Side-by-side cost of living comparison for 2026
44% cheaper
Louisville is 44% more affordable than Boston. A $75,000 salary in Boston is equivalent to $42,130 in Louisville.
Index values shown. National average = 100. Lower is cheaper.
To maintain the same standard of living:
See exact take-home pay: Massachusetts salaries · Kentucky salaries
Housing is typically the biggest factor in any cost-of-living comparison. Boston has a housing index of 242 while Louisville sits at 77 (national average = 100). The median home in Boston costs $620,000 compared to $210,000 in Louisville, a difference of $410,000. Monthly rent follows a similar pattern: $2,800 in Boston versus $1,100 in Louisville.
Groceries and everyday expenses show a notable difference: Boston scores 108 while Louisville scores 96.
Healthcare costs in Boston (118) are higher than Louisville (93).
Median household income in Boston is $76,298 compared to $52,238 in Louisville. When adjusted for cost of living, income goes further in Louisville.
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