90 Quaker Avenue Step into a true piece of Cornwall history with this extraordinary 4, 100 sq ft residence, originally built in 1780 and gracefully set on 1.9 picturesque acres. Lovingly maintained and rich with character, this one-of-a-kind home seamlessly blends timeless charm with thoughtful modern updates. A grand two-story foyer welcomes you with a stunning winding staircase, setting an elegant tone from the moment you enter. The sun-drenched living room flows effortlessly into a cozy sunken den, while the formal dining room provides a beautiful setting for gatherings. The renovated kitchen (2020) features its own wood burning stove, butcher block island, granite countertops, stainless steel appliances, and a convenient back pantry with direct access to the backyard. A mudroom, dedicated office area, and a charming half bath complete the main level. Upstairs, accessible via two staircases, you'll find a bright and inviting second level. The gorgeous primary bedroom offers an attached sitting room-perfect for relaxing with a good book-along with three additional spacious bedrooms and two full baths. There is an additional flex room to use however you please. Original wide plank hardwood floors run throughout the home, meticulously refinished to highlight their historic beauty, while five fireplaces add warmth and character at every turn. Outside, the property is nothing short of exceptional. Enjoy a private in-ground pool with pool shed, tennis court, organic vegetable garden, multiple perennial gardens, and mature landscaping that creates a serene, estate-like setting. A thoughtfully integrated cistern system with pump collects rainwater, providing a sustainable and practical resource for maintaining the grounds. A side porch and rear patio with pergola provide the perfect spaces for outdoor entertaining or quiet relaxation. Additional highlights include a brand new boiler and hot water heater (March 2026), a huge walk-up attic, and an unfinished walk-out basement offering ample storage. Ideally located just minutes to local restaurants, shops, Cornwall Town Park, the library, and the Hudson River, with easy access to Route 9W, I-84, and I-87 for commuters. This is a rare opportunity to own a truly majestic home steeped in history, charm, and timeless elegance.