Londonderry, NH vs Plymouth, NH

The cost of living difference between Londonderry, NH and Plymouth, NH is dramatic. Plymouth is 32.2% cheaper than Londonderry, a gap that translates to thousands of dollars per year in household expenses. Londonderry has a cost index of 132 while Plymouth sits at 100, 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 Londonderry is $1,917/month compared to $1,312/month in Plymouth — a 46% difference. Home values follow the same pattern: Plymouth is more affordable at $274,200 median vs $433,100.

Median household income in Londonderry is $113,109 compared to $77,368 in Plymouth (+46.2%). While Londonderry is more expensive, its higher salaries more than compensate — residents there may actually end up with more disposable income. Looking at affordability, residents of Londonderry spend roughly 20.3% of their income on rent, less than the 20.3% in Plymouth.

Climate-wise, Londonderry is notably warmer with an average of 50.1°F compared to 46°F in Plymouth. Londonderry receives more rainfall at 40.4" per year compared to 38.1" in Plymouth.