Westbury, NY vs Williamsville, NY

The cost of living difference between Westbury, NY and Williamsville, NY is dramatic. Williamsville is 56.3% cheaper than Westbury, a gap that translates to thousands of dollars per year in household expenses. Westbury has a cost index of 144 while Williamsville sits at 92, 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 Westbury is $1,813/month compared to $1,277/month in Williamsville — a 42% difference. Home values follow the same pattern: Williamsville is more affordable at $242,800 median vs $599,700.

Median household income in Westbury is $136,917 compared to $106,250 in Williamsville (+28.9%). The higher salaries in Westbury partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Westbury spend roughly 15.9% of their income on rent, more than the 14.4% in Williamsville.