Lincoln County is located in the U.S. state of Nebraska. Its county seat and largest city is North Platte. The county lies in the Nebraska Sandhills region and covers a total area of 2,575 square miles, making it the third-largest county in Nebraska by area. It is situated in the central-western part of the state and is part of the North Platte Micropolitan Statistical Area. Lincoln County is bordered by McPherson County to the northwest, Logan County to the northeast, Custer and Dawson Counties to the east, Frontier County to the southeast, Hayes County to the southwest, and Perkins and Keith Counties to the west. The county observes Central Time and includes major highways such as Interstate 80 and U.S. Highways 30 and 83