St. Louis vs Twin Falls
Cost of Living Comparison · 2026
St. Louis
Twin Falls
The Verdict
Living in St. Louis costs 2.2% less than Twin Falls. To match the purchasing power of a $75,000 salary in St. Louis, you would need $76,667 in Twin Falls.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in St. Louis has the same purchasing power as $76,667 in Twin Falls.
Conversely, $75,000 in Twin Falls equals $73,370 in St. Louis.
Living in St. Louis vs Twin Falls
Housing Costs
St. Louis's housing index of 72 is lower Twin Falls's 93, translating to median home prices of $175,000 vs $380,000. The $205,000 difference in home prices means roughly $13,320 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,000/mo in St. Louis compared to $1,150/mo in Twin Falls, a monthly difference of $150.
Grocery & Food Costs
Grocery expenses index at 97 in St. Louis and 98 in Twin Falls. A household spending the national average of $475/month on groceries would pay approximately $461/month in St. Louis vs $466/month in Twin Falls. The difference in grocery costs between these cities is relatively minor and unlikely to be a deciding factor in relocation.
Utility Expenses
Utility costs — electricity, gas, water, internet — index at 95 in St. Louis and 85 in Twin Falls. Monthly utility bills average approximately $380 in St. Louis vs $340 in Twin Falls. Utility costs are relatively comparable between these two cities.
Healthcare
Healthcare costs index at 95 in St. Louis and 94 in Twin Falls. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. Healthcare costs are relatively similar between these two cities, though individual plan costs can still vary.
Income & Purchasing Power
Median household income is $45,782 in St. Louis and $60,900 in Twin Falls. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $50,869 and $66,196 respectively. Twin Falls residents come out ahead in real purchasing power.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $1,068/month to housing in St. Louis vs $1,421/month in Twin Falls. In St. Louis, median rent of $1,000/mo fits within this budget. In Twin Falls, median rent of $1,150/mo remains manageable. The biggest category-level difference between these two cities is Housing, where the gap is 21 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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