Danville is a city in Yell County, Arkansas, United States. The population was 2,409 at the 2010 census. Along with Dardanelle, it is one of tw…Danville is a city in Yell County, Arkansas, United States. The population was 2,409 at the 2010 census. Along with Dardanelle, it is one of two county seats for Yell County. Danville is part of the Russellville Micropolitan Statistical Area.