10 Most Expensive States To Live In Usa 2024. Montana ranks 18th on our list, reporting a cost of living index of 103.1, according to meric. States and the district of columbia are ranked based on their cost of living index in 2023 from the least to most expensive state to live in.
The state is also the most expensive in the u.s. Cost of living index (coli) compiles the six subcategories (housing, utilities, grocery items, transportation, health care, and.