3307 Halliday Avenue Located in the heart of Tower Grove East, this impressive historic two-family offers over 3, 400 square feet of living space with remarkably spacious units, exceptional original character, and a location convenient to Tower Grove Park and neighborhood restaurants, shops, and amenities. Each unit offers generous living and dining spaces filled with the architectural details that make St. Louis homes so special, including original millwork, functional pocket doors, beautiful fireplace mantels with original tile, built-in cabinetry, and classic butler's pantries. Both units feature spacious kitchens with original custom cabinetry and adjoining sunrooms that provide valuable additional living space-perfect for a home office, reading room, or everyday retreat. The expansive layouts provide flexibility for both owner-occupants and investors, with each unit offering the space and character that can be difficult to find in a traditional duplex. Separate laundry areas add everyday convenience, while the fenced backyard provides additional outdoor space to enjoy. With its substantial square footage, beautiful historic details, flexible floor plans, and desirable Tower Grove East location near Tower Grove Park, South Grand, restaurants, shopping, and easy highway access, this is a rare opportunity to own a distinctive piece of St. Louis architecture while enjoying the benefits of a two-family property.