A combined almost 1,000 acres were listed for sale in Niobrara County recently; the overall value of all Niobrara County ranches, farms, hunting land and other rural land and acreage for sale was $1 million. Niobrara County ranks 23rd out of 23 counties in the Equality State for the combined amount of land currently advertised for sale. Among cities in Niobrara County with land for sale, Kirtley had the most land for sale. Niobrara County is the 16th biggest county (2,627 square miles) in Wyoming. It's located in the Central Wyoming region of Wyoming.