Welcome to 5548 N. Major Avenue, located in the heart of Chicago's Jefferson Park neighborhood! This well-maintained two-flat building offers excellent flexibility for owner-occupants, investors, or multi-generational living. Both units feature new flooring throughout, while the second-floor unit shines with a newly remodeled kitchen and bathroom. The bedrooms are sizable, and ample closet space is found throughout, featuring additional coat closets, pantry, and linen closets. Each unit includes individual central air conditioning and gas forced heat. The property also features a basement ready to be finished, offering endless possibilities for an additional in-law suite or duplex-down expansion. Major improvements include new electric service to the building, new water heater, a roof approximately 5 years old, newer windows, and a completely rebuilt garage featuring an impressive 12-foot ceiling and a brand-new rooftop deck above the garage. Enjoy the outdoor space with a charming brick patio in the rear yard, perfect for entertaining or relaxing. With significant updates already completed and tremendous potential to add even more value, this property is a fantastic opportunity to own a versatile two-flat in Chicago!