Mountain Lakes, NJ vs Somerville, NJ

The cost of living difference between Mountain Lakes, NJ and Somerville, NJ is dramatic. Somerville is 62.2% cheaper than Mountain Lakes, a gap that translates to thousands of dollars per year in household expenses. Mountain Lakes has a cost index of 204 while Somerville sits at 126, 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 Mountain Lakes is $2,941/month compared to $1,748/month in Somerville — a 68% difference. Home values follow the same pattern: Somerville is more affordable at $403,600 median vs $915,100.

Median household income in Mountain Lakes is $250,001 compared to $103,869 in Somerville (+140.7%). While Mountain Lakes is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Mountain Lakes spend roughly 14.1% of their income on rent, less than the 20.2% in Somerville.