San Francisco ranked as one of the most expensive cities to live in, according to Numbeo. 1 most expensive city to live in: Geneva, SwitzerlandCost of Living Index Score: 101.7 Geneva, Switzerland, is the most expensive city in the world to live in, according to the Cost of Living Index. 10 most expensive cities in the worldGeneva, Switzerland Zurich, Switzerland New York, New York San Francisco, California, United States Boston, Massachusetts, United States Reykjavik, Iceland Washington D.C., United States Seattle, Washington, United States Los Angeles, California, United States Chicago, Illinois, United States Zurich is the No. 2 most expensive city to live in the world. New York City, New York, United States Alexander Spatari | Moment | Getty Images

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Persons: Numbeo, ‘, Switzerland Alberto Mazza, Switzerland Didier Marti, United States Alexander Spatari Organizations: Francisco, City, Big Apple, Cities, United Nations, Iceland Washington D.C Locations: New York City, States, Geneva, Switzerland, New York, Switzerland Zurich, Switzerland New York , New York San Francisco , California, United States Boston , Massachusetts, United States Reykjavik, Iceland Washington, United States Seattle, Washington, United States Los Angeles , California, United States Chicago , Illinois, United States Zurich, Zurich, Numbeo, New York City , New York, United States