Welcome to 3658-3664 Marlborough Ave, a fully renovated 4-plex located in a quiet and welcoming gated community in the heart of University Heights. This upgraded multi-unit investment property sits on a large lot, providing room to expand and add value. With the property located in a Transit Priority Area, investors benefit from increased development flexibility and the potential to build additional ADUs, maximizing long-term returns. Each unit has been thoughtfully designed for comfortable living, with modern finishes, open floor plans, and updated kitchens featuring essential appliances. Stylish, easy-to-maintain flooring runs throughout all units, and large windows bring in plenty of natural light. The property also features secure gated access, on-site laundry, and convenient street parking for residents. The location offers unbeatable access to San Diego&#39's top attractions—Balboa Park, Hillcrest, and the trendy cafes and shops of City Heights are just minutes away. Tenants also enjoy quick access to public transportation, making daily commutes simple. This 4-plex is a rare opportunity to own a high-demand rental in a prime neighborhood, with strong income potential and future development upside. Whether you&#39're expanding your portfolio or entering the San Diego market, this is a smart, turnkey investment you won&#39't want to miss.