Chatham, New Hampshire those sixty five or over. Chatham, New Hampshire Chatham is a town in Carroll County, New Hampshire, United States. The population was 337 at the 2010 census. It is located in the White Mountains, and except for the southeast corner, all of Chatham is in the White Mountain National Forest. The town is home to the Cold River national forest campgrounds. Chatham was granted to Peter Livins and others, 7 February 1767, by colonial Governor Benning Wentworth. The town was named in honor of William Pitt, Earl of Chatham and Prime Minister of Great Britain, who had recently led Britain
William Pitt, 1st Earl of Chatham entire tenure of office. Chatham rarely saw any of his colleagues though they repeatedly and urgently pressed for interviews with him, and even an offer from the King to visit him in person was respectfully declined. While his gout seemed to improve, he was newly afflicted with mental alienation bordering on insanity. Chatham's lack of leadership resulted in an incohesive set of policies. Chatham dismissed his allies Amherst and Shelburne from their posts, and then in October 1768 he tendered his own resignation on the grounds of poor health, leaving the leadership to Grafton, his First Lord of the Treasury.