Colony is a town in northeastern Washita County, Oklahoma, United States. The population was 136 at the 2010 U.S. census, a decrease of 7.5 percent from 147 in 2000. It was named for the Seger Colony, founded in 1886, which taught modern agricultural techniques to the Arapaho and Cheyenne tribes that would be resettled in the vicinity. Colony is 16 miles east and 4 miles north of Cordell.