rolling Knoll Road Active 3 bd · 3 ba · 1,772 sqft · $638 · 0.5 mi | $1,130,000 List Price | 3 | 3 | 1,772 | $638 | 0.5 mi |
* Subject property listed price vs sold prices of comps.
Condition Analysis
See Full ReportOVERALL CONDITION SCORE
Excellent
TeardownExcellent
Property is new construction or fully renovated.
The property has undergone a comprehensive renovation within the last 5 years, featuring a brand new kitchen with modern cabinetry and countertops, new PEX plumbing, a high-end tankless water heater, and newer HVAC and roofing systems. The interior is in mint condition with fresh paint and updated flooring throughout.
PROSSTRENGTHS & OPPORTUNITIES
- High Available Lot Utilization
The property has a large lot size, which is more than 4 times of its living area. lot size in square feet = 7923, living area = 1771.
- Great Schools
Elementary School: Quail Summit Elementary School (9/10). High School: Diamond Bar High School (10/10).
- Elite School District
The property is located within the prestigious Walnut Valley Unified School District, providing walking distance access to Quail Summit Elementary and proximity to the top-rated Diamond Bar High School.
CONSRISKS & DEFICIENCIES
- Lack of Scenic Views
The property is listed as having no view, which may be a disadvantage in the Diamond Bar market where hillside or city light views are highly sought after and command a premium.
- High Density Floor Plan
Fitting four bedrooms into 1,771 square feet may result in smaller individual bedroom dimensions compared to other single-story homes with more generous square footage.
About 1123 Cleghorn
**PRICED TO SELL** <<First Time on the Market>> Very Well Kept Single Story Home Located in "Quail Summit Area" Open Floor Plan with High Ceiling Features 4 Bedroom and 2 Bath. Tile Roof is done about 2010. Newer Re-piped with PEX plumbing. New Kitchen Cabinet and Countertops, New high end-Tank less water heater. New interior paints, New Sliding Doors. HVAC System replaced about 10 Years ago. Laminated wood floor and Waterproof wood plank flooring. Custom Crown Molding around Kitchen and Master Bathroom. Great Backyard to coming out from Primary Bedroom. Plus, more space for Patio and BBQ area to relax or for entertainment. Close Distance to Award Winning Quail Summit Elementary. Very Easy Access to Park/Hiking Trail, Shopping’s, Local amenities. **EXCELLENT WALNUT SCHOOL DISTRICT (Chaparral, Diamond Bar High)**.
Property Details
Public Facts
- Property Type
- Single Family Residence
- Year Built
- 1980
- Lot Size
- 7,923 Sq. Ft.
Interior
- Total Bedrooms
- 4
- Total Bathrooms
- 2 (2 Full, 0 Half)
Exterior & Parking
No exterior & parking available.
Utilities & Misc
- HOA Fee
- $0 / Month
Neighborhood Insights
Diamond Bar Unified Schools
Quail Summit Elementary School
Grades K-5 • 0.4 mi
9/10
Pantera Elementary School
Grades K-6 • 1.1 mi
9/10
Armstrong Elementary School
Grades PK-6 • 1.5 mi
6/10
Sensitive Facilities
No sensitive facilities data found.
Neighborhood Comparison
| Feature | Subject | Average Home |
|---|---|---|
| Beds | 4.0 | 4.0 |
| Baths | 2.0 | 3.0 |
| Square foot | 1,771 | 2,325.519 |
| Lot Size | 7,923 | 10,258.123 |
| Price | $1.08M | $1.27M |
| Price per sq ft | $610 | $559 |
| Built year | 1980 | 1978 |
| HOA | $0 | $207 |
| Days on market | 10 | 56 |
Pricing History
Listed for Sale
Oct 23, 2026
$1,080,000
$999,999
+8% Price Increase
Initial Listing
Price Change
Oct 14, 2026
$999,999
Initial Listing