Kent vs Rapid City
Cost of Living Comparison · 2026
Kent
Rapid City
The Verdict
The cost gap between these cities is 39.8%, with Rapid City being the more affordable option. A $75,000 income in Kent has equivalent purchasing power to $53,650 in Rapid City.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in Kent has the same purchasing power as $53,650 in Rapid City.
Conversely, $75,000 in Rapid City equals $104,847 in Kent.
Living in Kent vs Rapid City
Housing Costs
Kent's housing index of 195 is higher Rapid City's 91, translating to median home prices of $595,000 vs $325,000. The $270,000 difference in home prices means roughly $17,556 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,750/mo in Kent compared to $1,100/mo in Rapid City, a monthly difference of $650.
Grocery & Food Costs
Grocery expenses index at 109 in Kent and 102 in Rapid City. A household spending the national average of $475/month on groceries would pay approximately $518/month in Kent vs $485/month in Rapid City. Rapid City offers a meaningful advantage on everyday food costs, saving roughly $396/year.
Utility Expenses
Utility costs — electricity, gas, water, internet — index at 92 in Kent and 87 in Rapid City. Monthly utility bills average approximately $368 in Kent vs $348 in Rapid City. Utility costs are relatively comparable between these two cities.
Healthcare
Healthcare costs index at 122 in Kent and 107 in Rapid City. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. The 15-point gap reflects real differences in provider costs, insurance market competition, and regional healthcare infrastructure.
Income & Purchasing Power
Median household income is $98,300 in Kent and $70,900 in Rapid City. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $71,752 and $72,347 respectively. Rapid City residents come out ahead in real purchasing power.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $2,294/month to housing in Kent vs $1,654/month in Rapid City. In Kent, median rent of $1,750/mo fits within this budget. In Rapid City, median rent of $1,100/mo remains manageable. The biggest category-level difference between these two cities is Housing, where the gap is 104 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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