Lake Grove, NY vs Montgomery, NY

The cost of living difference between Lake Grove, NY and Montgomery, NY is dramatic. Montgomery is 36% cheaper than Lake Grove, a gap that translates to thousands of dollars per year in household expenses. Lake Grove has a cost index of 152 while Montgomery sits at 111, 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 Lake Grove is $2,208/month compared to $1,473/month in Montgomery — a 50% difference. Home values follow the same pattern: Montgomery is more affordable at $345,700 median vs $550,700.

Median household income in Lake Grove is $119,558 compared to $88,348 in Montgomery (+35.3%). The higher salaries in Lake Grove partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Lake Grove spend roughly 22.2% of their income on rent, more than the 20% in Montgomery.

Climate-wise, Lake Grove is notably warmer with an average of 53.1°F compared to 49.4°F in Montgomery. Lake Grove receives more rainfall at 46" per year compared to 41" in Montgomery.