Rare and gated sanctuary w/ pool, tennis court, pond & peekaboo Hudson River views in Westchester's most exclusive Matthiessen Park. An unparalleled property situated on a private road. Privacy & serenity in the heart of Irvington-on-Hudson, steps to 46 mile Croton Aqueduct Walking, Running & Biking Trail, the Village, top Restaurants & Train Station for a 37min ride to Grand Central. This 6,000sqft architectural beauty has over 3 floors plus a stunning LL w/ 1500-bottle wine cellar, dining room, wet-bar, state-of-the-art home theatre, gym & full bath. Every space boasts deluxe custom finishes & amenities chef's kitchen, mudroom, formal dining & living rooms, sunroom, office library & 6 ensuite bedrooms including master w/ office. Multiple french doors open to new stone patios & glorious gardens w/ fairytale-like bridges. Top ranked schools, located under 4 miles to Hackley & Masters schools, under 14 miles to Brunswick, Sacred Heart Greenwich, Fieldston, Horace Mann & Riverdale.