Location - Prime Boston Post Road Frontage! An incredible opportunity awaits in the heart of downtown Old Saybrook with this turn-key mixed-use property, ideally situated on bustling Route 1. Zoned B-2, the 2,140 sq ft commercial space offers endless possibilities for a wide range of businesses, from wellness and spa services to professional offices or retail.The main level of the commercial unit has an open-concept space, including a welcoming reception area, stylish waiting room, and a spacious shared spa or service area - all enhanced by high-end lighting and exquisite tile finishes. A kitchenette provides functionality for staff breaks or private treatments, while a half bath completes the layout.The fully remodeled lower level boasts a large open common space, two versatile rooms ideal for treatment areas or offices, and a utility zone with laundry and Bilco door access, perfect for deliveries. The residential unit offers privacy and charm, complete with a fenced patio and pergola for outdoor enjoyment. Inside, you'll find a beautifully updated kitchen with Corian counters, bar seating, and an open layout perfect for entertaining. The first floor includes a bedroom and full bath with floor-to-ceiling , while the 2nd level spans the length of the building that includes 3 spacious bedrooms all with walk-in closets plus an updated full batn.bath.Updates New windows, efficient heating and cooling units, updated electrical and a commercial fire alarm system.