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21055 Stonybrook Drive Walnut, CA 91789
$2,058,000 5 beds, 3 baths
3, 216 sqft
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Aaron Khosh REALTORĀ® - Sales Associate 949-554-4155 m
949-554-4155 o
Lic#: 02020525
NRDS ID: 185060749
aaronkhosh@gmail.com
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Lic#: 02020525
NRDS ID: 185060749
aaronkhosh@gmail.com
Newport Beach Office
23 Corporate Plaza, Suite 100
Newport Beach, CA 92660
Phone: 949-644-6200
Fax: 949-640-7429
Newport Beach 23 Corporate Plaza, Suite 100
Newport Beach, CA 92660
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Agent Remarks

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.

Listing Details

Property type: Single Family Residence (Single Family)
Status: Pending
MLS# CV26120174
List price is $2,058,000 Reduced by $91,000 on 8/3/2026
HOA Fee is $0.00
Beds: 5
Baths: 3 (3 full)
Dining Room fireplaces
Built in 1988
3,216 sqft
2 stories
1.07 acres
Lot size: 1.0687
County: Los Angeles
Interior features: Ceiling Fan(s)
Appliances: Dishwasher,Gas Range,Dryer,Washer
Parking description: Driveway,Garage Faces Front
Lot description: ZeroToOneUnitAcre
Heating/cooling: Central Air
Heating description: Central
MLS area: 668 - Walnut

Last Updated: 8/5/2026

 Find more Walnut homes and real estate

 Find more homes in 91789 zip code

This listing belongs to the 668 - Walnut MLS area

Lat/Long: 34.037926, -117.844449.
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Listing Agent: Guo Hui He
Lic#: 02020525
Office Name: Newport Beach

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Area Overview

Total population of , which has changed by % since 1990.
The median age of the population is , while the median age of dwellings is .
Out of households, are families.

Community Characteristics:

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Photo of Aaron Khosh

Aaron Khosh REALTORĀ® - Sales Associate 949-554-4155 m
949-554-4155 o
Lic#: 02020525
NRDS ID: 185060749
aaronkhosh@gmail.com
Text Me
Call My Cell
Call My Office
Lic#: 02020525
NRDS ID: 185060749
aaronkhosh@gmail.com

Newport Beach Office
23 Corporate Plaza, Suite 100
Newport Beach, CA 92660
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