Welcome to 6020 Copely Lane an elegant masterpiece on private one acre lot backing to parkland in the heart of McLean. This remarkable home has been expanded (7229 Sq Ft) and remodeled to transform into a modern, sophisticated 5BR/4BA home with a beautiful high end guest house attached adding additional bedroom and 2 full baths. A welcoming wide front porch welcomes you to an open and bright foyer with curved staircase. The large living room has floor to ceiling windows and wood burning fireplace. The spacious formal dinning room has timeless character with custom butler panty that includes a beverage refrigerator and great storage. High end chef's kitchen with premium appliances is elegant yet functional for every day living. Has walk in pantry, eat in area and access to huge wrap around deck offering ultimate privacy and tranquility. Kitchen is open to huge family room with remarkable architectural details offering luxury and leisure. Family room with valuted beamed ceilings , a wall of custom built-ins, gas fireplace also has door to separate guest house. Back staircase off kitchen. Mud room/ laundry room off kitchen with access to garage and side yard. Main level has home office with built-ins. Upper level:Has primary with sitting area, two walk-in closets both with designer custom shelves and drawers, and a timeless estate bath. Bath includes integrate elegant tile work, double vanities , Palladian window bump out, soaking tub and oversized shower. Nice sized 2nd with updated en-suite BA. The 3rd & 4th BR's share an updated Jack and Jill BA. Walk out Lower level: Has BR and updated bath, great for nanny suite. Separate home gym. Featuring large remarkable entertainers dream area with home cinema, game center and wet bar featuring hammer metal ceiling, beverage refrigerator, custom built-in cabinets. Walk out to stone patio with built-in fire pit for cool night gathering. Separate attached luxury guest house with garage space offers independent living. Main level entrance into living area with elegant touches. Upper level BR, designer full bath and amazing walk in closet with W/D and work area. Seller will entertain an offer to sell house furnished also. All just minutes to D.C. via Chain Bridge, GW Parkway