City Comparison

Augusta vs Rapid City

Cost of Living Comparison · 2026

Augusta

Maine
89
Below Average
$250,000
Median Home
$950/mo
Median Rent
$56,200
Median Income

Rapid City

South Dakota
98
Average
$325,000
Median Home
$1,100/mo
Median Rent
$70,900
Median Income

The Verdict

9.2%

Living in Augusta costs 9.2% less than Rapid City. To match the purchasing power of a $75,000 salary in Augusta, you would need $82,584 in Rapid City.

Category-by-Category Breakdown

Index values · National average = 100 · Lower is more affordable

Housing
72
Augusta
91
Rapid City
Groceries
99
Augusta
102
Rapid City
Utilities
108
Augusta
87
Rapid City
Transportation
102
Augusta
102
Rapid City
Healthcare
114
Augusta
107
Rapid City

Salary Equivalence

A $75,000 salary in Augusta has the same purchasing power as $82,584 in Rapid City.

Conversely, $75,000 in Rapid City equals $68,112 in Augusta.

Living in Augusta vs Rapid City

Housing Costs

Augusta's housing index of 72 is lower Rapid City's 91, translating to median home prices of $250,000 vs $325,000. The $75,000 difference in home prices means roughly $4,872 per year in additional mortgage costs at current rates. Renters face a similar gap: $950/mo in Augusta compared to $1,100/mo in Rapid City, a monthly difference of $150.

Grocery & Food Costs

Grocery expenses index at 99 in Augusta and 102 in Rapid City. A household spending the national average of $475/month on groceries would pay approximately $470/month in Augusta vs $485/month in Rapid City. 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 108 in Augusta and 87 in Rapid City. Monthly utility bills average approximately $432 in Augusta vs $348 in Rapid City. 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 114 in Augusta and 107 in Rapid City. 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 $56,200 in Augusta and $70,900 in Rapid City. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $63,146 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 $1,311/month to housing in Augusta vs $1,654/month in Rapid City. In Augusta, median rent of $950/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 Utilities, where the gap is 21 index points — focus your budget analysis there.

Frequently Asked Questions

Augusta is 9.2% more affordable overall with an index of 89 vs 98.
A $75,000 salary in Augusta has equivalent purchasing power to approximately $82,584 in Rapid City, based on the cost of living difference.
Augusta's housing index is 72 with median homes at $250,000, while Rapid City's is 91 with median homes at $325,000.

Moving & Relocation Resources

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