Calhoun County, Formed from Victoria, Jackson, and Matagorda Counties, Created April 4, 1846, Organized July 13, 1846, Named in Honor of Joyn Caldwell Calhoun, 1782-1850, a Distinguished Southern Statesman, A Member of Congress and of the Cabinet, Vice-President of the United States, 1825-1832, Port Lavaca, The County Seat