Abutting the U.S.-Canada border in northeastern North Dakota, Cavalier County offers everything you'd expect from a remote, rural county: wide-open spaces, quiet places to hunt and fish, and small welcoming communities. Langdon is the county seat. The Mt. Carmel Dam Recreational Area is a popular local spot for both summer and winter activities both on and off the water. The value of all farms, ranches, and rural real estate for sale in Cavalier County, North Dakota, recently was almost $2 million, representing a combined 680 acres of land for sale in Cavalier County. Cavalier County ranks 25th out of zero counties in the state for the total acreage of land currently advertised for sale. Among cities in Cavalier County with land for sale, Langdon featured the most land for sale.