
Madison
- County:
- Carroll County
- County Seat:
- No
- Area (mi²):
- 38.488
- State:
- New Hampshire
Madison is located in Carroll County, New Hampshire. Madison has a 2025 population of 2,757. Madison is currently growing at a rate of 0.84% annually and its population has increased by 7.15% since the most recent census, which recorded a population of 2,573 in 2020.
The average household income in Madison is $124,252 with a poverty rate of 4.79%. The median age in Madison is 43.1 years: 40.8 years for males, and 43.3 years for females.