Brighton, NY vs Seaford, NY

The cost of living difference between Brighton, NY and Seaford, NY is dramatic. Brighton is 44.7% cheaper than Seaford, a gap that translates to thousands of dollars per year in household expenses. Brighton has a cost index of 94 while Seaford sits at 170, 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 Brighton is $1,272/month compared to $2,612/month in Seaford — a 51% difference. Home values follow the same pattern: Brighton is more affordable at $259,300 median vs $631,000.

Median household income in Brighton is $83,723 compared to $156,488 in Seaford (-46.5%). While Seaford is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Brighton spend roughly 18.2% of their income on rent, less than the 20% in Seaford.

Climate-wise, Seaford is notably warmer with an average of 53.4°F compared to 49.5°F in Brighton. Seaford receives more rainfall at 38.3" per year compared to 35.1" in Brighton.