New London is a CDP located in Merrimack County, New Hampshire. New London has a 2026 population of 1,394. New London is currently declining at a rate of -0.07% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The median age in New London is 21.5 years: 21.6 years for males, and 21.5 years for females. For every 100 females there are 95.4 males.
Data after 2023 is projected based on recent change
Overall: 21.5 years
Female: 21.5 years
Male: 21.6 years
There are 1,152 adults, (176 of whom are seniors) in New London.
Female: 654 (51.2%)
Male: 624 (48.8%)
The racial composition of New London includes 85.99% White, 5.16% Asian, 3.05% Black or African American, and smaller percentages for and multiracial populations.
| Race | Population ↓ | Percentage (of total) |
|---|---|---|
| White | 1,099 | 85.99% |
| Two or more races | 74 | 5.79% |
| Asian | 66 | 5.16% |
| Black or African American | 39 | 3.05% |