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Moving from Idaho to Montana
A side-by-side comparison drawn from BLS, BEA, Census, FBI, and NOAA. Boise tech migration, mountains, conservative. vs. Big sky, no sales tax, rapidly gentrifying small towns.
Idaho
Capital: Boise
Median household income $70,214 · winter low 22°F · 199 sunny days
Boise tech migration, mountains, conservative.
Montana
Capital: Helena
Median household income $67,631 · winter low 14°F · 205 sunny days
Big sky, no sales tax, rapidly gentrifying small towns.
Montana has an overall price level 94.6 (US avg = 100). Housing dominates the difference.
Sources: NOAA Climate Normals (live) state-level
Summer high 83°F · Winter low 14°F · 205 sunny days/yr.
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See the full comparisonFrequently asked
Is it cheaper to live in Montana than Idaho?
Montana's overall price level is roughly 95 (US avg = 100), vs about 92.8 for Idaho — based on BEA Regional Price Parities. Housing is the dominant driver of the difference. Run a comparison for the full, current breakdown.
What's the income tax difference?
Idaho tops out at 5.3% income tax. Montana tops out at 5.65%.
How long do I have to register my vehicle in Montana?
Most Montana residents must register a vehicle within 30-60 days of moving. Check the piomover report for state-specific deadlines.