McKinney vs St. Louis
Cost of Living Comparison · 2026
McKinney
St. Louis
The Verdict
Living in St. Louis costs 24.4% less than McKinney. To match the purchasing power of a $75,000 salary in McKinney, you would need $60,268 in St. Louis.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in McKinney has the same purchasing power as $60,268 in St. Louis.
Conversely, $75,000 in St. Louis equals $93,333 in McKinney.
Living in McKinney vs St. Louis
Housing Costs
McKinney's housing index of 140 is higher St. Louis's 72, translating to median home prices of $472,000 vs $175,000. The $297,000 difference in home prices means roughly $19,308 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,900/mo in McKinney compared to $1,000/mo in St. Louis, a monthly difference of $900.
Grocery & Food Costs
Grocery expenses index at 97 in McKinney and 97 in St. Louis. A household spending the national average of $475/month on groceries would pay approximately $461/month in McKinney vs $461/month in St. Louis. 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 113 in McKinney and 95 in St. Louis. Monthly utility bills average approximately $452 in McKinney vs $380 in St. Louis. Climate differences between the two cities drive much of this gap, with heating and cooling costs varying substantially by region.
Healthcare
Healthcare costs index at 129 in McKinney and 95 in St. Louis. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. The 34-point gap reflects real differences in provider costs, insurance market competition, and regional healthcare infrastructure.
Income & Purchasing Power
Median household income is $124,200 in McKinney and $45,782 in St. Louis. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $110,893 and $50,869 respectively. McKinney residents enjoy stronger real purchasing power despite higher nominal wages.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $2,898/month to housing in McKinney vs $1,068/month in St. Louis. In McKinney, median rent of $1,900/mo fits within this budget. In St. Louis, median rent of $1,000/mo remains manageable. The biggest category-level difference between these two cities is Housing, where the gap is 68 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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