 The small town of Roulette, a census-designated place with a population of about 800, is located near the center of the township.According to the United States Census Bureau, the township has a total area of 32.7 square miles (84.6 km²).32.7 square miles (84.6 km²) of it is land and 0.03% is water.Roulette Township is bordered by Pleasant Valley and Clara Townships to the north, Eulalia Township to the east, Keating Township to the south and McKean County to the west.