Cavalier County | |
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![]() Cavalier County Courthouse | |
![]() Location within the U.S. state of North Dakota | |
![]() North Dakota's location within the U.S. | |
Coordinates: 48°46′N 98°28′W / 48.77°N 98.46°W | |
Country | ![]() |
State | ![]() |
Founded | 1873 (created) 1884 (organized) |
Named for | Fur trapper and explorer Charles Cavalier |
Seat | Langdon |
Largest city | Langdon |
Area | |
• Total | 1,510 sq mi (3,900 km2) |
• Land | 1,489 sq mi (3,860 km2) |
• Water | 21 sq mi (50 km2) 1.4% |
Population (2020) | |
• Total | 3,704 |
• Estimate (2022) | 3,597 ![]() |
• Density | 2.5/sq mi (0.95/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | At-large |
Website | cavaliercounty |
Cavalier County is a county in the U.S. state of North Dakota. It is south of the Canada–US border with Manitoba. As of the 2020 census, the population was 3,704.[1] Its county seat is Langdon.[2] The city of Cavalier is in nearby Pembina County.