The History of Guilford, Connecticut, from its first settlement in 1639 - Paperbackby Ralph D. Smith (Author) The original town of Guilford stretched along Long Island Sound from Branford to Killingsworth, and included the present towns of Guilford and Madison (set off in 1828). The first settlers were about forty farmers from Surry and Kent, in the vicinity of London, England, who arrived in 1639. This history places emphasis on the early settlers and the ecclesiastical history of the town. There are numerous biographical sketches