City Comparison

Portland vs Rapid City

Cost of Living Comparison · 2026

Portland

Oregon
130
Expensive
$480,000
Median Home
$1,800/mo
Median Rent
$71,005
Median Income

Rapid City

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

The Verdict

32.7%

Living in Rapid City costs 32.7% less than Portland. To match the purchasing power of a $75,000 salary in Portland, you would need $56,538 in Rapid City.

Category-by-Category Breakdown

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

Housing
168
Portland
91
Rapid City
Groceries
105
Portland
102
Rapid City
Utilities
94
Portland
87
Rapid City
Transportation
113
Portland
102
Rapid City
Healthcare
108
Portland
107
Rapid City

Salary Equivalence

A $75,000 salary in Portland has the same purchasing power as $56,538 in Rapid City.

Conversely, $75,000 in Rapid City equals $99,490 in Portland.

Living in Portland vs Rapid City

Housing Costs

Portland's housing index of 168 is higher Rapid City's 91, translating to median home prices of $480,000 vs $325,000. The $155,000 difference in home prices means roughly $10,080 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,800/mo in Portland compared to $1,100/mo in Rapid City, a monthly difference of $700.

Grocery & Food Costs

Grocery expenses index at 105 in Portland and 102 in Rapid City. A household spending the national average of $475/month on groceries would pay approximately $499/month in Portland 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 94 in Portland and 87 in Rapid City. Monthly utility bills average approximately $376 in Portland vs $348 in Rapid City. Utility costs are relatively comparable between these two cities.

Healthcare

Healthcare costs index at 108 in Portland 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 $71,005 in Portland and $70,900 in Rapid City. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $54,619 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 $1,657/month to housing in Portland vs $1,654/month in Rapid City. In Portland, median rent of $1,800/mo exceeds this threshold, suggesting renters may feel stretched. 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 77 index points — focus your budget analysis there.

Frequently Asked Questions

Rapid City is 32.7% more affordable overall with an index of 98 vs 130.
A $75,000 salary in Portland has equivalent purchasing power to approximately $56,538 in Rapid City, based on the cost of living difference.
Portland's housing index is 168 with median homes at $480,000, while Rapid City's is 91 with median homes at $325,000.

Moving & Relocation Resources

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