Demarest, NJ vs Island Heights, NJ

The cost of living difference between Demarest, NJ and Island Heights, NJ is dramatic. Island Heights is 63.9% cheaper than Demarest, a gap that translates to thousands of dollars per year in household expenses. Demarest has a cost index of 225 while Island Heights sits at 137, 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 Demarest is $3,501/month compared to $1,889/month in Island Heights — a 85% difference. Home values follow the same pattern: Island Heights is more affordable at $492,600 median vs $965,400.

Median household income in Demarest is $175,078 compared to $107,308 in Island Heights (+63.2%). The higher salaries in Demarest partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Demarest spend roughly 24% of their income on rent, more than the 21.1% in Island Heights.