These lie in northern Middlesex County, Massachusetts; in the Merrimack Valley; and in southern New Hampshire.

[3] The towns of Greater Lowell in Massachusetts have a combined population of 299,550 based on the 2010 census.

Greater Lowell Technical High School serves many of the towns in the region.

Culturally, many residents of Greater Lowell have deep roots in the city itself, tend to be more blue collar, and speak with an urban Boston accent.

Suburban sprawl and serious economic hardships have reduced the role Lowell plays in its suburbs over the decades.