Who owns the biggest mansion in the world?
Who owns the biggest mansion in the world? The biggest house in the world is the Istana Nurul Iman, with a massive 2.15 million sq ft (200,000 m2). It is located in Brunei and serves as the residence of the Sultan of Brunei, Hassanal Bolkiah. This huge mansion has a 5,000-person banquet hall.
What is the largest privately owned mansion in the United States?
1. Biltmore Estate (Asheville, North Carolina): 175,000 square feet. The Biltmore Estate isn't just the largest privately owned house in the United States — it blows the competition out of the water.