Poplar Grove Township is a township in Roseau County, Minnesota, United States. The population was 80 at the 2000 census.
Geography
According to the United States Census Bureau, the township has a total area of 36.0 square miles (93.2 km); 36.0 square miles (93.1 km) is land and 0.04 square mile (0.1 km) (0.06%) is water.
Demographics
As of the census