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21010 Cornerstone
Walnut CA 91789 US

$948,000

Active Listing ID PW26223459
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4 bed
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1,830 square feet
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3.00 Bath (3 Full)
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Lot: 0.40 Acres
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Condominium

$948,000

Active Listing ID PW26223459
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21010 Cornerstone 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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Property Features

  • Facts
  • Lot Size: 0.40 Acres
  • Property Type: Residential
  • Property Sub-type: Condominium
  • Features
  • Full Bathrooms: 3
  • Cooling System: Central Air
  • Exterior Finish: Rain Gutters
  • Floor Covering: Laminate
  • Roof Type: Tile
  • Heating Fuels: Central
  • Additional Features
  • Patio

Property

  • propertytype: Residential
  • propertysubtype: Condominium
  • listprice: 948000
  • unparsedaddress: 21010 Cornerstone
  • postalcity: Walnut
  • stateorprovince: CA
  • country: US
  • postalcode: 91789
  • bathroomsfull: 3
  • bathroomshalf: 0
  • bathroomsonequarter: 0
  • bathroomsthreequarter: 0
  • lotsizeacres: 0.4011
  • lotsizeunits: Acres
  • lotsizearea: 0.4011
  • livingarea: 1830
  • livingareaunits: Square Feet
  • listagentfullname: AJ Hoover
  • listagentemail: ajh@sevengables.com
  • listagentkey: 3yd-MRMLSCA-PWHOOVER
  • listagentmlsid: PWHOOVER
  • listagentpreferredphone: (714) 731-3777
  • listofficekey: 3yd-MRMLSCA-E539
  • listagentstatelicense: 02040196
  • listofficemlsid: E539
  • disclaimer: Copyright © 2026 California Regional Multiple Listing Service, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.
  • sourcesystemid: MRMLSCA
  • yearbuilt: 2018
  • listingcontractdate: 2026-10-14
  • listagenturl: https://sevengables.com
  • countyorparish: Los Angeles
  • parcelnumber: 8720047080
  • elementaryschooldistrict: Walnut Valley Unified
  • middleorjuniorschooldistrict: Walnut Valley Unified
  • highschooldistrict: Walnut Valley Unified
  • appliances: Microwave, Refrigerator, Gas Range, Dishwasher
  • cooling: Central Air
  • constructionmaterials: Stucco
  • flooring: Laminate
  • heating: Central
  • numberofunitstotal: 1
  • fireplaceyn: False
  • transactiontype: ForSale
  • storiestotal: 3
  • parkingtotal: 2
  • parkingfeatures: Garage
  • roof: Tile
  • waterfrontyn: False
  • franchiseaffiliation: None
  • interiorfeatures: 2 Staircases, Stone Counters, Granite Counters
  • exteriorfeatures: Rain Gutters
  • windowfeatures: Double Pane Windows
  • rooms: Laundry Room, Bathroom 3, Bedroom 1, Bedroom 3, Bathroom 2, Bedroom 4, Bedroom 2, Bathroom 1
  • patioandporchfeatures: Deck
  • speciallistingconditions: Standard
  • dock: False
  • poolprivateyn: False
  • spayn: True
  • internetaddressdisplayyn: True
  • internetautomatedvaluationdisplayyn: True
  • internetconsumercommentyn: True
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Listing Changed: 10/15/2026 2:10:49 PM GMT
Source Updated Date: 10/16/2026 12:52:22 AM GMT

Courtesy of: AJ Hoover, Seven Gables Real Estate, ajh@sevengables.com

Copyright © 2026 California Regional Multiple Listing Service, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.