Sheboygan is a city located in Sheboygan County, Wisconsin. Sheboygan has a 2026 population of 49,624. It is also the county seat of Sheboygan County. Sheboygan is currently growing at a rate of 0.02% annually but its population has decreased by -0.7% since the most recent census, which recorded a population of 49,974 in 2020.