Cincinnati metropolitan ranks before the 28-largest area in the United States .
As of the 2010 U.S. Census , this MSA had a population of 2,114,580 , making Greater Cincinnati the 29th most populous metropolitan area in the United States , the third largest metro area entirely in Ohio , behind Columbus ( 1st ) and Cleveland ( 2nd ) , and the largest metro area ( including portions of Kentucky and Indiana ) in Ohio .
Cincinnati metropolitan area