Exceptional custom home in Arnold's Way! Best of in-town living w/Main Street address, yet private cul de sac enclave w/sidewalks to Ballard Park, library, theaters, shopping, restaurants, Katonah shuttle, & approx. 1 hour's drive to NYC. Total 5,721 sf on 4 finished levels w/detached garage & finished studio above. Light, bright & open floor plan boasting top of the line chef's kitchen w/sunny breakfast room, open to the spacious FR showcasing fplc w/cstm mantle/surround, walls of French doors/windows, & cstm built-in bookshelves w/lower cabinetry. Cooks will love the DCS prof. gas range w/pot filler, DCS warming drawer, double dishwashers incl. Fisher Paykel drawer unit, SubZero fridge, & the perfect cappuccino from the built-in Miele coffee station. Total 6-7 BRs, 5/1 bths, cstm mill-work, built-ins, & Brazilian cherry floors. Other highlights: elegant main floor library w/floor to ceiling cstm cherry paneling, marble gas fplc, & cherry coffered ceiling; spacious DR & butler's pantry w/wine fridge/ice for large gatherings; MBR suite featuring sitting room w/French doors to balcony & spa-like bath w/claw foot tub, steam shower, & htd floor; two additional 2nd floor bedrooms w/J&J bath; & 3rd floor w/3 more bedrooms & full bath. Lower level media room, office, & optional BR w/full bath, ideal for in-law or au-pair, plus finished loft above garage for home office, studio, or gym. Manicured half acre w/flowering gardens, stone patio, irrigation, town water/sewer. Don't miss!