Queen Elizabeth – $5.04 Billion, London

When you are the reigning monarch, you can expect that you will get to live in your own modern place. Queen Elizabeth II, who has been the reigning Queen since 1952, lives in Buckingham Palace, London. Sources estimate that the estate is worth around $5.04 billion.

There are over 700 rooms in the place, and many furniture pieces and decorations have been well-maintained for decades. Some of its amenities include a stable block and a swimming pool. The Queen is currently 94 years old, and she’s the oldest living monarch globally.