
Lynnfield
- County:
- Essex County
- County Seat:
- No
- Area (mi²):
- 9.855
- State:
- Massachusetts
Lynnfield is a CDP located in Essex County, Massachusetts. Lynnfield has a 2025 population of 13,257. Lynnfield is currently growing at a rate of 0.84% annually and its population has increased by 2.23% since the most recent census, which recorded a population of 12,968 in 2020.
The average household income in Lynnfield is $212,267 with a poverty rate of 6.07%. The median age in Lynnfield is 41 years: 37.8 years for males, and 43.2 years for females.