City Comparison

Boise vs Springfield

Cost of Living Comparison · 2026

Boise

Idaho
106
Above Average
$420,000
Median Home
$1,400/mo
Median Rent
$60,818
Median Income

Springfield

Illinois
78
Very Affordable
$162,000
Median Home
$925/mo
Median Rent
$65,500
Median Income

The Verdict

35.9%

Living in Springfield costs 35.9% less than Boise. To match the purchasing power of a $75,000 salary in Boise, you would need $55,189 in Springfield.

Category-by-Category Breakdown

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

Housing
118
Boise
52
Springfield
Groceries
99
Boise
98
Springfield
Utilities
89
Boise
98
Springfield
Transportation
99
Boise
114
Springfield
Healthcare
98
Boise
91
Springfield

Salary Equivalence

A $75,000 salary in Boise has the same purchasing power as $55,189 in Springfield.

Conversely, $75,000 in Springfield equals $101,923 in Boise.

Living in Boise vs Springfield

Housing Costs

Boise's housing index of 118 is higher Springfield's 52, translating to median home prices of $420,000 vs $162,000. The $258,000 difference in home prices means roughly $16,776 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,400/mo in Boise compared to $925/mo in Springfield, a monthly difference of $475.

Grocery & Food Costs

Grocery expenses index at 99 in Boise and 98 in Springfield. A household spending the national average of $475/month on groceries would pay approximately $470/month in Boise vs $466/month in Springfield. 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 89 in Boise and 98 in Springfield. Monthly utility bills average approximately $356 in Boise vs $392 in Springfield. Utility costs are relatively comparable between these two cities.

Healthcare

Healthcare costs index at 98 in Boise and 91 in Springfield. 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 $60,818 in Boise and $65,500 in Springfield. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $57,375 and $83,974 respectively. Springfield residents come out ahead in real purchasing power.

Relocation Considerations

Under the standard 28% rule, a median-income household can allocate $1,419/month to housing in Boise vs $1,528/month in Springfield. In Boise, median rent of $1,400/mo fits within this budget. In Springfield, median rent of $925/mo remains manageable. The biggest category-level difference between these two cities is Housing, where the gap is 66 index points — focus your budget analysis there.

Frequently Asked Questions

Springfield is 35.9% more affordable overall with an index of 78 vs 106.
A $75,000 salary in Boise has equivalent purchasing power to approximately $55,189 in Springfield, based on the cost of living difference.
Boise's housing index is 118 with median homes at $420,000, while Springfield's is 52 with median homes at $162,000.

Moving & Relocation Resources

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