DeSoto County is located in the northwestern part of the state of Louisiana. It was established in 1843 and is named after the Spanish explorer Hernando de Soto. The county seat is Mansfield, which is known for its historical significance, particularly during the American Civil War. The county is part of the Shreveport-Bossier City metropolitan area and features a mix of rural and suburban communities. DeSoto Parish, which encompasses the county, is known for its natural beauty, including parks and recreational areas, making it a pleasant place for outdoor activities and family gatherings.