East Bay Charter Township is a charter township of Grand Traverse County in the U.S. state of Michigan. The population was 11,589 at the 2020 census, up from 10,663 at the 2010 census. It is one of three charter townships in Grand Traverse County, the others being Long Lake Township and neighboring Garfield Township. The northern portion of the township is adjacent to Traverse City and is part of that city's urban area. The southern portion remains largely rural, with many small lakes.