Located in the best part of Park Slope, 275 6th Ave #1 is a stunning townhouse alternative nestled inside of a gorgeous 1920 limestone row house. Spanning nearly 3000 sqft, this brand new duplex is part of a four-unit boutique condominium. Offering the rare combination of modern luxury, expansive living, and coveted private outdoor space on a picturesque and tree-lined street, 275...