Most Expensive States To Live In 2024 Ranked By Population. Singapore singapore ranks as the most expensive city in the world in 2024, a repeat win for the country, which also ranked first place in 2023. Coli values are relative to a.

Compare them with other states and cities on world population. States with the highest cost of living are mostly found on the coasts, with hawaii (184), massachusetts (149.7), california (137.6), and new york (134.5) leading the way.