Massachusetts Population Chart. Massachusetts Population History. The earliest set of recorded population figures can be traced back to 1790, and after 170 years of coloniation, there were aready plenty of people living in Massachusetts. That early census confirmed that 378,787 people were residents in the state.
Mesa County, Colorado (CO) County population in 2016: 150,083 (87% urban, 13% rural); it was 116,255 in 2000 County owner-occupied with a mortgage or a loan houses and condos in 2010: 29,788 County owner-occupied free and clear houses and condos in 2010: 11,718
With 29,404 people, Summit County is the 19th most populated county in the state of Colorado out of 64 counties. But watch out, Summit County, because Montezuma County with 25,772 people and Morgan County with 28,328 people are right behind you.