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Cost of Living in Idaho 2026

Idaho cost of living index: 100 (0% below the national average). Idaho has state income tax (top rate: 6.00%). Data as of January 2026.

📣 Idaho at a Glance

100
Cost Index
(nat'l=100)
6.00%
State Income Tax
(Top Rate)
1,050
Median Monthly Rent

ⓘ Public Data Source: Missouri Economic Research and Information Center. Data as of January 2026.

📊 Cost of Living Breakdown

CategoryIdahoNational AvgDifference
Overall Cost Index 100 100 -0%
State Income Tax 6.00% 5% (avg) Average
Median Rent $1,050/mo $1,200/mo (avg) -13%

🏢 Major Metro Areas in Idaho

Cost of living varies significantly between metro areas within Idaho. Major cities typically have higher housing costs.

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Frequently Asked Questions

What is the cost of living in Idaho in 2026?
Idaho has a cost of living index of 100 compared to the national average of 100. Idaho is 0% more affordable than the national average. Housing, groceries, utilities, transportation, and healthcare costs all factor into this index.
Is Idaho expensive to live in?
Idaho is more affordable than the national average. Residents typically pay less across most cost categories compared to most other states. The biggest driver of cost variation is housing prices in metropolitan areas.
How does Idaho's cost of living compare to other states?
Idaho's cost of living index of 100 compares to an average state around 100, meaning Idaho is notably more affordable than most other states. The most significant differences are in housing costs and state income taxes.
Does Idaho have a state income tax?
Idaho has a state income tax with rates up to 6.00%. State income tax is withheld from every paycheck.
What's the average salary needed to live comfortably in Idaho?
To live comfortably in Idaho (covering housing, food, transportation, healthcare, and modest savings), a single adult typically needs $55,000-$85,000/year. A family of four generally needs $90,000-$150,000/year depending on location and lifestyle. These estimates assume renting a modest apartment or owning a median-priced home.

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