Long Creek is an unincorporated community and census-designated place (CDP) in Williams County, North Dakota, United States.

[2] The CDP is on the southern edge of Williams County, on the northern shore of Lake Sakakawea, a large reservoir on the Missouri River.

Lewis and Clark State Park is to the north, across Long Creek.

Long Creek first appeared as a census designated place in the 2020 U.S.

[5] The district only served grades K-8 and high school students were sent to Williston High, then in the Williston Public School District 1.