Chattanooga vs Lafayette
Cost of Living Comparison · 2026
Chattanooga
Lafayette
The Verdict
Chattanooga is 1.1% less expensive than Lafayette overall. A household earning $75,000 in Chattanooga would need approximately $75,843 in Lafayette to maintain the same standard of living.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in Chattanooga has the same purchasing power as $75,843 in Lafayette.
Conversely, $75,000 in Lafayette equals $74,167 in Chattanooga.
Living in Chattanooga vs Lafayette
Housing Costs
Chattanooga's housing index of 76 is higher Lafayette's 73, translating to median home prices of $255,000 vs $214,000. The $41,000 difference in home prices means roughly $2,664 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,200/mo in Chattanooga compared to $1,100/mo in Lafayette, a monthly difference of $100.
Grocery & Food Costs
Grocery expenses index at 94 in Chattanooga and 96 in Lafayette. A household spending the national average of $475/month on groceries would pay approximately $447/month in Chattanooga vs $456/month in Lafayette. 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 91 in Chattanooga and 97 in Lafayette. Monthly utility bills average approximately $364 in Chattanooga vs $388 in Lafayette. Utility costs are relatively comparable between these two cities.
Healthcare
Healthcare costs index at 92 in Chattanooga and 80 in Lafayette. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. The 12-point gap reflects real differences in provider costs, insurance market competition, and regional healthcare infrastructure.
Income & Purchasing Power
Median household income is $46,054 in Chattanooga and $61,900 in Lafayette. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $51,746 and $68,778 respectively. Lafayette residents come out ahead in real purchasing power.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $1,075/month to housing in Chattanooga vs $1,444/month in Lafayette. In Chattanooga, median rent of $1,200/mo exceeds this threshold, suggesting renters may feel stretched. In Lafayette, median rent of $1,100/mo remains manageable. The biggest category-level difference between these two cities is Healthcare, where the gap is 12 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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