Location! Location! Location! Located in MOST desirable area in Diamond Bar. CUL-DE-SAC. Excellent school district.Detached single-family home.Functional layout with good natural light.Private front and backyard.Convenient access to 57 & 60 freeways.Great for owner-occupants or long-term investment(Photos have been enhanced by AI).
Property Details
Price:
$1,380,000
MLS #:
TR25276063
Status:
Active
Beds:
4
Baths:
3
Type:
Single Family
Subtype:
Single Family Residence
Neighborhood:
616diamondbar
Listed Date:
Dec 22, 2025
Finished Sq Ft:
2,558
Lot Size:
7,899 sqft / 0.18 acres (approx)
Year Built:
1983
See this Listing
Schools
School District:
Walnut Valley Unified
High School:
Diamond Bar
Interior
Appliances
GO
Bathrooms
3 Full Bathrooms
Cooling
CA
Flooring
TILE, WOOD, CARP
Heating
CF
Interior Features
CF
Laundry Features
IR
Levels
U
Main Level Bathrooms
2
Main Level Bedrooms
2
Exterior
Attached Garage YN
1
Common Walls
NCW
Community Features
FHL
Garage Spaces
3
Parking Spots
3
Parking Total
3
View
MT
Financial
Map
Community
- Address20920 Running Branch Diamond Bar CA
- CityDiamond Bar
- CountyLos Angeles
- Zip Code91765
Market Summary
Current real estate data for Single Family in Diamond Bar as of Apr 06, 2026
108
Single Family Listed
75
Avg DOM
426
Avg $ / SqFt
$1,586,864
Avg List Price
Property Summary
- 20920 Running Branch Diamond Bar CA is a Single Family for sale in Diamond Bar, CA, 91765. It is listed for $1,380,000 and features 4 beds, 3 baths, and has approximately 2,558 square feet of living space, and was originally constructed in 1983. The current price per square foot is $539. The average price per square foot for Single Family listings in Diamond Bar is $426. The average listing price for Single Family in Diamond Bar is $1,586,864.
Similar Listings Nearby
Courtesy of Northland Real Estate Group. Disclaimer: All data relating to real estate for sale on this page comes from the Broker Reciprocity (BR) of the California Regional Multiple Listing Service. Detailed information about real estate listings held by brokerage firms other than include the name of the listing broker. Neither the listing company nor shall be responsible for any typographical errors, misinformation, misprints and shall be held totally harmless. The Broker providing this data believes it to be correct, but advises interested parties to confirm any item before relying on it in a purchase decision. Copyright 2026. California Regional Multiple Listing Service. All rights reserved.20920 Running Branch
Diamond Bar, CA