21055 Stonybrook Dr Walnut, CA 91789
Walnut AreaEstimated payment $13,360/month
Highlights
- In Ground Pool
- Back Bay Views
- Bonus Room
- Leonard G. Westhoff Elementary School Rated A
- 1.07 Acre Lot
- No HOA
About This Home
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 Agent
REALTY ONE GROUP WEST Brokerage Phone: 626-589-7924 License #01931347 Listed on: 06/06/2026
Home Details
Home Type
- Single Family
Year Built
- Built in 1988
Lot Details
- 1.07 Acre Lot
- Fenced
- Fence is in fair condition
- Density is up to 1 Unit/Acre
Parking
- 3 Car Attached Garage
- Parking Available
- Front Facing Garage
- Driveway
- Automatic Gate
Home Design
- Entry on the 1st floor
Interior Spaces
- 3,216 Sq Ft Home
- 2-Story Property
- Ceiling Fan
- Double Door Entry
- Family Room Off Kitchen
- Living Room
- Dining Room with Fireplace
- Bonus Room
- Back Bay Views
Kitchen
- Open to Family Room
- Gas Range
- Dishwasher
- Tile Countertops
Flooring
- Carpet
- Laminate
Bedrooms and Bathrooms
- 5 Bedrooms | 1 Main Level Bedroom
- 3 Full Bathrooms
- Bathtub
- Walk-in Shower
Laundry
- Laundry Room
- Dryer
- Washer
Pool
- In Ground Pool
- Spa
Outdoor Features
- Patio
Utilities
- Central Heating and Cooling System
- Natural Gas Connected
Community Details
- No Home Owners Association
Listing and Financial Details
- Tax Lot 32
- Tax Tract Number 40716
- Assessor Parcel Number 8709061032
- $1,391 per year additional tax assessments
- Seller Considering Concessions
Map
Home Values in the Area
Average Home Value in this Area
Tax History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $23,460 | $1,884,492 | $1,081,661 | $802,831 |
| 2024 | $22,434 | $1,847,542 | $1,060,452 | $787,090 |
| 2023 | $21,891 | $1,811,316 | $1,039,659 | $771,657 |
| 2022 | $21,448 | $1,775,801 | $1,019,274 | $756,527 |
| 2021 | $21,066 | $1,740,983 | $999,289 | $741,694 |
| 2019 | $20,401 | $1,689,346 | $969,650 | $719,696 |
| 2018 | $19,679 | $1,656,223 | $950,638 | $705,585 |
| 2016 | $18,252 | $1,591,912 | $913,725 | $678,187 |
| 2015 | $18,349 | $1,568,000 | $900,000 | $668,000 |
| 2014 | $7,665 | $602,980 | $212,778 | $390,202 |
Property History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Event | Price | List to Sale | Price per Sq Ft | Prior Sale |
|---|---|---|---|---|---|
| 07/05/2026 07/05/26 | Price Changed | $2,149,000 | -2.3% | $668 / Sq Ft | |
| 06/13/2026 06/13/26 | For Sale | $2,200,000 | 0.0% | $684 / Sq Ft | |
| 06/09/2026 06/09/26 | Off Market | $2,200,000 | -- | -- | |
| 06/06/2026 06/06/26 | For Sale | $2,200,000 | 0.0% | $684 / Sq Ft | |
| 09/23/2022 09/23/22 | Rented | $4,700 | +9.3% | -- | |
| 09/05/2022 09/05/22 | For Rent | $4,300 | -17.3% | -- | |
| 09/10/2021 09/10/21 | Rented | $5,200 | +15.6% | -- | |
| 08/11/2021 08/11/21 | For Rent | $4,500 | +9.8% | -- | |
| 06/23/2020 06/23/20 | Rented | $4,100 | -2.4% | -- | |
| 06/22/2020 06/22/20 | Under Contract | -- | -- | -- | |
| 06/22/2020 06/22/20 | For Rent | $4,200 | 0.0% | -- | |
| 06/20/2020 06/20/20 | Off Market | $4,200 | -- | -- | |
| 06/07/2020 06/07/20 | For Rent | $4,200 | 0.0% | -- | |
| 08/21/2019 08/21/19 | Rented | $4,200 | -6.7% | -- | |
| 08/12/2019 08/12/19 | For Rent | $4,500 | +15.4% | -- | |
| 08/05/2018 08/05/18 | Rented | $3,900 | -7.1% | -- | |
| 07/28/2018 07/28/18 | Under Contract | -- | -- | -- | |
| 07/17/2018 07/17/18 | Price Changed | $4,200 | +10.5% | $1 / Sq Ft | |
| 07/17/2018 07/17/18 | For Rent | $3,800 | 0.0% | -- | |
| 10/07/2014 10/07/14 | Sold | $1,568,000 | +0.6% | $488 / Sq Ft | View Prior Sale |
| 07/31/2014 07/31/14 | For Sale | $1,558,000 | -- | $484 / Sq Ft |
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Interfamily Deed Transfer | -- | Priority Title | |
| Grant Deed | $1,568,000 | Priority Title | |
| Interfamily Deed Transfer | -- | None Available |
Mortgage History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Previous Owner | $940,800 | Adjustable Rate Mortgage/ARM | |
| Previous Owner | $400,000 | New Conventional |
Source: California Regional Multiple Listing Service (CRMLS)
MLS Number: CV26120174
APN: 8709-061-032
Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.
The multiple listing data appearing on this website, or contained in reports produced therefrom, is owned and copyrighted by California Regional Multiple Listing Service, Inc. ("CRMLS") and is protected by all applicable copyright laws. Information provided is for viewer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties the viewer may be interested in purchasing. All listing data, including but not limited to square footage and lot size is believed to be accurate, but the listing Agent, listing Broker and CRMLS and its affiliates do not warrant or guarantee such accuracy. The viewer should independently verify the listed data prior to making any decisions based on such information by personal inspection and/or contacting a real estate professional.
Based on information from California Regional Multiple Listing Service, Inc. and /or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by broker or MLS. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information
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