 The town sits in a valley bordered to the south by Potts Ridge and to the north by the west end of Mount Magazine, which farther east rises to the highest point in Arkansas at .Arkansas Highway 10 passes through the town, leading west to Magazine and to Booneville, the southern Logan county seat, and east to Havana.According to the United States Census Bureau, the town of Blue Mountain has an area of , all of it recorded as land.