The population count of Iowa was 3,132,499 in 2018. The population count of Missouri was 6,090,062 in 2018. The population count of New Hampshire was 1,343,622 in 2018. The population count of Ohio was 11,641,879 in 2018. The population count of Pennsylvania was 12,791,181 in 2018.
Population
Population Change
Above charts are based on data from the U.S. Census American Community Survey | ODN Dataset | API -