Mars, PA vs Rosemont, PA

The cost of living difference between Mars, PA and Rosemont, PA is dramatic. Mars is 41.3% cheaper than Rosemont, a gap that translates to thousands of dollars per year in household expenses. Mars has a cost index of 83 while Rosemont sits at 142, 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 Mars is $884/month compared to $1,678/month in Rosemont — a 47% difference. Home values follow the same pattern: Mars is more affordable at $286,200 median vs $675,100.

Median household income in Mars is $58,000 compared to $85,913 in Rosemont (-32.5%). The higher salaries in Rosemont partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Mars spend roughly 18.3% of their income on rent, less than the 23.4% in Rosemont.