Chatham, New Hampshire 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 to victory in the Seven
John Pitt, 2nd Earl of Chatham He continued to hold various ceremonial positions: he had been appointed Lieutenant Governor of Jersey and High Steward of Colchester in 1807, and in 1820 succeeded the Duke of Kent as Governor of Gibraltar. He died at his house in Charles Street, London, on 24 September 1835, aged 78. Chatham married The Hon. Mary Elizabeth Townshend, daughter of the 1st Baron Sydney, on 10 July 1783. The couple had no children. Lady Chatham died on 21 May 1821. Chatham did not remarry and, following his death, the Earldom of Chatham became extinct. John Pitt, 2nd Earl of Chatham General John