- Population
The population count of Columbus Metro Area (OH) was 2,054,062 in 2018. The population count of Indianapolis Metro Area (IN) was 2,007,497 in 2018. The population count of Portland Metro Area (OR-WA) was 2,417,931 in 2018.
Population
Population Change
Above charts are based on data from the U.S. Census American Community Survey | ODN Dataset | API -