---
listing_id: CRPW26237117
status: Active
price: 1020000
beds: 4
baths_full: 2
baths_half: 1
sqft_living: 1829
sqft_lot: 10284
lot_acres: 
year_built: 1964
property_type: Residential
property_subtype: Single Family Residence
address: "21122 Trigger"
city: Diamond Bar
state: CA
zip: 91765
county: "Los Angeles County"
lat: 
lng: 
days_on_market: 0
hoa_fee: 
hoa_frequency: 
garage_spaces: 0
list_agent: "Youngmi Son"
list_office: "Cubemax International Corp."
list_agent_phone: "–"
list_agent_license: 01827403
mls_source: CRMLS
modified: 2026-11-07
transaction_type: buy
---

Home | Los Angeles County | Diamond Bar | 91765 | 21122 Trigger

21122 Trigger, Diamond Bar, CA 91765

MLS: CRPW26237117 | Status: Active | Price: $1,020,000
Beds/Baths: 4 / 2 /1
Property Type: Residential

Quick Facts

Beds Baths Sq Ft Sq Ft Lot Yr Built
4 2 /1 1,829 10,284 1964

Remarks

Presenting a wonderful opportunity to own a home in the desirable city of Diamond Bar, located within the highly regarded Walnut Valley Unified School District. Built in 1964, this 4-bedroom, 2.5-bathroom split-level residence offers approximately 1,829 sq. ft. of living space on an expansive 10,281 sq. ft. lot. The functional split-level floor plan offers comfortable living spaces and a practical layout. The primary suite features a private balcony, offering a peaceful place to relax and enjoy the surroundings. The generously sized lot offers exceptional outdoor potential, with ample space for entertaining, gardening, outdoor dining, or creating your own private retreat. Whether you are an investor, contractor, or buyer looking to customize a home to your own taste, this property presents an exciting opportunity to add value and bring your vision to life. Conveniently located near shopping, dining, parks, and everyday amenities, this property combines a desirable location, generous lot size, and tremendous potential. Don't miss this opportunity to create your dream home in Diamond Bar and become part of the sought-after Walnut Valley Unified School District!

MLS Listing Information

Field Value
MLS # CRPW26237117
MLS Source California Regional MLS
Days on Site 0

Features

Interior Features

Feature Details
Bedrooms Primary Suite/Retreat
Appliances Dishwasher, Garbage Disposal
Dining Room Formal Dining Room
Family Room Other
Fireplace Living Room
Laundry In Garage
Cooling Central Forced Air
Heating Central Forced Air

Exterior Features

Feature Details
Pool None

Parking, School, and Other Information

Feature Details
Garage/Parking Converted, Other, Garage: 0 Car(s)
Elementary District Walnut Valley Unified
High School District Walnut Valley Unified
HOA Fee $0

Contact Information

Youngmi Son
Cubemax International Corp.
License #: 01827403
Phone: –

Disclosures

©2026 California Regional MLS. All rights reserved. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. Information provided is for personal, non-commercial use by the viewer and may not be redistributed without explicit authorization from California Regional MLS.

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This listing information is up-to-date as of November 07, 2026. For the most current information, please contact Youngmi Son.