Nahma Township is a civil township of Delta County in the U.S. state of Michigan. The population was 495 at the 2010 census, slightly down from 499 at the 2000 census. Nahma was established in 1881 by the Bay De Noquet Lumber Company as the base for its upper Michigan lumbering operations.According to the United States Census Bureau, the township has a total area of 188.9 square miles, of which 166.2 square miles is land and 22.6 square miles is water. The city derives its name from the Ojibway language, in which Nami means sturgeon.As of the census of 2000, there were 499 people, 221 households, and 154 families residing in the township. The population density was 3.0 per square mile. There were 603 housing units at an average density of 3.6 per square mile. The racial makeup of the township was 91.58% White, 0.20% African American, 5.41% Native American, and 2.81% from two or more races. Hispanic or Latino of any race were 0.20% of the population.