Welcome to 4 Old Wagon Lane in Old Westbury, NY. The luxurious estate sits on a 4.01 acre well-manicured property with a beautiful stunning brick home of approximately 8,900 square feet. Step into the utmost of luxury in this finely detailed home. The high quality craftsmanship is evident though-out the 1st floor's formal dining room, living room, piano room and home office. The Chef's custom eat in kitchen features Thermador appliances, a large island and a fireplace. There are also fireplaces in the formal dining room and living room. The 2nd floor features the main bedroom, which is the utmost of luxury. Large, airy and filled with natural light. The room's fireplace opens to the bedroom and to its tranquil sitting area, There are multiple oversized closets and an outdoor balcony. Its ensuite bathroom features a large jacuzzi, beautiful cabinetry and counter tops, enormous walk in shower and an outdoor balcony overlooking the gardens. The 3 additional large bedrooms with ensuite bathrooms complete the 2nd floor. All with oversized closets and balcony access. The attic space is fully finished as an entertainment/lounge area with a full bar. The basement with its high ceilings consists of a large family/game room, an additional kitchen and a large full bath. It also has two additional bedrooms, a large home gym and direct access to the back yard. The well manicured outdoor grounds feature a large multilevel stone patio, a Gunite in ground pool with waterfalls, a tennis court and a additional BBQ/entertainment detached structure with a Lynx BBQ Grille, lounge area, large island and fireplace. The all white, approximately 1,000 square foot addition is stunning and fantastic for hosting friends and family. Three car heated garage is attached for your convenience. Prestigious Jericho School District. Call to schedule a private tour of this stunning estate in the heart of Old Westbury.