21002 Cornerstone, Walnut, CA 91789 - Photo 1 of 7, Walnut, CA
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Sold$971,000on Apr 2, 2026

21002 Cornerstone, Walnut, CA 91789

4Beds
3Baths
1,800Sq Ft
2Parking
2018Built
10Days Listed

About This Property

21002 Cornerstone Dr is a spacious 4 bedroom 3 bath home with approximately 1,800 square feet in the desirable Cornerstone community built in 2018. The open floor plan and natural light create a welcoming living space. The Cornerstone HOA provides community amenities that include a playground, picnic and barbecue areas maintaining common grounds and outdoor areas. Located in the award winning Walnut Valley Unified School District and within walking distance to Vejar Elementary School, Suzanne Middle School, and Walnut High School. Nearby supermarkets and shopping include options along Lemon Ave and the Walnut Shopping Center area for everyday convenience. Close to freeways for easy commuting.

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Property Location

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Property Details

Property Type
Condo
Bedrooms
4
Bathrooms
3
Building Area
1,800 Sqft
Living Area
1,800 sqft
Year Built
2018
Stories
3.0
Status
Sold
Days on Market
10
Cumulative Days on Market
6
Original Price
$959,000

Location & Neighborhood

What's nearby 21002 Cornerstone, Walnut, CA 91789

Nearby Schools

Transit Access

POI data updated 2/26/2026

Walnut Market Snapshot

93

Active Listings

$1398K

Median Price

106

Avg Days on Market

Last updated: Apr 3, 2026

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Listed by

Oliver Wei, HomeSmart, Evergreen Realty · 909-377-6789

Based on information from California Regional Multiple Listing Service, Inc. as of the date of this data. 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.

$959,000