North Dakota Counties
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North Dakota Counties

There are fifty-three counties in the state of North Dakota. Pembina County was created by the 1866-1867 Dakota territorial legislature, and was organized on August 12, 1867. The city of Pembina, the oldest European-American settlement in the state, was the county seat from 1867 to 1911. The seat was relocated to Cavalier.

Cass County, North Dakota

Cass County Education, Geography, and HistoryCass County, North Dakota Courthouse

Cass County is a county located in the state of North Dakota. Based on the 2010 census, the population was 149,778, and was estimated to be 167,005 in 2014. Cass County is the most populous county in North Dakota, accounting for nearly 23% of the state's population, and it was the country's 14th fastest-growing county in 2013. Its county seat is Fargo, the most populous city in the state. The county was organized on October 27, 1873.

Cass County is part of the Fargo, ND-MN Metropolitan Statistical Area.

Etymology - Origin of Cass County Name

Named for George Washington Cass (1810-1888), president of the Northern Pacific Railroad at the time it was established.


County QuickFacts: CensusBureau Quick Facts

Cass County History

Created by the 1872-73 territorial legislature and named for George Washington Cass (1810-1888), president of the Northern Pacific Railroad at the time it was established. Government organized: October 27, 1873. County Seat: Fargo, 1873-present.

Geography: Land and Water

As reported by the Census Bureau, the county has a total area of 1,768 square miles (4,580 km2), of which 1,765 square miles (4,570 km2) is land and 3.0 square miles (7.8 km2) (0.2%) is water.

Neighboring Counties

Bordering counties are as follows:

  • Traill County (north)
  • Norman County, Minnesota (northeast)
  • Clay County, Minnesota (east)
  • Richland County (southeast)
  • Ransom County (southwest)
  • Barnes County (west)
  • Steele County (northwest)


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