
East Merrimack
- County:
- Hillsborough County
- County Seat:
- No
- Area (mi²):
- 3.376
- State:
- New Hampshire
East Merrimack is a CDP located in Hillsborough County, New Hampshire. East Merrimack has a 2025 population of 4,755. East Merrimack is currently growing at a rate of 0.81% annually but its population has decreased by -0.65% since the most recent census, which recorded a population of 4,786 in 2020.
The average household income in East Merrimack is $93,128 with a poverty rate of 6.87%. The median age in East Merrimack is 41.8 years: 38.7 years for males, and 49 years for females.