CISCO, a city of Eastland county, Texas, U.S.A., 12om. W. by S. of Ft. Worth on Federal highway 8o, and served by the Cisco and Northeastern, the Missouri-Kansas-Texas and the Texas and Pacific railways. The population was 7,422 in 1920 (over 90% native white), but fell to 6,027 in 1930 by the Federal census. It is in a gas and oil region ; has several manu facturing industries; and is an important market for horses, mules, cattle, corn, wheat, cotton, peanuts, poultry and other agricultural products. Just north of the city is Williamson dam, and just below it is an immense concrete swimming-pool. Cisco was found ed in May 1881, and was incorporated later in that year. It was named after John Cisco, a director of the Texas Central railway.