| Name | Cavalier County |
| State | North Dakota |
| FIPS Code | 38019 |
| County Seat | Langdon |
| Timezone | Central Standard Time (CST) |
| Population (2022) | 3,974 |
| Population Growth Rate(2000-2022) | -7.24% |
| Majority Ethnicity | White 98.03% |
| Public School Majority Ethnicity | White 94% |
| Partisan Voting Index | Strongly Republican:+26 |
| Unemployment Rate (January 2025) | 2.3% |
| Area Code(s) | 701 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 98.03% |
| African American | 0% |
| Hispanic | 1.83% |
| Asian | 0.14% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 93.87% |
| African American | 0.79% |
| Hispanic | 1.38% |
| Asian | 0.4% |
| Native American | 2.57% |
| Hawaiin/Pacific Islander | 0% |