There are 5 cities in Sioux County, North Dakota.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Cannon Ball1North Dakota896943 1088.27
Fort Yates2North Dakota163177-1.81%2,7170.06
Selfridge3North Dakota119127-0.83%4030.29
Porcupine4North Dakota116162 5740.20
Solen5North Dakota6672-1.49%1980.33
showing: 5 rows

Cities in Sioux County, North Dakota by Population (2024)

What is the largest city in Sioux County, North Dakota?

Cannon Ball is the largest city in Sioux County.

What is the smallest city in Sioux County, North Dakota?

Solen is the smallest city in Sioux County.

How many cities are in Sioux County?

There are 5 cities in Sioux County, North Dakota.

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