City Comparison

Boise vs Flagstaff

Cost of Living Comparison · 2026

Boise

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

Flagstaff

Arizona
116
Above Average
$655,000
Median Home
$1,750/mo
Median Rent
$68,000
Median Income

The Verdict

8.6%

Living in Boise costs 8.6% less than Flagstaff. To match the purchasing power of a $75,000 salary in Boise, you would need $82,075 in Flagstaff.

Category-by-Category Breakdown

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

Housing
118
Boise
178
Flagstaff
Groceries
99
Boise
102
Flagstaff
Utilities
89
Boise
92
Flagstaff
Transportation
99
Boise
109
Flagstaff
Healthcare
98
Boise
102
Flagstaff

Salary Equivalence

A $75,000 salary in Boise has the same purchasing power as $82,075 in Flagstaff.

Conversely, $75,000 in Flagstaff equals $68,534 in Boise.

Living in Boise vs Flagstaff

Housing Costs

Boise's housing index of 118 is lower Flagstaff's 178, translating to median home prices of $420,000 vs $655,000. The $235,000 difference in home prices means roughly $15,276 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,400/mo in Boise compared to $1,750/mo in Flagstaff, a monthly difference of $350.

Grocery & Food Costs

Grocery expenses index at 99 in Boise and 102 in Flagstaff. A household spending the national average of $475/month on groceries would pay approximately $470/month in Boise vs $485/month in Flagstaff. 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 92 in Flagstaff. Monthly utility bills average approximately $356 in Boise vs $368 in Flagstaff. Utility costs are relatively comparable between these two cities.

Healthcare

Healthcare costs index at 98 in Boise and 102 in Flagstaff. 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 $68,000 in Flagstaff. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $57,375 and $58,621 respectively. Flagstaff 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 $1,587/month in Flagstaff. In Boise, median rent of $1,400/mo fits within this budget. In Flagstaff, median rent of $1,750/mo pushes past the recommended limit. The biggest category-level difference between these two cities is Housing, where the gap is 60 index points — focus your budget analysis there.

Frequently Asked Questions

Boise is 8.6% more affordable overall with an index of 106 vs 116.
A $75,000 salary in Boise has equivalent purchasing power to approximately $82,075 in Flagstaff, based on the cost of living difference.
Boise's housing index is 118 with median homes at $420,000, while Flagstaff's is 178 with median homes at $655,000.

Moving & Relocation Resources

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