Save
Ask
Tour
Hide
Share
$899,900
New Listing

20950 Cornerstone Drive
Walnut, CA 91789

For Sale|Condominium|Active
4
Beds
4
Total Baths
4
Full Baths
1,983
SqFt
$454
/SqFt
2018
Built
County:
Los Angeles
Listed by Ariel Ma of Keller Williams Realty Irvine [email protected]
20950 Cornerstone Drive20950 Cornerstone Drive20950 Cornerstone Drive20950 Cornerstone Drive
Save
Ask
Tour
Hide
Share

Mortgage Calculator

Monthly Payment (Est.)

$4,106
Calculator powered by Showcase IDX, a Constellation1 Company. Copyright ©2025 Information is deemed reliable but not guaranteed.

Welcome to this beautifully maintained tri-level end unit home built in 2018, located in the highly sought-after Cornerstone community of Walnut. As an end unit, this property offers enhanced privacy, extra windows for abundant natural light, and a quieter living environment. Featuring 4 bedrooms and 4 bathrooms across approximately 1,983 sq ft, the home boasts a bright and open floor plan, a modern kitchen with stainless steel appliances, quartz countertops, and a center island, along with a spacious living and dining area that opens to a private balcony—perfect for both everyday living and entertaining. A convenient main-floor bedroom and full bath provide flexibility for guests or multi-generational living, while the upstairs primary suite includes a walk-in closet and elegant en-suite bath. Located in a quiet, low-HOA community with amenities such as a BBQ area, playground, and neighborhood park, this home also belongs to the award-winning Walnut Valley Unified School District. Combining location, layout, and lifestyle, this move-in ready home offers the perfect balance of comfort, convenience, and education opportunities for discerning buyers.

Save
Ask
Tour
Hide
Share
Listing Snapshot
Price 
$899,900
Days On Site 
0 Days
Bedrooms 
4
Inside Area (SqFt) 
1,983 sqft
Total Baths 
4
Full Baths 
4
Partial Baths 
N/A
Lot Size 
0.3988 Acres
Year Built 
2018
MLS® Number 
OC25158754
Status 
Active
Property Tax 
N/A
HOA/Condo/Coop Fees 
$276 monthly
Sq Ft Source 
Assessor
Friends & Family
Recent Activity
15 hours agoListing first seen on site
15 hours agoListing updated with changes from the MLS®
General Features
Acres 
0.3988
Attached Garage 
Yes
Garage 
Yes
Garage Spaces 
2
Number Of Stories 
3
Parking 
Attached
Parking Spaces 
2
Property Sub Type 
Condominium
Sewer 
Public Sewer
Special Circumstances 
Standard
Stories 
Three Or More
Water Source 
Public
Zoning 
WAC3*
Interior Features
Cooling 
Central Air
Fireplace Features 
None
Heating 
Central
Interior 
Walk-In Closet(s)Master Downstairs
Laundry Features 
Washer HookupGas Dryer HookupInsideLaundry RoomUpper Level
Main Level Bedrooms 
1
Bedroom 
EntryFoyer 
Family Room 
Kitchen 
Laundry 
Living Room 
Master Bathroom 
Master Bedroom 
Save
Ask
Tour
Hide
Share
Exterior Features
Pool Features 
None
View 
None
Waterview 
None
Community Features
Association Amenities 
BarbecuePicnic AreaPlayground
Association Dues 
276
Building Access 
1
Community Features 
Park
Financing Terms Available 
CashConventionalFHAVA Loan1031 Exchange
HOA Fee Frequency 
Monthly
MLS Area 
668 - Walnut
School District 
Walnut Valley Unified
Schools
School District
Walnut Valley Unified
Elementary School
Unknown
Middle School
Unknown
High School
Walnut


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. The 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, the 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.

Neighborhood & Commute
Source: Walkscore
Save
Ask
Tour
Hide
Share