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Off market
  • $937,200

    21000 Cornerstone Dr, Walnut, CA 91789

    4beds
    1,830sqft
    Townhouse
    Built in ----
    -- sqft lot
    $937,200 Zestimate®
    $512/sqft
    $4,150 Estimated rent

    Home value

    $937,200

    $890,000 - $984,000

    $4,150/mo

    Zestimate® history
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    What's special

    Attached two-car garageLarge center islandAmple cabinetryOpen-concept main levelFreshly painted throughoutDining spaceStainless steel appliances

    Welcome to 21000 Cornerstone Drive, a spacious three-story townhome located in the highly desirable Cornerstone community of Walnut. This well-maintained home offers 4 bedrooms and 3.5 bathrooms, including two private bedroom suites that provide flexibility for guests, multigenerational living, or a home office. The open-concept main level features a bright living area, dining space, and a functional kitchen with granite countertops, a large center island, ample cabinetry, and stainless steel appliances. Freshly painted throughout, the home offers a clean, move-in-ready living environment. Additional features include wood flooring in the main living areas, in-unit laundry, central air conditioning, and an attached two-car garage. Enjoy the convenience of being within walking distance to Walnut High School and Suzanne Middle School, both part of the award-winning Walnut Valley Unified School District. Community amenities include parks, playgrounds, BBQ areas, and beautifully maintained green spaces. Conveniently located near shopping, dining, and major freeways. Move-in ready and available for immediate occupancy. Tenant pays all utilities, trash, and sewer. Landlord covers HOA fee includes maintenance of common areas.

    This property is off market, which means it's not currently listed for sale or rent on Zillow. This may be different from what's available on other websites or public sources.

    Zillow last checked:

    Listing updated:

    Source: Zillow Rentals

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 4
    • Bathrooms: 4
    • Full bathrooms: 3
    • 1/2 bathrooms: 1
    Heating
    • Forced Air
    Cooling
    • Central Air
    Appliances
    • Included: Dishwasher, Microwave, Oven, WD Hookup
    • Laundry: Hookups
    Features
    • WD Hookup
    • Flooring: Carpet, Hardwood, Tile
    Interior area
    • Total interior livable area: 1,830 sqft

    Property

    Parking
    • Parking features: Attached
    • Has attached garage: Yes
    • Details: Contact manager
    Features
    • Exterior features: Barbecue, First floor ensuite, Garbage not included in rent, Heating system: Forced Air, No Utilities included in rent, Parks, Sewage not included in rent
    Details
    • Parcel number: 8720047084

    Construction

    Type & style
    • Home type: Townhouse
    • Property subtype: Townhouse

    Community & neighborhood

    Community
    • Community features: Playground
    Location
    • Region: Walnut

    HOA & financial

    Other fees
    • Deposit fee: $4,200

    Other

    Other facts
    • Available date: 06/14/2026

    Price history

    DateEventPrice
    7/4/2026Listing removed$4,200$2/sqft
    Source: Zillow Rentals Report a problem
    6/15/2026Listed for rent$4,200+20%$2/sqft
    Source: Zillow Rentals Report a problem
    10/19/2020Listing removed$3,500$2/sqft
    Source: Keller Williams Newport Estate #PW20209180 Report a problem
    10/5/2020Listed for rent$3,500+16.7%$2/sqft
    Source: Keller Williams Newport Estate #PW20209180 Report a problem
    9/12/2019Listing removed$3,000$2/sqft
    Source: Keller Williams Pacific Estate #PW19204829 Report a problem
    8/28/2019Listed for rent$3,000$2/sqft
    Source: Keller Williams Pacific Estate #PW19204829 Report a problem
    8/27/2019Sold$720,000-2%$393/sqft
    Source: CRMLS #TR19141784 Report a problem
    8/14/2019Pending sale$735,000$402/sqft
    Source: Centermac Realty, Inc. #TR19141784 Report a problem
    6/15/2019Listed for sale$735,000+5%$402/sqft
    Source: Centermac Realty, Inc. #TR19141784 Report a problem
    10/17/2017Sold$700,000$383/sqft
    Source: Public Record Report a problem

    Public tax history

    YearProperty taxesTax assessment
    2025$9,836 +5.1%$787,420 +2%
    2024$9,355 +2.5%$771,981 +2%
    2023$9,124 +2.1%$756,845 +2%
    2022$8,934 +1.9%$742,006 +2%
    2021$8,767 +1.5%$727,458 +1%
    2020$8,640 $720,000 +0.9%
    2019$8,640 +5.1%$713,898 +2%
    2018$8,220 $699,900

    Find assessor info on the county website

    Neighborhood: 91789

    Nearby schools

    GreatSchools rating
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    Estimated market value
    $937,200
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    Estimated market value
    $937,200