This stunning mixed-use building is located on Main Street (Lake Cook Road) in the heart of Downtown Barrington, offering a prime investment or owner-user opportunity. The main floor features approximately 2,000 square feet of fully updated commercial space, formerly used as a Medi-spa. Inside, you’ll find a beautifully designed reception area, a welcoming waiting room, six private offices, two restrooms, a kitchenette, and access to a rear porch-making it ideal for a variety of professional or wellness uses. The second floor includes two residential apartments. The first is a spacious, updated two-bedroom, one-bathroom unit with an eat-in kitchen and a comfortable living room, and a private porch. The second is a charming one-bedroom, one-bathroom unit that includes an eat-in kitchen, living room, and a private porch. This unit is currently occupied by a long-term tenant, providing immediate rental income. The finished basement adds further versatility with additional office space, multiple storage rooms, and a dedicated laundry area. The property also offers eight on-site parking spaces and is zoned B-2, allowing for a wide range of commercial uses.