Charleston vs Twin Falls
Cost of Living Comparison · 2026
Charleston
Twin Falls
The Verdict
The cost gap between these cities is 7.6%, with Charleston being the more affordable option. A $75,000 income in Charleston has equivalent purchasing power to $81,176 in Twin Falls.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in Charleston has the same purchasing power as $81,176 in Twin Falls.
Conversely, $75,000 in Twin Falls equals $69,293 in Charleston.
Living in Charleston vs Twin Falls
Housing Costs
Charleston's housing index of 62 is lower Twin Falls's 93, translating to median home prices of $135,000 vs $380,000. The $245,000 difference in home prices means roughly $15,924 per year in additional mortgage costs at current rates. Renters face a similar gap: $850/mo in Charleston compared to $1,150/mo in Twin Falls, a monthly difference of $300.
Grocery & Food Costs
Grocery expenses index at 97 in Charleston and 98 in Twin Falls. A household spending the national average of $475/month on groceries would pay approximately $461/month in Charleston 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 92 in Charleston and 85 in Twin Falls. Monthly utility bills average approximately $368 in Charleston vs $340 in Twin Falls. Utility costs are relatively comparable between these two cities.
Healthcare
Healthcare costs index at 91 in Charleston 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 $42,034 in Charleston and $60,900 in Twin Falls. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $49,452 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 $981/month to housing in Charleston vs $1,421/month in Twin Falls. In Charleston, median rent of $850/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 31 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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