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 the Ames Nowell State Park in Abington. There are several parks throughout the city, but the largest is D.W. Field Park, an Olmsted-inspired park which includes ponds, Waldo Lake and Brockton Reservoir in Avon, as well as a golf course. As of the census of 2010, there were 93,810 people, 35,552 households, and 22,764 families residing in the city. The population density was 4,398.4 people per square mile (1,695.9/km). There were 34,837 housing units at an average density of 1,622.8 per square mile (626.5/km). The racial makeup of the city was 46.7% White (42.2% including white hispanics), 31.2% African American,