From palatial waterfront estates to Hamptons compounds with polo fields, Long Island’s most expensive homes aren’t just places to live — they’re full-blown lifestyles. Across Nassau and Suffolk ...

The Osofsky House, designed by the architect Norman Jaffe, has hit the market for $18 million on Shelter Island. It spans six ...

The home is in Stamford’s desirable Westover section, near downtown Stamford and the Merritt Parkway, and is about an hour from Manhattan by car. The lower level is partially unfinished.