Linn County, Kansas

Linn County (county code LN) is a county in east-central Kansas. In 2010, 9,656 people lived there. Its county seat is Mound City. Its biggest city is Pleasanton. The county was named after Lewis F. Linn, a U.S. Senator from Missouri.
History.
19th century.
Explorers in the early 19th century found abandoned mining sites along a creek south of the Marais des Cygnes river. No one knows who the miners were. Early residents of the region decided to call the waterway "Mine Creek."
Geography.
The U.S. Census Bureau says that the county has a total area of . Of that, is land and (2.0%) is water.
People.
Linn County is included in the Kansas City, MO-KS Metropolitan Statistical Area.