Round Rock vs Sioux City
Cost of Living Comparison · 2026
Round Rock
Sioux City
The Verdict
Sioux City is 17.4% less expensive than Round Rock overall. A household earning $75,000 in Round Rock would need approximately $63,861 in Sioux City to maintain the same standard of living.
Category-by-Category Breakdown
Index values · National average = 100 · Lower is more affordable
Salary Equivalence
A $75,000 salary in Round Rock has the same purchasing power as $63,861 in Sioux City.
Conversely, $75,000 in Sioux City equals $88,081 in Round Rock.
Living in Round Rock vs Sioux City
Housing Costs
Round Rock's housing index of 92 is higher Sioux City's 74, translating to median home prices of $413,000 vs $182,000. The $231,000 difference in home prices means roughly $15,012 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,400/mo in Round Rock compared to $875/mo in Sioux City, a monthly difference of $525.
Grocery & Food Costs
Grocery expenses index at 96 in Round Rock and 97 in Sioux City. A household spending the national average of $475/month on groceries would pay approximately $456/month in Round Rock vs $461/month in Sioux 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 109 in Round Rock and 89 in Sioux City. Monthly utility bills average approximately $436 in Round Rock vs $356 in Sioux 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 96 in Round Rock and 101 in Sioux 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 $100,500 in Round Rock and $65,500 in Sioux City. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $99,505 and $76,163 respectively. Round Rock residents enjoy stronger real purchasing power despite higher nominal wages.
Relocation Considerations
Under the standard 28% rule, a median-income household can allocate $2,345/month to housing in Round Rock vs $1,528/month in Sioux City. In Round Rock, median rent of $1,400/mo fits within this budget. In Sioux City, median rent of $875/mo remains manageable. The biggest category-level difference between these two cities is Utilities, where the gap is 20 index points — focus your budget analysis there.
Frequently Asked Questions
Moving & Relocation Resources
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