๐Ÿ“Š Cost of Living Comparison

Knoxville vs Boise

Side-by-side cost of living comparison for 2026

Knoxville

Tennessee
88
Below Average
$240,000
Median Home
$1,100/mo
Median Rent
$42,898
Median Income

Boise

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

๐Ÿ’ก The Verdict

17% cheaper
Knoxville is 17% more affordable than Boise. A $75,000 salary in Boise is equivalent to $62,264 in Knoxville.

Category-by-Category Breakdown

Index values shown. National average = 100. Lower is cheaper.

Housing
73
Knoxville
118
Boise
Groceries
94
Knoxville
99
Boise
Utilities
90
Knoxville
89
Boise
Transportation
97
Knoxville
99
Boise
Healthcare
93
Knoxville
98
Boise

๐Ÿ’ฐ Salary Equivalence

To maintain the same standard of living:

$90,341
$75K in Knoxville โ†’ Boise
$62,264
$75K in Boise โ†’ Knoxville

See exact take-home pay: Tennessee salaries ยท Idaho salaries

Living in Knoxville vs Boise

Housing is typically the biggest factor in any cost-of-living comparison. Knoxville has a housing index of 73 while Boise sits at 118 (national average = 100). The median home in Knoxville costs $240,000 compared to $420,000 in Boise, a difference of $180,000. Monthly rent follows a similar pattern: $1,100 in Knoxville versus $1,400 in Boise.

Groceries and everyday expenses show a notable difference: Knoxville scores 94 while Boise scores 99.

Healthcare costs in Knoxville (93) are lower than Boise (98). Both are close to the national average.

Median household income in Knoxville is $42,898 compared to $60,818 in Boise. When adjusted for cost of living, income goes further in Knoxville.

Relocating: Knoxville vs Boise

If you are considering a move between Knoxville (index: 88) and Boise (index: 106), the 17% cost difference has real implications for your budget. Knoxville is the more affordable option, but the right choice depends on your income, career opportunities, and lifestyle priorities.

Housing budget reality: Using the 28% rule (spending no more than 28% of gross income on housing), the median household in Knoxville can afford $1,001/month, while the median household in Boise can afford $1,419/month. With median homes at $240,000 in Knoxville versus $420,000 in Boise, homeownership requires above-median income in the pricier market.

Renting vs buying: At $1,100/month in Knoxville and $1,400/month in Boise, renters face similar costs in both cities. The rent-to-own ratio in each city determines whether renting or buying offers better value for your situation.

Income adjustment: A $75,000 salary goes further in Knoxville where costs are 12% below the national average. Before accepting a job in either city, use the salary equivalence data above to understand what you would need to earn to maintain your current standard of living.

Reading These Numbers: Knoxville (88) vs Boise (106)

The cost of living index uses 100 as the national average. Knoxville at 88 is 12% below the US average, while Boise at 106 is 6% above average. There is a meaningful cost gap between these two cities that affects day-to-day budgeting.

The overall index is a weighted average of housing (the largest component), groceries, utilities, transportation, and healthcare. Housing typically drives the biggest differences between cities. Even when two cities have similar overall indices, their category-level costs can vary significantly โ€” one city might have expensive housing but cheap groceries, while another is the reverse. Check the category breakdown above for the full picture.

For renters: With median rents of $1,100/month in Knoxville and $1,400/month in Boise, the annual rent difference is approximately $3,600. Over a 5-year period, that compounds to $18,000 in savings by choosing the more affordable city.

For homebuyers: The $180,000 difference in median home prices between Knoxville and Boise translates to roughly $10,800 per month in mortgage payments at current rates. Factor this into your budget alongside property taxes and insurance, which also vary by location.

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