Blair Township is a civil township of Grand Traverse County in the U.S. state of Michigan. As of the 2020 census, the township had a population of 8,994, an increase from 8,209 at the 2010 census. The township lies about 4 miles (6.4 km) south of Traverse City, the largest city in Northern Michigan. Because of this proximity, much of the north of Blair Township is developed, especially within the township-administered communities of Chums Corner and Grawn, while much of the south of the township is rural in nature.