Lander is a city in and the county seat of Fremont County, Wyoming, United States. Named for transcontinental explorer Frederick W. Lander, it is the county seat of Fremont County. Lander is located in central Wyoming, along the Middle Fork of the Popo Agie River. A tourism center with several dude ranches nearby, Lander is located just south of the Wind River Indian Reservation. The population was 6,867 at the 2000 census. Since 1998, Lander and Fremont County have been represented in the Wyoming State Senate by the economist Cale Case, a Republican known for his interest in individual freedom and limited government.