Torch Lake Township is a civil township of Antrim County in the U.S. state of Michigan. As of the 2000 census, the township population was 1,159.
According to the United States Census Bureau, the township has a total area of 21.1 square miles (54.7 km²), of which, 15.2 square miles (39.3 km²) of it is land and 5.9 square miles (15.4 km²) of it (28.08%) is water.
As of the census of 2000, there were 1,159 people, 498 households, and 377 families residing in the township. The population density was 76.3 per square mile (29.5/km²). There were 1,134 housing units at an average density of 74.6 per square mile (28.8/km²). The racial makeup of the township was 96.98% White, 0.78% African American, 0.17% Native American, 0.09% Asian, 0.95% from other races, and 1.04% from two or more races. Hispanic or Latino of any race were 2.50% of the population.