Brockton, Massachusetts Library system. The main library is a Carnegie building and is located at 304 Main Street, and there are two branch libraries. Brockton, Massachusetts Brockton is a city in Plymouth County, Massachusetts, United States; the population was 95,314 in the 2015 Census. Brockton, along with Plymouth, are the county seats of Plymouth County. Brockton is the seventh largest city in Massachusetts and is sometimes referred to as the "City of Champions", due to the success of native boxers Rocky Marciano and Marvin Hagler, as well as its successful Brockton High School sports programs. Two of the villages within the city
Brockton, Massachusetts Balzotti defeated Harrington to become the city's first female mayor. Balzotti was defeated in 2013 by Bill Carpenter who won the election only by 44 votes. In 2009, community activist Jass Stewart was elected to councilor-at-large becoming the first African American to serve in Brockton's city council. The city council consists of 4 Councilors-at-Large and 7 ward Councilors, one for every ward in the city. Brockton has three hospitals, Signature Healthcare Brockton Hospital on the east side, Good Samaritan Medical Center - a Steward Family Hospital (formerly Caritas Good Samaritan, and before that Cardinal Cushing) Hospital to the northwest, and