What are the top 10 most expensive real estate markets in the world right now?

As of 2021, the top 10 most expensive real estate markets in the world include:

1. Monaco
2. Hong Kong
3. London, United Kingdom
4. New York City, United States
5. Singapore
6. Geneva, Switzerland
7. Paris, France
8. Shanghai, China
9. Sydney, Australia
10. Tokyo, Japan

Please note that real estate market rankings can fluctuate over time and can vary depending on factors such as property types, neighborhoods, and economic conditions.