Ranger is a city in Eastland County, Texas. During the 1970s Eastland County became the second most important county for peanut culture in the state. The discovery of oil in Ranger led the oil industry to grow. The chamber of commerce in the year 1982 established the Roaring Ranger Museum to depict the history of the oil boom and the community. The Ranger Antique Airfield is the third oldest airport in Texas.