Nestled on a spacious corner lot of nearly 10,000 sq. ft., this remarkable multi-unit property offers endless possibilities for homeowners and investors alike. Located just 3 blocks from the vibrant Pearl Street Mall, on the corner of prestigious Mapleton Avenue, this property combines the charm of Downtown Boulder living with the potential for income generation or multi-generational living. The main residence spans almost 2,000 sq. ft. and features 4 bedrooms, 2 bathrooms, and multiple distinct living areas, all freshly painted to enhance its welcoming atmosphere. The lower level includes a 709 sq. ft. lock-off apartment with a private driveway and entrance, complete with a living area, a full kitchen and dining space, a separate bedroom, small bonus room, and private laundry, and access to an additional 576 sq. ft. of unfinished storage/mechanical space. Adjacent to the main house, the 460+ sq. ft. detached guest house is a fully self-contained unit offering a bedroom, living space, kitchen, bathroom, and a private outdoor seating area-ideal for guests, in-law accommodations, or rental income. For added convenience, the property includes a carport with an electric vehicle charger. In addition, there is a 240 sq. ft. detached garage which has gas heat, an has a history of being rented separately, offering even more potential income opportunities. This unique property presents unmatched versatility: live in the main home and rent out the lock-off apartment and carriage house, or customize the units to suit your needs. With all units currently available, new owners have complete flexibility to design their living or investment vision. Don't miss this rare opportunity to own a property that combines an incredible location, adaptable living spaces, and the potential for significant income in one of Boulder's most coveted neighborhoods.