51 Mersereau Avenue, Staten Island, NY, 10303

Discover a perfect owner-occupied opportunity in Mariners Harbor! This beautifully updated two-family semi-attached home features 6 bedrooms and 3 baths across two spacious duplex-style units. Renovated top to bottom with a new roof, siding, windows, spray-foam insulation, and separate utilities—ideal for easy management and lower energy costs. Live in one unit and rent the other to offset your mortgage, or rent both for strong cash flow potential. Enjoy off-street parking, a private yard, and a quiet residential block minutes from Forest Ave shopping, schools, and transportation. Whether you’re a first-time buyer or investor, this property blends modern comfort with smart value in one of Staten Island’s most promising areas.