The state of North Dakota has a total of 53 counties. Pembina County is the oldest (founded in 1867), while Grant County is the youngest (established in 1916).

Cass County is the most populous, with a population of 149,778 people. McKenzie County (7,102 km2) has the largest land area, while Eddy County has the smallest (1,637 km2).

Please find all North Dakota counties listed alphabetically below.

• Adams County, ND
• Barnes County, ND
• Benson County, ND
• Billings County, ND
• Bottineau County, ND
• Bowman County, ND
• Burke County, ND
• Burleigh County, ND
• Cass County, ND
• Cavalier County, ND
• Dickey County, ND
• Divide County, ND
• Dunn County, ND
• Eddy County, ND
• Emmons County, ND
• Foster County, ND
• Golden Valley County, ND
• Grand Forks County, ND
• Grant County, ND
• Griggs County, ND
• Hettinger County, ND
• Kidder County, ND
• LaMoure County, ND
• Logan County, ND
• McHenry County, ND
• McIntosh County, ND
• McKenzie County, ND
• McLean County, ND
• Mercer County, ND
• Morton County, ND
• Mountrail County, ND
• Nelson County, ND
• Oliver County, ND
• Pembina County, ND
• Pierce County, ND
• Ramsey County, ND
• Ransom County, ND
• Renville County, ND
• Richland County, ND
• Rolette County, ND
• Sargent County, ND
• Sheridan County, ND
• Sioux County, ND
• Slope County, ND
• Stark County, ND
• Steele County, ND
• Stutsman County, ND
• Towner County, ND
• Traill County, ND
• Walsh County, ND
• Ward County, ND
• Wells County, ND
• Williams County, ND