
Lowell
- County:
- Middlesex County
- County Seat:
- No
- Area (mi²):
- 13.61
- State:
- Massachusetts
Lowell city is located in Middlesex County, Massachusetts. Lowell city has a 2025 population of 114,506. Lowell city is currently growing at a rate of 0.09% annually but its population has decreased by -0.83% since the most recent census, which recorded a population of 115,462 in 2020.
The average household income in Lowell city is $96,890 with a poverty rate of 16%. The median age in Lowell city is 35.5 years: 34.9 years for males, and 36.1 years for females.