"Greater Grand Forks" is the name used by some people to designate the twin cities of Grand Forks, North Dakota and East Grand Forks, Minnesota, together with their surrounding areas. The two cities lie directly across from each other on both sides of the Red River of the North, but Grand Forks, with a population of 59,166, is more than five times larger than East Grand Forks, with a population of 9,176. The metropolitan area includes all of the related two counties in the two states: Grand Forks County in North Dakota and Polk County in Minnesota. As of the 2020 census, the MSA had a population of 104,362, and in 2021 estimates placed the total population at 103,462.

Grand Forks is the 3rd most populous city in the U.S. state of North Dakota and the county seat of Grand Forks County. According to the 2020 census, the city's population was 59,166. Grand Forks, along with its twin city of East Grand Forks, Minnesota, forms the center of the Grand Forks, ND-MN Metropolitan Statistical Area, which is often called Greater Grand Forks or the Grand Cities.