409a Main Street Rare opportunity to own a brand-new luxury duplex just steps from Historic Downtown McKinney. This three-story new construction offers nearly 7, 000 square feet total (approx. 3, 490 SF per side), blending modern design with unmatched flexibility for investors, multi-generational living, or owner-occupants seeking rental income. Each unit features 5 bedrooms, 3 full baths, a private 2-car garage, and a fenced yard ideal for pets. Thoughtfully designed for functionality and comfort, the main level includes a spacious island kitchen with pantry, refrigerator included, open living and dining areas, plus a bedroom and full bath—perfect for guests or multi-gen needs. Upstairs, the primary suite offers a private balcony overlooking the back of the property, a spa-style en suite bath with garden tub, separate shower, and an oversized walk-in closet. Additional bedrooms and baths are well positioned for privacy and flow. The third floor provides a large bonus living area ideal for a media room, home office, or additional flex space. Whether purchased as a full investment property or a house-hack opportunity—live in one side and lease the other—this property offers strong rental potential in one of McKinney’s most desirable walkable locations. Enjoy boutique shopping, dining, nightlife, and year-round events just minutes away. New construction, downtown proximity, rare 5-bedroom layout per side, and income-producing versatility make this a standout asset in Collin County.