21055 Stonybrook Drive, Walnut, CA 91789

Walnut
Local realty services provided by:Better Homes and Gardens Real Estate Napolitano & Associates
21055 Stonybrook Drive,Walnut, CA 91789
$2,200,000
  • 4 Beds
  • 3 Baths
  • 3,216 sq. ft.
  • Single family
  • Active
Upcoming open houses
  • Sat, Jun 20
    01:00 pm - 04:00 am
  • Sun, Jun 21
    02:00 pm - 05:00 pm
Listed by: guo hui he
Office: realty one group west
MLS#:CV26120174
Source:San Diego MLS via CRMLS

Price summary

  • Price:$2,200,000
  • Price per sq. ft.:$684.08

About this home

Welcome to 21055 Stonybrook Rd, Walnut, CA 91789 a rare private estate located in one of Walnuts most desirable neighborhoods and served by the highly acclaimed Westhoff Elementary School in the award-winning Walnut Valley Unified School District. This beautifully upgraded home features 4 spacious bedrooms, 3 bathrooms, and an enormous bonus playroom perfect for a game room, home theater, gym, or childrens entertainment space. Thoughtfully updated throughout, the home offers both comfort and functionality with an ideal layout for modern living and entertaining. Situated behind gates for added privacy and security, the property welcomes you with a long private driveway leading to the home, creating a peaceful estate-like setting. Nestled on an expansive 1.07-acre lot, this exceptional property offers incredible space and future potential, including room for an ADU or guest house. The resort-style backyard is truly an entertainers dream, featuring a large sparkling pool and spa...

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Home facts

  • Year built:1988
  • Listing ID #:CV26120174
  • Added:5 day(s) ago
  • Updated:June 08, 2026 at 11:03 AM

Rooms and interior

  • Bedrooms:4
  • Total bathrooms:3
  • Full bathrooms:3
  • Flooring:Carpet, Laminate
  • Kitchen Description:Dishwasher, Gas Range
  • Living area:3,216 sq. ft.

Heating and cooling

  • Cooling:Central Forced Air
  • Heating:Forced Air Unit

Structure and exterior

  • Year built:1988
  • Building area:3,216 sq. ft.
  • Levels:2 Story

Utilities

  • Water:Public, Water Connected
  • Sewer:Public Sewer, Sewer Connected

Finances and disclosures

  • Price:$2,200,000
  • Price per sq. ft.:$684.08

Features and amenities

  • Appliances:Dishwasher, Dryer, Gas Range, Washer
  • Laundry features:Dryer, Washer
  • Pool features:Below Ground, Private

Parking

  • Total parking spaces:2
  • Garage spaces:2
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