Big Sky, MT vs Lewistown, MT

The cost of living difference between Big Sky, MT and Lewistown, MT is dramatic. Lewistown is 118.4% cheaper than Big Sky, a gap that translates to thousands of dollars per year in household expenses. Big Sky has a cost index of 159 while Lewistown sits at 73, making this one of the more striking comparisons on our site. Relocating between these cities would require a serious reassessment of budget and lifestyle expectations.

On the housing front, median rent in Big Sky is $1,712/month compared to $896/month in Lewistown — a 91% difference. Home values follow the same pattern: Lewistown is more affordable at $159,500 median vs $884,700.

Median household income in Big Sky is $103,625 compared to $44,195 in Lewistown (+134.5%). While Big Sky is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Big Sky spend roughly 19.8% of their income on rent, less than the 24.3% in Lewistown.