305 12TH AVENUE NE Under contract-accepting backup offers. Conveniently located near the waterfront and downtown St. Petersburg in Flood Zone X, this Old Northeast home blends modern convenience in a great location! Offering 3, 372 total square feet, the property includes a 2, 676-square-foot main residence with 3 bedrooms, an office/den flex space, 2.5 baths, an oversized primary suite and a 696-square-foot ADU/Guest apartment above the detached 3-car garage. Situated on a corner lot, this newer-construction home pairs timeless curb appeal with modern interiors and energy-efficient features, including spray foam insulation, double-pane low-e windows, tankless water heaters, and a metal roof. Designed with open spaces, abundant natural light, and unobstructed courtyard views, the home offers a bright, airy, and calm retreat. Interior details include wood floors, 8-ft solid-core doors, and 10–12-ft ceilings throughout the open floor plan. The kitchen and dining area offer European-style cabinetry, stainless appliances, solid-surface counters, a walk-in pantry, and a large island gathering bar. A secured private courtyard seamlessly extends the living space with an outdoor kitchen and dramatic natural stone fire-and-water feature. The backyard allows plenty of room to customize the outdoor living space and explore the possibilities of a future pool addition. The detached 3-car garage features high ceilings to accommodate larger vehicles with additional room for storage. Rare alley access with a paved parking pad offers parking for up to 5 vehicles—a coveted luxury in the neighborhood. The 1-bedroom, 1-bath ADU/Guest apartment above the garage offers a side entrance for easy access, kitchenette, laundry room, walk-in closet, and balcony—ideal for guests, extended stays, studio, home gym, office, or income potential. Located just four blocks from the waterfront and North Shore Park and seven blocks to downtown St. Petersburg, this location makes for an easy stroll, bike ride, or drive to Beach Drive, restaurants, museums, coffee shops, shopping, and parks—perfect for enjoying the restaurants, waterfront, and lifestyle that make St. Pete a great place to call home. Schedule a private showing today and start living the Florida lifestyle!