City Comparison

Antioch vs Rapid City

Cost of Living Comparison · 2026

Antioch

California
147
Expensive
$610,000
Median Home
$2,250/mo
Median Rent
$97,500
Median Income

Rapid City

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

The Verdict

50.0%

The cost gap between these cities is 50.0%, with Rapid City being the more affordable option. A $75,000 income in Antioch has equivalent purchasing power to $50,000 in Rapid City.

Category-by-Category Breakdown

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

Housing
193
Antioch
91
Rapid City
Groceries
107
Antioch
102
Rapid City
Utilities
156
Antioch
87
Rapid City
Transportation
140
Antioch
102
Rapid City
Healthcare
122
Antioch
107
Rapid City

Salary Equivalence

A $75,000 salary in Antioch has the same purchasing power as $50,000 in Rapid City.

Conversely, $75,000 in Rapid City equals $112,500 in Antioch.

Living in Antioch vs Rapid City

Housing Costs

Antioch's housing index of 193 is higher Rapid City's 91, translating to median home prices of $610,000 vs $325,000. The $285,000 difference in home prices means roughly $18,528 per year in additional mortgage costs at current rates. Renters face a similar gap: $2,250/mo in Antioch compared to $1,100/mo in Rapid City, a monthly difference of $1,150.

Grocery & Food Costs

Grocery expenses index at 107 in Antioch and 102 in Rapid City. A household spending the national average of $475/month on groceries would pay approximately $508/month in Antioch 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 156 in Antioch and 87 in Rapid City. Monthly utility bills average approximately $624 in Antioch 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 122 in Antioch 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 $97,500 in Antioch and $70,900 in Rapid City. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $66,327 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 $2,275/month to housing in Antioch vs $1,654/month in Rapid City. In Antioch, median rent of $2,250/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 102 index points — focus your budget analysis there.

Frequently Asked Questions

Rapid City is 50.0% more affordable overall with an index of 98 vs 147.
A $75,000 salary in Antioch has equivalent purchasing power to approximately $50,000 in Rapid City, based on the cost of living difference.
Antioch's housing index is 193 with median homes at $610,000, while Rapid City's is 91 with median homes at $325,000.

Moving & Relocation Resources

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