According to U.S. Census data released last month, central Ohio claimed most of the state’s fastest-growing counties. Delaware County grew 22.9%, followed by Union (20%), Warren (13.9%), Franklin (13.8%), and Fairfield (8.7%) counties. Nearly two-thirds of Ohio counties lost population in the last decade. However, overall Ohio still gained 262,944 residents to remain the seventh largest state. 9/14/2021