Per Wisconsin Department of Administration estimates at January 1st, 2021 there were 3,748 residents. This represents an increase of 50 (1.4%) residents since the 2010 census. Over the same time, Walworth County population has increased by 2,531 (2.5%) residents and the State of Wisconsin has increased by 213,764 (3.8%) residents. Approximately 2,894 of the residents in the Town of Lyons are of voting age.
