Montmorency County sits in the northeastern portion of Michigan's lower peninsula, bounded on the east by Alpena County, on the north by Presque Isle County, on the west by Otsego County and on the the south by Oscoda County. There are 352, 019 acres in the county or 547.6 square miles of land. With 248 lakes and reservoirs, the county has 14.8 square miles of water surface. Eighty-six percent of the land has forest cover with the economy being supported by forestry and agricultural industries as well as tourism and several manufacturing plants. Montmorency County's estimated population was 10,478 in 2006.