5 Most Densely Populated States in the US

3. Massachusetts

Population per Square Mile: 901.2

GDP per Capita: $96,596

Massachusetts is another densely populated state on the East Coast. The state’s urban areas, particularly Boston and Cambridge, bear the brunt of this concentration, while the western regions have a lower population density. Massachusetts’ economy thrives on a knowledge-based foundation. Education, healthcare (research hospitals), and technology sectors are among the major drivers. Additionally, finance and professional services play significant roles, solidifying Massachusetts’ economic position as a leader in innovation and economic power in the Northeast.