Isis is a new construction condominium with a prime Upper East Side location at 303 East 77th Street. There's more to Isis than a plum spot on the Upper East Sde, though: the condominiums for sale at Isis offer luxurious amenities and one of the rarest luxuries in Manhattan real estate -- privacy. With spacious condos for sale and just 32 apartments spread over the building's 18 floors, Isis isn't just one of the most family-friendly condominium listings on the Upper East Side. It's one of the most private condo listings in Manhattan, period.

Maison East, at 1438 Third Avenue, is a new condominium conversion located on Manhattan's Upper East Side, offering luxury apartments for sale. In this sought-after neighborhood, Maison East provides a living experience unlike any other in New York City, conveniently located near the finest schools and surrounded by great restaurants, museums and shops.

Casa 74, at 255 East 74th Street, is a new condominium building located on Manhattan's Upper East Side, offering luxury apartments for sale. This striking, 30-story residential tower draws in spectacular New York City views and has units ranging from large one-bedrooms to 3,500-square-foot, five-bedroom family apartments.

The Merritt House, located on 167 East 82nd Street, combines its pre-war charm with a modern feel that makes this luxurious structure one of the finest buildings in New York City. Recently converted into a condominium, the Merritt House offers one and two bedroom apartments situated among the Brownstones of the Upper East Side.