21055 Stoneybrook Drive

Walnut CA 91789

3216 sq. ft.

46552 sq. ft.

Single-Family

Last sold for $1,900,000

GUO HUI HE, last sold this property on 28 August 2026 after 83 days on market.

Overview

Experience the privacy and tranquility of this exceptional gated estate nestled in the prestigious Snow Creek community of Walnut, served by the award-winning Walnut Valley Unified School District and highly acclaimed Westhoff Elementary School. Thoughtfully updated throughout, this beautifully maintained residence features 5 spacious bedrooms, 3 bathrooms, and a versatile oversized bonus room that can easily serve as a fifth bedroom, media room, game room, home gym, or children's playroom. The beautifully remodeled kitchen and bathrooms provide true move-in-ready comfort while offering an ideal floor plan for both everyday living and entertaining. Tucked behind gates and accessed by a long private driveway, this home offers an extraordinary sense of privacy rarely found in Walnut. Set on an approximately 1.07-acre private hillside estate lot, the property is surrounded by mature trees, natural open space, and a peaceful setting that creates the feeling of your own private retreat. The resort-inspired backyard is designed for California indoor-outdoor living, featuring a sparkling pool and spa framed by mature landscaping and a serene hillside backdrop. Whether entertaining guests, spending time with family, or simply enjoying the quiet surroundings, this outdoor space offers a relaxing lifestyle with exceptional privacy. Located in one of Walnut's most sought-after neighborhoods, this home is just minutes from parks, shopping, dining, and convenient freeway access while offering the rare combination of privacy, beautifully updated interiors, resort-style amenities, and top-rated schools. Enjoy the rare luxury of exceptional privacy without sacrificing convenience, just minutes from top-rated schools, shopping, and dining. A truly exceptional opportunity to own a private estate in one of Walnut's most desirable communities.

Features

5 bedrooms

3 bathrooms

3 carspaces

3 garage spaces

3216 sq. ft. floor area

46552 sq. ft. lot size

Single-Family

Estimated Value

Based on this property and similar 5 bedroom single-family properties sold in Walnut over the last 12 months, the estimated median property value of 21055 Stoneybrook Drive is $1.75m.

Median value

$1.75m

Estimated value range

$900k - $2.8m

Median days on market

Estimated value trend

11%

increase over the last 12 months

Average days on market is based on recent, comparable sales in Walnut. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 21055 Stoneybrook Drive

2026

Sold

$1,900,000

28 Aug 2026 by GUO HUI HE, of Realty ONE Group West

2022

Rented

Undisclosed

23 Sep 2022 by HOMEQUEST REAL ESTATE

Happy sellers in Walnut

We have insufficient information to provide an overview of customer satisfaction for Walnut. Viewing the agent profiles, reviews and sales for Walnut can provide insights for this location.