Cornwall County Constabulary establishment of 500 and an actual strength of 446. On 1 April 1967 it amalgamated with Devon and Exeter Police and Plymouth City Police to form Devon and Cornwall Constabulary. Cornwall County Constabulary Cornwall County Constabulary was the Home Office police force for the county of Cornwall, England, until 1967. The force was formed in 1857. It absorbed Bodmin Borough Police in 1866, Liskeard Borough Police in 1877, Launceston Borough Police in 1883, Falmouth Borough Police, Helston Borough Police, Penryn Borough Police and St Ives Borough Police in 1889, Truro City Police in 1921, and Penzance Borough Police and the
Cornwall-on-Hudson, New York Cornwall-on-Hudson, New York Cornwall-on-Hudson is a riverfront village in the town of Cornwall, Orange County, New York. It lies on the west bank of the Hudson River about north of New York City. The population as of the 2010 census was 3,018. It is part of the Poughkeepsie–Newburgh–Middletown metropolitan area as well as the larger New York metropolitan area. The village was part of the Governor Dongan tract of 1685. Willisville was an early name for Cornwall-on-Hudson. Settlement in the area occurred at Cornwall Landing, a hamlet on the Hudson River below Butter Hill. It was the only river landing