Poinsett County is located in the northeastern part of the state of Arkansas. It was established in 1838 and is named after Joel Poinsett, a U.S. politician and diplomat known for introducing the poinsettia plant to the United States. The county seat is Walnut Ridge, which serves as the main hub for local government and services. The county is known for its agricultural activities, particularly in rice and soybean farming. Poinsett County is also home to several natural attractions, including the Cache River National Wildlife Refuge, which provides habitat for various wildlife species and opportunities for outdoor recreation.