City Comparison

Bismarck vs Twin Falls

Cost of Living Comparison · 2026

Bismarck

North Dakota
95
Below Average
$348,000
Median Home
$1,100/mo
Median Rent
$77,600
Median Income

Twin Falls

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

The Verdict

3.3%

The cost gap between these cities is 3.3%, with Twin Falls being the more affordable option. A $75,000 income in Bismarck has equivalent purchasing power to $72,632 in Twin Falls.

Category-by-Category Breakdown

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

Housing
90
Bismarck
93
Twin Falls
Groceries
99
Bismarck
98
Twin Falls
Utilities
82
Bismarck
85
Twin Falls
Transportation
102
Bismarck
96
Twin Falls
Healthcare
103
Bismarck
94
Twin Falls

Salary Equivalence

A $75,000 salary in Bismarck has the same purchasing power as $72,632 in Twin Falls.

Conversely, $75,000 in Twin Falls equals $77,446 in Bismarck.

Living in Bismarck vs Twin Falls

Housing Costs

Bismarck's housing index of 90 is lower Twin Falls's 93, translating to median home prices of $348,000 vs $380,000. The $32,000 difference in home prices means roughly $2,076 per year in additional mortgage costs at current rates. Renters face a similar gap: $1,100/mo in Bismarck compared to $1,150/mo in Twin Falls, a monthly difference of $50.

Grocery & Food Costs

Grocery expenses index at 99 in Bismarck and 98 in Twin Falls. A household spending the national average of $475/month on groceries would pay approximately $470/month in Bismarck vs $466/month in Twin Falls. 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 82 in Bismarck and 85 in Twin Falls. Monthly utility bills average approximately $328 in Bismarck vs $340 in Twin Falls. Utility costs are relatively comparable between these two cities.

Healthcare

Healthcare costs index at 103 in Bismarck and 94 in Twin Falls. This encompasses insurance premiums, doctor visit copays, dental care, and prescription costs. The 9-point gap reflects real differences in provider costs, insurance market competition, and regional healthcare infrastructure.

Income & Purchasing Power

Median household income is $77,600 in Bismarck and $60,900 in Twin Falls. After adjusting for local costs, purchasing-power-equivalent incomes are approximately $81,684 and $66,196 respectively. Bismarck residents enjoy stronger real purchasing power despite higher nominal wages.

Relocation Considerations

Under the standard 28% rule, a median-income household can allocate $1,811/month to housing in Bismarck vs $1,421/month in Twin Falls. In Bismarck, median rent of $1,100/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 Healthcare, where the gap is 9 index points — focus your budget analysis there.

Frequently Asked Questions

Twin Falls is 3.3% more affordable overall with an index of 92 vs 95.
A $75,000 salary in Bismarck has equivalent purchasing power to approximately $72,632 in Twin Falls, based on the cost of living difference.
Bismarck's housing index is 90 with median homes at $348,000, while Twin Falls's is 93 with median homes at $380,000.

Moving & Relocation Resources

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