Brookline, Massachusetts Overview
Brookline is a town in Norfolk County, Massachusetts, in the United States, and part of the Boston metropolitan area. Brookline borders six of Boston’s neighborhoods: Brighton, Allston, Fenway–Kenmore, Mission Hill, Jamaica Plain, and West Roxbury. The city of Newton lies to the west of Brookline. Brookline was first settled in 1638 as a hamlet in Boston, known as Muddy River; it was incorporated as a separate town in 1705.
At the time of the 2020 United States Census, the population of the town was 63,191. It is the most populous municipality in Massachusetts to have a town (rather than city) form of government.