Williston, ND - Williston, North Dakota Map & Directions ...
Williston is the county seat of Williams County, North Dakota, USA. With a population of 14,716 at the 2010 census, it was the ninth largest city in North Dakota. Founded in 1887, Williston was named for Daniel Willis James, a board member of the Northern Pacific Railroad Company, by his friend, railroad owner, James J. Hill.