21010 Cornerstone Walnut, CA $ 948,000
21010 Cornerstone
$ 948,000
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21010 Cornerstone

Walnut, CA, 91789
$ 948,000
Bedrooms4 Baths3.0 Sq 1,830

Monthly Estimate*

$ 6,548

Listed by AJ Hoover, Seven Gables Real Estate, ajh@sevengables.com
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Condo for sale in Walnut, CA

for $948,000 with 4 bedrooms and 3 full baths. This 1,830 square foot condo was built in 2018 on a lot size of 0.4011.

Welcome to 21010 Cornerstone, nestled in a highly sought-after neighborhood in Walnut. This spacious 4-bedroom, 3-bathroom home offers a wonderful blend of comfort, functionality, and inviting living spaces, making it an ideal place to call home. The thoughtfully designed interior features an updated kitchen that opens seamlessly into a spacious living room, creating an open and welcoming atmosphere perfect for entertaining guests or enjoying everyday living. The expansive main living area provides plenty of room to gather with family and friends, while a beautiful private balcony just off the living space offers the perfect spot to enjoy the fresh air, unwind, and relax. The generously sized primary suite serves as a comfortable retreat, complete with a walk-in closet and an en-suite bathroom featuring a dual-sink vanity and walk-in shower. Additional conveniences include a dedicated laundry room and an attached two-car garage, providing practical storage and everyday ease. Beyond the home itself, residents can enjoy a desirable community lifestyle with access to a swimming pool, neighborhood park, and BBQ area—ideal for outdoor recreation, gatherings, and making lasting memories. Located within a community surrounded by award-winning schools, this property offers an appealing combination of space, convenience, and lifestyle in the heart of Walnut. With its inviting layout, desirable amenities, and sought-after location, 21010 Cornerstone presents a wonderful opportunity to enjoy comfortable living in a welcoming community.

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Condo Active

Price

$ 948,000

Bedrooms

4

Full Bath

3

Property Type

Condo

Taxes

$ 0

Style

Lot Size

0.4011

Year Built

2018

Town/City

Walnut

County/Region

Los Angeles

MLS | Web ID

PW26223459

Days on Market

1

Features
General
Living Area 1830
Sewer Public Sewer
Heating Central
Cooling Central Air
Roof Tile
Appliances Dishwasher Gas Range Microwave Refrigerator Dryer Washer
HOA Fee 306
Garage Spaces 2
Patio/Porch Features Deck
Pool Features Community
Construction Materials Stucco
Year Built 2018
View Neighborhood
Stories Count 2
Levels Two Three Or More
Property Subtype Condominium
Community Features Dog Park Gutter(s) Park Sidewalks Pool
Assoc Fee Paid Per Monthly
County Los Angeles
New Construction false
Property Type Residential
Association Amenities Dog Park Barbecue Picnic Area Playground
HOA true
Attached Garage true
Garage Y/N true
Full Baths 3
Special Listing Conditions Standard
Status Active
Directions Off Valley Blvd and Suzanne
City Walnut
Association Name Cornerstone Homeowners Association
Entry Location Front
Senior Community Y/N false
High School District Walnut Valley Unified
Number Of Units Total 1
MLS Area 668 - Walnut
Lot Size Units Square Feet
Lot Size Square Feet 17474
Listing Terms Cash Cash to New Loan Conventional
Spa Features Association
Property Attached Y/N true
Land Lease Y/N false
Property Condition Turnkey
Additional Parcels Y/N false
Lease Considered Y/N false
Structure Type House
Living Area Units Square Feet
Standard Status Active
Occupancy Type Vacant
Year Built Source Public Records
Tax Lot 42
Property Sub Type Additional Condominium
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Interior
Interior Amenities Separate/Formal Dining Room Eat-in Kitchen Granite Counters Multiple Staircases Stone Counters Entrance Foyer Walk-In Closet(s)
Flooring Laminate
Fireplace Features None
Total Stories 3
Common Walls 2+ Common Walls
Air Conditioning Y/N true
Heating Y/N true
Window Features Double Pane Windows
Fireplace Y/N false
Laundry Features Inside Laundry Room
Total Bedrooms 4
Entry Level 1
Main Level Bedrooms 1
Main Level Bathrooms 1
Total Baths 3
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Exterior
Exterior Amenities Rain Gutters
Parking Features Garage
Water Source Public
Total Parking 2
Lot Size Area 17474
Spa true
Lot Size Acres 0.4011
Private Pool false
Lot Size Source Assessor
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* Excluded Features
List By
AJ Hoover

Listing Agent

Seven Gables Real Estate

Broker

ajh@sevengables.com

Email

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$6,548
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Monthly Principal & Interest
$6,548
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Default based on a 30-year fixed rate of 7.375% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4827338 Elementary School
4827337 Middle School
Unknown High School High School
Pricing History
DatePricePrice ChangeDescription
10/15/2026$948,000 Listed Price

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21010 Cornerstone, Walnut, CA, 91789 is a Condo for sale at $948,000 with 1,830 sqft and a lot size of 0.4011. 21010 Cornerstone has 4 bedrooms, 3.0 baths, and was built in 2018. The property's zip code is 91789 which is in Walnut, CA