Walker County is a county located in the northwestern part of the U.S. state of Georgia. As of the 2020 census, the population was 67,654, down from 68,756 in 2010. The county seat is LaFayette. The county was created on December 18, 1833, from land formerly belonging to the Cherokee Indian Nation.

LaFayette is a city in, and the county seat of, Walker County, Georgia, United States. As of the 2020 census, the city population was 6,888. It was founded as Chattooga.