Chatham County, Georgia Chatham County, Georgia Chatham County is a county in the U.S. state of Georgia, and is located on the state's Atlantic coast. The county seat and largest city is Savannah. One of the original counties of Georgia, Chatham County was created February 5, 1777, and is named after William Pitt, 1st Earl of Chatham. The U.S. Census Bureau's 2017 population estimate for Chatham County was 290,501 residents, making Chatham the most populous Georgia county outside the Atlanta metropolitan area. The official 2010 Census counted 265,128 residents in Chatham County. Chatham is the core county of the Savannah metropolitan area. According
William Pitt, 1st Earl of Chatham the observance of the Treaty of Paris by France and Spain, tension between American colonists and the mother country, and the status of the East India Company. Chatham set about his duties with tempestuous energy. One of the new ministry's earliest acts was to lay an embargo upon corn, which was thought necessary in order to prevent a dearth resulting from the unprecedented bad harvest of 1766. The measure was strongly opposed, and Lord Chatham delivered his first speech in the House of Lords in support of it. It proved to be almost the only measure introduced by his government