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21128 Trigger Ln, Diamond Bar, CA 91765

List Price: $1,250,000On Market FlagOn market
May 8, 20252,268 sqft4 beds2 baths
Listed by: Grace Zhang
License #: 01946544
Phone #: 909-861-9985
RE/MAX Galaxy
Source:
CRMLS Logo
MLS #: TR25099902

Property Description

Located in the heart of Diamond Bar, this beautifully upgraded single-level home offers both comfort and convenience. Featuring 4 bedrooms and 2 full bathrooms—with the potential to easily convert the bathroom area back into a 5th bedroom—this residence has been thoughtfully enhanced with a newly installed roof, dual-pane windows, and a modern HVAC system to ensure year-round comfort and energy efficiency. Nestled on a quiet residential street, the home also provides quick access to the 57 and 60 freeways, making it ideal for commuters. It’s just minutes from major shopping centers, banks, and the post office, offering ease and practicality for daily errands. Located within the highly sought-after Walnut Valley Unified School District and just a few blocks from Diamond Bar High School, this property is a top choice for families. The backyard offers a private outdoor space, perfect for relaxing or entertaining. Whether you're a growing household or simply looking for a well-appointed single-story home in a prime location, this Diamond Bar gem checks all the boxes.
Assignment
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Kevin Kretzmer
Kevin Kretzmer

Role: TurboHome Head Agent

Experience: 10 years

No. of Transactions: 227

“I specialize in helping clients find their dream home or next investment in California, focusing on residential and multi-family properties. My client-first approach, clear communication, and attention to detail ensure that everyone I work with receives exceptional service.”

TurboHome Fair Market Estimate

TurboHome

TurboHome Savings

$21,096

TurboHome Estimated Value

$1,328,200

$586 sqft

High Valuation
$1,394,610
$615/sqft
Normal Valuation
$1,328,200
$586/sqft
Low Valuation
$1,261,790
$556/sqft

3rd Party Estimates

Source$/sqftValuation
HouseCanary$586/sqft$1,328,200

Neighborhood

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Comparative Value

$1.11M

$1.24M

$1.25M

$1.29M

$1.33M

21339 Hipass Dr, Diamond Bar, CA 91765

Sale Price: $1,115,000

Selected Comparable

3141 Fallow Field Dr, Diamond Bar, CA 91765

Sale Price: $1,236,000

Selected Comparable

21128 Trigger Ln, Diamond Bar, CA 91765

List Price: $1,250,000

Subject Property

21071 Blossom Way, Diamond Bar, CA 91765

Sale Price: $1,288,000

Selected Comparable

20901 High Country Dr, Diamond Bar, CA 91789

Sale Price: $1,296,000

Selected Comparable

21415 Cold Spring Ln, Diamond Bar, CA 91765

Sale Price: $1,334,000

Selected Comparable

Neighborhood Comps

Subject Property

SUBJECT
21128 Trigger Ln, Diamond Bar, CA 91765

21128 Trigger Ln, Diamond Bar, CA 91765

List: $1,250,000

Listed: 5/8/2025

Area:2,268 sqft
Price/sqft:$551
Beds:4
Baths:2
Year Built:
Lot Size:10,542

Comparable Properties

COMPARABLE
Choose comps
3141 Fallow Field Dr, Diamond Bar, CA 91765

3141 Fallow Field Dr, Diamond Bar, CA 91765

Sale: $1,236,000

5/30/20250.34 mi

Area:2,325 sqft
Price/sqft:$532
Beds:4
Baths:3
Year Built:
Weight:21.3%
21339 Hipass Dr, Diamond Bar, CA 91765

21339 Hipass Dr, Diamond Bar, CA 91765

Sale: $1,115,000

3/19/20250.38 mi

Area:1,898 sqft
Price/sqft:$587
Beds:4
Baths:2
Year Built:
Weight:21.0%
21415 Cold Spring Ln, Diamond Bar, CA 91765

21415 Cold Spring Ln, Diamond Bar, CA 91765

Sale: $1,334,000

9/18/20240.54 mi

Area:2,037 sqft
Price/sqft:$655
Beds:4
Baths:2
Year Built:
Weight:20.4%
20901 High Country Dr, Diamond Bar, CA 91789

20901 High Country Dr, Diamond Bar, CA 91789

Sale: $1,296,000

10/22/20240.46 mi

Area:2,176 sqft
Price/sqft:$596
Beds:4
Baths:3
Year Built:
Weight:19.0%
21071 Blossom Way, Diamond Bar, CA 91765

21071 Blossom Way, Diamond Bar, CA 91765

Sale: $1,288,000

2/7/20250.58 mi

Area:2,040 sqft
Price/sqft:$631
Beds:4
Baths:3
Year Built:
Weight:18.3%

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