Helena is a town in southeastern Alfalfa County, Oklahoma, United States. Residents pronounce the town's name with a long E: "Heh-LEE'-nuh." The population was 1,403 at the 2010 census.
It is the site of the James Crabtree Correctional Center, run by the Oklahoma Department of Corrections, with a population of 1,003 inmates in 2010. It is the site of the Timberlake Public School district, shared with the nearby towns of Goltry, Jet, and Nash.