Craig is an unincorporated community and census-designated place in Lewis and Clark County, Montana, United States. As of the 2010 census, the population was 43. Craig is located along Interstate 15 on the west side of the Missouri River, 43 miles north of Helena, the state capital, and 47 miles southwest of Great Falls. According to the U.S. Census Bureau, the Craig CDP has a total area of 0.30 square miles, of which 0.25 acres, or 0.13%, are water.