How has the population of Massachusetts changed?

1790-1840 the population went from 380,000 to 740,000.

1840-1890 the population went from 740,000 to 2,240,000.

1890-1940 the population went from 2,240,000 to 4,315,000.

1940-present the population went from 4,315,000 to 6,550,000 as it stands today.