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
John Pitt, 2nd Earl of Chatham was back in Britain and in 1782 obtained a captaincy in the London-based 3rd Regiment of Foot Guards. Although he was appointed colonel in October 1793 and major-general in February 1795, Chatham does not appear to have undertaken any military duties for nearly fifteen years after the end of the War of American Independence in 1783. For much of the 1780s and 1790s Chatham focused on a political career. His brother, William Pitt the Younger, became prime minister in December 1783, and in July 1788 offered Chatham the cabinet post of First Lord of the Admiralty. 'I have had my