Cost of Living

Denver vs Boise Cost of Living

Boise is approximately 7.4% cheaper than Denver. See salary equivalence, taxes, and side-by-side breakdown.

Denver, CO

1.08×
cost-of-living index (1.00 = US average)
State
Colorado
State income tax
~5% effective
City local income tax
None
Housing index (est.)
Typically 1.5–2× higher than overall index
0.84×
Food/groceries index
0.89×
Transport index
0.93×

Boise, ID

1.00×
lower cost than Denver
State
Idaho
State income tax
~5% effective
City local income tax
None
Housing index (est.)
0.70×
Food/groceries index
0.85×
Transport index
0.90×
Salary equivalence — to maintain the same lifestyle moving from Denver to Boise
Salary in DenverEquivalent in BoiseDifference
$50,000$46,300-$3,700 (-7.4%)
$75,000$69,400-$5,600 (-7.5%)
$100,000$92,600-$7,400 (-7.4%)
$150,000$138,900-$11,100 (-7.4%)
$200,000$185,200-$14,800 (-7.4%)
Moving to Boise? Your Denver salary stretches further — you can lifestyle up or save the difference.

Denver vs Boise: which is more affordable?

On an overall cost-of-living basis, Boise is 7.4% cheaper than Denver. That means if you currently spend $5,000/month in Denver, you'd spend approximately $4,630 for the same lifestyle in Boise. Or: $100,000 in Denver$92,593 in Boise for equivalent purchasing power.

These multipliers are based on Bureau of Economic Analysis Regional Price Parities and reflect average housing, food, transportation, and services costs. Real personal costs vary by neighborhood (urban core vs suburb), housing choice (rent vs own, apartment vs house), and lifestyle (frequency of dining out, car-dependent vs transit, etc.).

Tax differences

Both Colorado and Idaho levy state income taxes (typical effective rate ~5% at middle incomes). Tax burden is roughly comparable.

What costs more (and less) in Boise

Cost of living differences are driven mostly by housing — typically the biggest expense category. Boise's housing index (0.70×) compared to Denver's (0.84×) is the dominant factor.

Food, groceries, and transportation typically vary 5–15% between metros — much less than housing. For a couple moving from Denver to Boise, expect roughly:

  • Rent / mortgage: -17% lower
  • Groceries: -4% lower
  • Transportation: -3% lower
  • Healthcare, services: roughly proportional to overall index

Things this calculator can't fully capture

  • Quality-of-life: weather, walkability, school quality, crime rates, commute times — not in the index.
  • Career opportunities: a metro with higher cost-of-living often pays correspondingly higher salaries for the same role. See our salary calculator by job and city.
  • Family situation: childcare, school district, eldercare costs vary independently of overall index.
  • Lifestyle preferences: a frugal renter pays less than the index suggests; a property owner in a hot market might pay much more.

Related tools

Denver Paycheck Calculator — exact take-home in Denver. Boise Paycheck Calculator — exact take-home in Boise. Salary Calculator — hourly ↔ annual conversion. Inflation Calculator — purchasing power over time. Mortgage Calculator — what you can afford.

Frequently Asked Questions

Is Boise more expensive than Denver?
Boise is approximately 7.4% cheaper than Denver on an overall cost-of-living basis. Boise's multiplier is 1.00× US national vs Denver's 1.08×.
If I make $100,000 in Denver, what salary do I need in Boise to live equivalently?
Roughly $92,593. The ratio of 0.93× means $100K in Denver corresponds to about $92,593 in Boise for an equivalent standard of living. Real differences depend on housing, transport, and lifestyle choices.
What about state taxes between Colorado and Idaho?
Colorado: graduated state income tax (typical effective rate ~5%). Idaho: graduated state income tax (typical effective rate ~5%). State tax structure is similar between these.
Does Boise have a city income tax?
Boise has no separate city income tax. Just federal + Idaho state.
How accurate are these comparisons?
Population-level estimates based on cost-of-living indexes. Actual costs depend on neighborhood (urban core vs suburb), lifestyle (renting vs owning, transport choice, dining out), and family size. For precise budgeting, use BestPlaces, Numbeo, or local rent data alongside these estimates.