Peterborough, NH vs Seabrook Beach, NH

The cost of living difference between Peterborough, NH and Seabrook Beach, NH is dramatic. Peterborough is 35.2% cheaper than Seabrook Beach, a gap that translates to thousands of dollars per year in household expenses. Peterborough has a cost index of 103 while Seabrook Beach sits at 159, 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 Peterborough is $1,310/month compared to $1,536/month in Seabrook Beach — a 15% difference. Home values follow the same pattern: Peterborough is more affordable at $323,700 median vs $903,300.

Median household income in Peterborough is $81,836 compared to $114,167 in Seabrook Beach (-28.3%). The higher salaries in Seabrook Beach partially offset the cost difference, but don't fully close the gap. Looking at affordability, residents of Peterborough spend roughly 19.2% of their income on rent, more than the 16.1% in Seabrook Beach.

Climate-wise, both cities share similar average temperatures (46.4°F vs 46.9°F). Seabrook Beach receives more rainfall at 47" per year compared to 46.4" in Peterborough.