A mansion is commonly defined as a luxury home with at least 5,000 square feet of living space, though depending on the location, the qualifying size may be even larger at 8,000 or more square feet.

Five bedrooms. A ballroom. A full-time chef. The official mayoral residence in New York City could not be more different from Zohran Mamdani’s current home. Gracie Mansion sits at the top of Carl ...

Ventfort Hall, an 1893 mansion built for J.P. Morgan’s sister, was in disrepair. The living and the dead teamed up to save it. Ventfort Hall, an 1893 mansion built for J.P. Morgan’s sister, was in ...

Ted Kritikos, of Daniel Gale Sotheby's International Realty, recently helped some Long Islanders purchase a four-bedroom, three-bathroom home in Bayville. Built in 1994, the Colonial-style house ...