Exceptional investment opportunity in the heart of Fairplay! This fully remodeled, turn-key five-unit apartment style building offers immediate income potential in one of Colorado's fastest-growing mountain communities. Rich in local history, 550 Castello Avenue has been extensively renovated over the past several years, blending historic character with modern updates to create an attractive, low-maintenance asset. The property encompasses more than 5,300 square feet and features five spacious apartments totaling 13 bedrooms. Every unit has been thoughtfully updated with new kitchens, remodeled bathrooms, updated flooring, fresh interior paint, modern lighting, new water heaters, and numerous additional improvements. A new roof further enhances the property's long-term value, allowing investors to focus on generating income rather than deferred maintenance. Ideally situated just two blocks from Highway 9 and only 22 miles from world-renowned Breckenridge Resort, the location offers year-round rental demand driven by recreation, tourism, and the growing local workforce. Additional amenities include a common-area laundry room, abundant off-street parking with a wraparound driveway, an unfinished basement providing additional storage or future potential, and an on-site dumpster. Unit 1 offers 3 bedrooms, 1 bathroom, a dining room, mudroom, and ground-level access. Unit 2 features 4 bedrooms, 13/4 bathrooms, and an upper-level deck. Unit 3 includes 2 bedrooms, 11/2 bathrooms, an office, and ground-level access. Unit 4 offers 2 bedrooms, 1 bathroom, a dining area, and an upper-level deck. Unit 5 features 2 bedrooms, 1 bathroom, a mudroom, walk-in pantry, walk-in closet, unfinished basement access, and ground-level entry. Whether you're expanding your portfolio or seeking a high-performing mountain investment, this rare multi-family opportunity is ready to produce income from day one. See attached floor plans and Matterport tours for additional details.