Marlborough, MA vs Somerville, MA

The cost of living difference between Marlborough, MA and Somerville, MA is dramatic. Marlborough is 30.2% cheaper than Somerville, a gap that translates to thousands of dollars per year in household expenses. Marlborough has a cost index of 131 while Somerville sits at 187, 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 Marlborough is $1,721/month compared to $2,468/month in Somerville — a 30% difference. Home values follow the same pattern: Marlborough is more affordable at $485,400 median vs $899,400.

Median household income in Marlborough is $95,047 compared to $127,056 in Somerville (-25.2%). The higher salaries in Somerville partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Marlborough spend roughly 21.7% of their income on rent, less than the 23.3% in Somerville.

Climate-wise, both cities share similar average temperatures (50.5°F vs 51.9°F). Somerville receives more rainfall at 43.6" per year compared to 42.6" in Marlborough.