This luxurious residence sits on nearly 19,000 square feet—one of the largest lots available. Showcasing meticulously landscaped grounds with a grand driveway and a charming walkway lined with expensive age-old olive trees. Located behind the gates in the prestigious Westcliffe community, a guard gated enclave in the upscale Los Angeles suburb of Porter Ranch. This Vega floor plan- Cascades Collection is 4,932 square feet of living space, and it's no surprise that this layout is a favorite among many. As you enter, you’ll be captivated by the dramatic floating piano-black staircase, expansive 11-inch white oak flooring, and soaring ceilings that create an inviting atmosphere. This home offers five spacious bedrooms and five bathrooms, including a generous en-suite bedroom on the first floor with a retreat area. An elegant executive-style office, complete with double glass doors, provides an ideal executive workspace. The heart of the home is the state-of-the-art Elmar Cucine kitchen, known for its exquisite Italian craftsmanship. Featuring clay-finished and matte lacquer cabinets, a striking 20-foot custom porcelain island, and high-end Thermador appliances. Flush sliding pocket doors and floor-to-ceiling windows enhance the open-concept layout, allowing natural light to flood the space. Enter the living area to find breathtaking 72 inch open shelving fireplace with custom floor-to-ceiling wall treatment. Ascend to the second floor to discover the expansive master suite, complete with dual vanities, a walk-in shower, and a luxurious freestanding soaking tub set against Italian oak finished vanity with white quartz countertops. Four additional bedrooms and three bathrooms with a loft area featuring custom built-ins serving as movie room. Step outside to your private backyard oasis, featuring a pebble Fina pool and spa, two fire pits, an oversized recessed patio lounge, a BBQ center, tranquil waterfall feature and outdoor pool shower. Smart home with an integrated sound system, sonos speakers for seamless backyard entertaining, and OWNED SOLAR PANELS. This incredible home offers the ultimate blend of luxury and comfort in a sought-after community.
Listed by Vahan Avanesyan
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License #02081027
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Pinnacle Estate Properties
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323-401-3229
Last updated December 08, 2025
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Source: CRMLS #SR25258601
Listing Facts
TypeSingle-family
NeighborhoodPorter Ranch
Bedrooms5
Bathrooms5
Days on Prevu24
HOA/Maint. Fees$347.27/month
Size4,932 sqft
Price per sqft$750
Amenities
Dishwasher
Private Outdoor Space
Air Conditioning
Parking
Swimming Pool
Location
Mortgage Calculator
Listing History
11/17/2025
Listed by Pinnacle Estate Properties
$3,699,999
Property Details for 20431 W Windsor Lane
Association
Amenities
Association Amenities: Guard
Community Features: Suburban, Gated
Fees
Association Fee: $347.27 Monthly
Association Fee 2: $45.00 Monthly
General
Association Name: Westcliffe At Porter Ranch
Exterior
Construction
Number Of Units Total: 1
Roof: Tile
Stories: 2
Stories Total: 2
Structure Type: House
Year Built: 2021
Common Walls: No Common Walls
Entry Level: 1
Entry Location: Front Door
Features
Patio And Porch Features: Rear Porch
Pool Features: Private
Pool Private: Yes
Measurements
Lot Size Acres: 0.42
Lot Size Area: 18,716
Lot Size Source: Assessor
Lot Size Square Feet: 18,716
Lot Size Units: Square Feet
Financial
Taxes
Parcel Number: 2701097045
Interior
Features
Appliances: Double Oven, Dishwasher, Gas Cooktop
Fireplace Features: Living Room
Fireplace: Yes
Flooring: Wood
Interior Features: Open Floorplan, Recessed Lighting, Primary Suite
Spa Features: Private
Spa: Yes
Measurements
Living Area: 4,932
Living Area Source: Assessor
Living Area Units: Square Feet
Rooms
Bathrooms Full: 5
Bathrooms Total Integer: 5
Bedrooms Total: 5
Main Level Bathrooms: 2
Main Level Bedrooms: 1
Other
Location
Tax Lot: 45
Parking
Parking
Attached Garage: Yes
Garage Spaces: 3
Garage: Yes
Parking Features: Garage
Parking Total: 3
Schools
High School
High School District: Los Angeles Unified
Utilities
Equipment
Cooling: Central Air
Has Cooling: Yes
Heating: Central
Has Heating: Yes
Laundry Features: Laundry Room
Sewer: Public Sewer
Water Source: Public
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 5 bedrooms and 5 bathrooms in this single-family home at 20431 W Windsor Lane.
Does this single-family home have parking?
Yes, there are 3 parking spaces available for 20431 W Windsor Lane.
How does 20431 W Windsor Lane compare to other single-family homes in Porter Ranch?
This single-family home is listed 72% above the average price for single-family homes in Porter Ranch and has been on the market for 45 less days than the typical home in this area.
What building or home owners association is the single-family home part of?
This single-family home is part of the Westcliffe At Porter Ranch home owners association.
What is the square footage on this single-family home?
According to the MLS, this listing is 4,932 sqft.
20431 W Windsor Lane is a 5-bedroom, 5-bath single-family home for sale in Porter Ranch CA 91326. On Prevu for 24 days at $3,699,999. This property features 4,932 square feet of living space, located in Porter Ranch. The median listing price for single-family homes in this area is $1,999,000. The home offers private outdoor space, dishwasher, air conditioning, parking, and swimming pool. View other single-family home listings in Los Angeles.
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 Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.
Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.