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  • 21504 Cold Spring Lane

21504 Cold Spring Lane, Diamond Bar, CA 91765

$1,460,000 Approx. USD 4 beds, 3 baths
2,712 sqft

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The Keaty Team REALTOR® - Sales Associate 714-608-3298 m
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Lic#: 01276603
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thekeatyteam@bhhscal.com Tustin Office
18302 Irvine Blvd, Suite 240
Tustin, CA 92780
Phone: 714-832-8800
Fax: 949-565-7700
 Tustin 18302 Irvine Blvd, Suite 240
Tustin, CA 92780
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ALLEN SHI | realtorallenshi@gmail.com
Lic#: 02045433
Broker: Courtesy of Wetrust Realty
Phone: 626-202-8703

Agent Remarks

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.

Listing Details

Property type: Single Family Residence (Single Family)
Status: Pending
MLS# WS26113219
List price is $1,460,000 Reduced by $80,000 on 8/21/2026
Price: $1,460,000
HOA Fee is $0.00
Beds: 4
Baths: 3 (3 full)
Family Room fireplaces
Built in 1977
2,712 sqft
2 stories
0.33 acres
Lot size: 0.3271
County: Los Angeles
Interior features: Bedroom on Main Level,Entrance Foyer,Jack and Jill Bath,Walk-In Pantry,Walk-In Closet(s)
Lot description: Back Yard,Front Yard
Heating/cooling: Central Air
Heating description: Central
MLS area: 616 - Diamond Bar

Last Updated: 9/25/2026

 Days On Market (DOM): 87

 Find more Diamond Bar homes and real estate

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This listing belongs to the 616 - Diamond Bar MLS area

Lat/Long: 33.966756, -117.841072.
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DISCLAIMER: There is NO WARRANTY, expressed or implied, for the accuracy of this information or its applicability to your financial situation. Please consult your financial and/or tax advisor. GET PRE-APPROVED The loan's interest rate will depend upon the specific characteristics of the loan transaction and credit profile up to the time of closing.

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