Winsted is a census-designated place and an incorporated city in Litchfield County, Connecticut, United States. It is part of the town of Winchester. The population of Winsted was 7,192 at the 2020 census, a decrease from 7,712 at the 2010 census. It comprises the majority of the town of Winchester's 10,224 population. Winsted is part of the Northwest Hills Planning Region.