Yellville is a city in and county seat of Marion County, Arkansas, United States. Yellville is located in the Ozark Mountains along the banks of Crooked Creek, and neighbors the small town of Summit to the north. The population was 1,178 at the 2020 census. The town's original name is preserved in the Shawnee Town Branch, a local creek. The town holds an annual Turkey Trot Festival.

Marion County is located in the Ozark Mountains in the U.S. state of Arkansas. The county is named for Francis Marion, the famous "Swamp Fox" of the Revolutionary War. Created as Arkansas's 35th county in 1836, Marion County is home to one incorporated town and four incorporated cities, including Yellville, the county seat. The county is also the site of numerous unincorporated communities and ghost towns. The county included part of what is now Searcy County, Arkansas, with many opposing to dividing them, which helped fueled the bloody Tutt-Everett War between 1844 and 1850.