Introducing 656–662 6th Street – a rare full-duplex opportunity in Castle Rock. Whether you're looking for a smart investment, multi-generational living, or the chance to live in one side and rent the other, this versatile property delivers value, space, and potential in one complete package. A spacious side-by-side duplex located in the heart of Castle Rock. Each unit features over 2,600 sq ft of living space with 3 bedrooms, 3 bathrooms, a main-floor ensuite, walkout basement, private fenced yard, front deck, and an attached garage. Both units mirror each other and are currently tenant-occupied on flexible month-to-month leases, offering options for retaining current tenants and enjoying immediate rental income. Or live in one side and help pay your mortgage by renting the other side. Or live in one side and use the other for extended family needs. This property presents an outstanding opportunity for investors seeking long-term upside. Castle Rock is one of the Front Range’s most desirable communities and offers strong market demand and upward trending rents. Uniquely located within walking distance to the chic ambiance of Castle Rock’s upscale shopping, restaurants and events. Again, this is a rare find—whether you're investing for the first time, expanding your portfolio, or seeking flexible living with income potential. Don't miss your chance to own a high-performing asset in a high-demand location—schedule your private showing today and explore the possibilities at 656–662 6th Street.