This is a once-in-a-lifetime opportunity to acquire one of the finest and largest homes in the exclusive gated community of Breakenridge Farm in Oak Brook. Promising unrivaled peace and privacy on 3.5 acres of wooded and landscaped grounds, this elegant custom-built home is a must-see for the discerning buyer. Beyond the timeless brick and limestone facade of this 24,000-square-foot residence, the 8-bedroom, 9 full bathroom, 5 powder room floor plan has been designed to enhance your lifestyle. At the heart of the home, the expansive, custom kitchen features granite counters and stainless commercial appliances including a 6-burner range, double oven and pot-filler faucet. The kitchen's large dining area has a fireplace and opens to a backyard terrace. Ready to host your formal gatherings, the 800 square-foot living room boasts 20' coffered ceilings, a limestone fireplace and panoramic floor-to-ceiling vistas of your parklike grounds. Large enough for a 14-person table, the formal dining room boasts lovely views and a wet bar with beverage refrigerator. Also on the main floor, you'll find a large family room ideal for casual gatherings and a cozy study with vaulted ceilings, brick fireplace and built-in bookcase. In a secluded wing of the main floor, the 3,000 square-foot primary suite boasts a colonnaded entry, custom limestone fireplace, private balcony and a sitting area with its own fireplace. There are two 300-square-foot closets featuring custom hardwood built-ins and a marble-topped dressing island. The sumptuous en suite bath has two separated vanities, a large jetted soaking tub, and tiled walk-in shower with rainforest and body-surround shower heads. Completing the main floor are two laundry rooms and a casual great room with coffered ceiling, fireplace and wet bar. Reached by elevator, private back stairs or the grand main staircase, the second floor has hardwood floors throughout, another full-size laundry room, and 6 bedrooms each with private en suite bath. Designed to benefit body and spirit, the lower walkout level features a large indoor swimming pool and hot tub, full-size sport court for basketball and volleyball, billiard room, exercise room and a central great room with a large custom-built bar and bricked walk-in wine cellar. There are also multiple utility rooms and storage closets on the lower level along with another en suite bedroom. This one-of-a-kind residence has an attached 3-car garage as well as a 3-car detached garage with car lifts.