According to the U.S. Census July 2007 Annual Estimate, Greater Cleveland is the largest Metropolitan Statistical Area (MSMA) that is entirely within Ohio, with a population of 2,096,471; and Greater Cincinnati is the largest MSMA that is at least partially within Ohio, with a a population of 2,133,678, approximately 25% of which is in Indiana or Kentucky. Which MSMA is the largest in Ohio depends on the context.
