City Comparison

Boulder vs Sioux City

Cost of Living Comparison · 2026

Boulder

Colorado
148
Expensive
$750,000
Median Home
$2,300/mo
Median Rent
$73,123
Median Income

Sioux City

Iowa
86
Below Average
$182,000
Median Home
$875/mo
Median Rent
$65,500
Median Income

The Verdict

72.1%

The cost gap between these cities is 72.1%, with Sioux City being the more affordable option. A $75,000 income in Boulder has equivalent purchasing power to $43,581 in Sioux City.

Category-by-Category Breakdown

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

Housing
230
Boulder
74
Sioux City
Groceries
107
Boulder
97
Sioux City
Utilities
94
Boulder
89
Sioux City
Transportation
103
Boulder
92
Sioux City
Healthcare
104
Boulder
101
Sioux City

Salary Equivalence

A $75,000 salary in Boulder has the same purchasing power as $43,581 in Sioux City.

Conversely, $75,000 in Sioux City equals $129,070 in Boulder.

Living in Boulder vs Sioux City

Housing Costs

Boulder's housing index of 230 is higher Sioux City's 74, translating to median home prices of $750,000 vs $182,000. The $568,000 difference in home prices means roughly $36,924 per year in additional mortgage costs at current rates. Renters face a similar gap: $2,300/mo in Boulder compared to $875/mo in Sioux City, a monthly difference of $1,425.

Grocery & Food Costs

Grocery expenses index at 107 in Boulder and 97 in Sioux City. A household spending the national average of $475/month on groceries would pay approximately $508/month in Boulder vs $461/month in Sioux City. Sioux City offers a meaningful advantage on everyday food costs, saving roughly $564/year.

Utility Expenses

Utility costs — electricity, gas, water, internet — index at 94 in Boulder and 89 in Sioux City. Monthly utility bills average approximately $376 in Boulder vs $356 in Sioux City. Utility costs are relatively comparable between these two cities.

Healthcare

Healthcare costs index at 104 in Boulder 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 $73,123 in Boulder and $65,500 in Sioux City. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $49,407 and $76,163 respectively. Sioux City residents come out ahead in real purchasing power.

Relocation Considerations

Under the standard 28% rule, a median-income household can allocate $1,706/month to housing in Boulder vs $1,528/month in Sioux City. In Boulder, median rent of $2,300/mo exceeds this threshold, suggesting renters may feel stretched. In Sioux City, median rent of $875/mo remains manageable. The biggest category-level difference between these two cities is Housing, where the gap is 156 index points — focus your budget analysis there.

Frequently Asked Questions

Sioux City is 72.1% more affordable overall with an index of 86 vs 148.
A $75,000 salary in Boulder has equivalent purchasing power to approximately $43,581 in Sioux City, based on the cost of living difference.
Boulder's housing index is 230 with median homes at $750,000, while Sioux City's is 74 with median homes at $182,000.

Moving & Relocation Resources

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