Niobrara County, Wyoming

Niobrara County is a county in the U.S. state of Wyoming. As of the 2010 United States Census, 2,484 people lived there. Its county seat is Lusk. Its eastern boundary abuts the west lines of the states of Nebraska and South Dakota.
History.
Niobrara County was created on February 21, 1911.
The county was named for the Niobrara River, which rises near Lusk.
Geography.
According to the US Census Bureau, the county has a total area of , of which is land and (0.07%) is water.