
Lowell
- County:
- Middlesex County
- County Seat:
- No
- Area (mi²):
- 13.61
- State:
- Massachusetts
Lowell is a city located in Middlesex County, Massachusetts. Lowell has a 2025 population of 113,518. Lowell is currently declining at a rate of -0.34% annually and its population has decreased by -1.68% since the most recent census, which recorded a population of 115,462 in 2020.
The average household income in Lowell is $96,890 with a poverty rate of 16%. The median age in Lowell is 35.5 years: 34.9 years for males, and 36.1 years for females.