Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. WAdena Township is a township in Wadena County, Minnesota, United States.THe population was 1,010 at the 2000 census.ACcording to the United States Census Bureau, the township has a total area of 31.5 square miles (81.5 km²), of which, 31.4 square miles (81.4 km²) of it is land and 0.04 square miles (0.1 km²) of it (0.10%) is water.AS of the census of 2000, there were 1,010 people, 346 households, and 286 families residing in the township. THe population density was 32.2 people per square mile (12.4/km²). THere were 365 housing units at an average density of 11.6/sq mi (4.5/km²).THe racial makeup of the township was 98.71% White, 0.30% African American, 0.59% Native American, and 0.40% from two or more races. HIspanic or Latino of any race were 0.89% of the population.