City Comparison

Rock Hill vs Twin Falls

Cost of Living Comparison · 2026

Rock Hill

South Carolina
100
Average
$305,000
Median Home
$1,125/mo
Median Rent
$65,800
Median Income

Twin Falls

Idaho
92
Below Average
$380,000
Median Home
$1,150/mo
Median Rent
$60,900
Median Income

The Verdict

8.7%

Living in Twin Falls costs 8.7% less than Rock Hill. To match the purchasing power of a $75,000 salary in Rock Hill, you would need $69,000 in Twin Falls.

Category-by-Category Breakdown

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

Housing
79
Rock Hill
93
Twin Falls
Groceries
105
Rock Hill
98
Twin Falls
Utilities
94
Rock Hill
85
Twin Falls
Transportation
103
Rock Hill
96
Twin Falls
Healthcare
106
Rock Hill
94
Twin Falls

Salary Equivalence

A $75,000 salary in Rock Hill has the same purchasing power as $69,000 in Twin Falls.

Conversely, $75,000 in Twin Falls equals $81,522 in Rock Hill.

Living in Rock Hill vs Twin Falls

Housing Costs

Rock Hill's housing index of 79 is lower Twin Falls's 93, translating to median home prices of $305,000 vs $380,000. 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: $1,125/mo in Rock Hill compared to $1,150/mo in Twin Falls, a monthly difference of $25.

Grocery & Food Costs

Grocery expenses index at 105 in Rock Hill and 98 in Twin Falls. A household spending the national average of $475/month on groceries would pay approximately $499/month in Rock Hill vs $466/month in Twin Falls. Twin Falls offers a meaningful advantage on everyday food costs, saving roughly $396/year.

Utility Expenses

Utility costs — electricity, gas, water, internet — index at 94 in Rock Hill and 85 in Twin Falls. Monthly utility bills average approximately $376 in Rock Hill vs $340 in Twin Falls. Utility costs are relatively comparable between these two cities.

Healthcare

Healthcare costs index at 106 in Rock Hill and 94 in Twin Falls. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. The 12-point gap reflects real differences in provider costs, insurance market competition, and regional healthcare infrastructure.

Income & Purchasing Power

Median household income is $65,800 in Rock Hill and $60,900 in Twin Falls. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $65,800 and $66,196 respectively. Twin Falls residents come out ahead in real purchasing power.

Relocation Considerations

Under the standard 28% rule, a median-income household can allocate $1,535/month to housing in Rock Hill vs $1,421/month in Twin Falls. In Rock Hill, median rent of $1,125/mo fits within this budget. In Twin Falls, median rent of $1,150/mo remains manageable. The biggest category-level difference between these two cities is Housing, where the gap is 14 index points — focus your budget analysis there.

Frequently Asked Questions

Twin Falls is 8.7% more affordable overall with an index of 92 vs 100.
A $75,000 salary in Rock Hill has equivalent purchasing power to approximately $69,000 in Twin Falls, based on the cost of living difference.
Rock Hill's housing index is 79 with median homes at $305,000, while Twin Falls's is 93 with median homes at $380,000.

Moving & Relocation Resources

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