Roger Mills County
County Seat: Cheyenne, Oklahoma 73628
Roger Mills County takes its name from Roger Q. Mills, a prominent American politician from Texas.
The town of Cheyenne in Roger Mills County is the location of the Battle of the Washita, where George Armstrong Custer’s 7th U.S. Cavalry attacked Black Kettle’s Cheyenne village on the Washita River on November 26, 1868.
During the 1970s Roger Mills County and the surrounding area would benefit from the natural gas and oil development in the Panhandle-Hugoton field, the largest-volume gas field in the United States, and the world’s largest known source of helium. Between 1973 and 1993 the field produced over 8-trillion cubic feet of gas.