Mayville is a city in Dodge County, Wisconsin, United States, located along the Rock River. The population was 4,902 at the 2000 census. Mayville is located at 43°29′49″N 88°32′52″W / 43.49694°N 88.54778°W / 43.49694; -88.54778 (43.497044, -88.547871). According to the United States Census Bureau, the city has a total area of 3.1 square miles, all of it land.