There was a total of approximately $7 million of farms, ranches, and rural real estate for sale in Oklahoma's Roger Mills County recently on Land.com. The total of all Roger Mills County ranches, farms, hunting land and other rural land and acreage for sale was 2,000 acres. Roger Mills County ranks 69th out of 77 counties in the Sooner State for the total number of acres of land currently advertised for sale. Of all farms and ranches for sale in Roger Mills County, Cheyenne had the most land for sale. Roger Mills County is Oklahoma's 13th biggest county (1,146 square miles). It's located in the Great Plains Country Oklahoma region of Oklahoma.