Welcome to 21 Old Mill Street - an exceptional POWER OF SALE opportunity offering a rare chance to acquire a private luxury estate set on 16 pristine acres, with over 8,100 square feet of exquisitely finished living space.Arrive via a serene, tree-lined setting and discover a masterfully crafted 6-bedroom residence where timeless elegance meets modern luxury. Designed for both grand entertaining and refined everyday living, this custom-built home showcases a breathtaking open-concept layout with soaring 9-foot ceilings, an abundance of natural light, and over 250 designer pot lights that create a warm, sophisticated ambiance throughout. The gourmet kitchen is beautifully appointed with premium granite surfaces, seamlessly flowing into expansive principal rooms ideal for hosting on any scale.The main level offers a lavish primary retreat alongside three generously sized bedrooms, delivering both comfort and convenience. A thoughtfully designed in-law or executive suite with a private entrance provides exceptional flexibility-perfect for multi-generational living, guest accommodations, or a discreet home-based business.The fully finished lower level elevates the lifestyle experience with a private home theatre, spacious recreation lounge, fitness area, and additional living quarters-creating a complete resort-like environment within your own home.Outdoors, the estate continues to impress with endless possibilities across 16 acres of private land-ideal for leisure, future expansion, or entrepreneurial use. A detached four-car garage, dual water sources (drilled and dug wells), and an oversized septic system further enhance the functionality of this remarkable offering.Perfectly positioned on a quiet street with convenient access to Highway 403, this is a rare opportunity to secure a distinguished estate that seamlessly blends luxury, privacy, and versatility.