21504 Cold Spring Lane, Diamond Bar, CA 91765

$1,380,000
4
BD
3
BA
2,712
SqFt

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Listing courtesy of Listing Agent: ALLEN SHI (realtorallenshi@gmail.com) from Listing Office: Wetrust Realty.

Selling Office: First Team Real Estate.

Sold Price
$1,380,000
List Price
$1,460,000
Status
CLOSED
Days on Market
87
Closing Date
Sep 28, 2026
MLS#
WS26113219
Subtype
Residential
Year Built
1977
Bedrooms
4
Bathrooms
3
Full Baths
3
Living Area
2,712
Lot Size
14,248
Acres
0.33
MLS Area Major
Diamond Bar (616)

Property Description

PAID OFF Solar System with 32 Panasonic Panels. Two Tesla EV charging stations, 2025 AO Smith electric water heater, a whole-house water softener system, newer roof, and newer A/C. Enjoy beautiful mountain views by day and sparkling city lights by night from this lovely home nestled in the desirable hills of Diamond Bar, complete with a private pool perfect for relaxing or entertaining. The bright and airy layout features soaring high ceilings in the living room, abundant natural light, a desirable downstairs bedroom, and a spacious 3-car garage. Located within the award-winning Walnut Valley Unified School District with top-rated 10/10 schools, and just minutes from Diamond Hills Plaza featuring H Mart, popular dining, shopping, and everyday conveniences. NO HOA.

Additional Information

Interior Features
Bedroom on Main Level, Entrance Foyer, Jack and Jill Bath, Walk-In Pantry, Walk-In Closet(s)
Heating
Central
Air Conditioning
Yes
Stories
Two Levels
Levels
Two
Pool
Yes
Pool Type
In Ground, Private
Garage Spaces
3
School District
Walnut Valley Unified
Elementary School
Castle Rock
Middle School
South Pointe
High School
Diamond Bar
View
City Lights, Mountain(s)

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Based on information from California Regional Multiple Listing Service, Inc. as of . This information is for your personal, non-commercial use and may not be used for any purpose other than to identify prospective properties you may be interested in purchasing. Display of MLS data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals. Information from sources other than the Listing Agent may have been included in the MLS data. Unless otherwise specified in writing, Broker/Agent has not and will not verify any information obtained from other sources. The Broker/Agent providing the information contained herein may or may not have been the Listing and/or Selling Agent.