population springfield ma
The 2014 Springfield, Massachusetts, population is 153,278. There are 4,810 people per square mile (population density). The median age is 31.8. The US median is 37.2. 37.02% of people in Springfield, Massachusetts, are married. 11.65% are divorced. The average household size is 2.64 people. 21.48% of people are married, with children. 36.71% have children, but are single.