Plomesgate Hundred comprises the historic ports of Aldeburgh and Orford, the medieval market town of Saxmundham and twenty other parishes in the east of the county.
Baptised Dudley Long at Saxmundham, Suffolk, he was the younger of two sons of Charles Long (1705–1778), landowner, of Hurts Hall, Suffolk, and his wife, Mary, daughter and coheir of Dudley North of Little Glemham, Suffolk, and granddaughter of Sir Dudley North.
Inside there is an elaborate pulpit dated before 1631 and a statue of Samuel Clouting by Thomas Thurlow of Saxmundham.
Carlton is immediately north of Saxmundham and is the location for all the larger businesses based at the Carlton Park Industrial Estate.
The Barons Poltimore have since resided at The Ancient House, Peasenhall, Saxmundham in Suffolk.
The discovery of the commercial viability of this process (by a Saxmundham bone merchant, Edward Packard) led to what has been dubbed "the Suffolk Gold Rush", and local fortunes were made (Packard established what was to become the fertiliser company Fisons, now part of AstraZeneca).